thodg/libgit2/tests/diff/workdir.c
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Hash : 658022c4
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Date : 2019-07-18T13:53:41
configuration: cvar -> configmap `cvar` is an unhelpful name. Refactor its usage to `configmap` for more clarity.
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tests/diff/workdir.c
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#include "clar_libgit2.h" #include "diff_helpers.h" #include "repository.h" #include "git2/sys/diff.h" #include "../checkout/checkout_helpers.h" static git_repository *g_repo = NULL; void test_diff_workdir__cleanup(void) { cl_git_sandbox_cleanup(); } void test_diff_workdir__to_index(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; diff_expects exp; int use_iterator; g_repo = cl_git_sandbox_init("status"); opts.context_lines = 3; opts.interhunk_lines = 1; opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); else cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); /* to generate these values: * - cd to tests/resources/status, * - mv .gitted .git * - git diff --name-status * - git diff * - mv .git .gitted */ cl_assert_equal_i(13, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_UNTRACKED]); cl_assert_equal_i(8, exp.hunks); cl_assert_equal_i(14, exp.lines); cl_assert_equal_i(5, exp.line_ctxt); cl_assert_equal_i(4, exp.line_adds); cl_assert_equal_i(5, exp.line_dels); } { git_diff_perfdata perf = GIT_DIFF_PERFDATA_INIT; cl_git_pass(git_diff_get_perfdata(&perf, diff)); cl_assert_equal_sz( 13 /* in root */ + 3 /* in subdir */, perf.stat_calls); cl_assert_equal_sz(5, perf.oid_calculations); } git_diff_free(diff); } void test_diff_workdir__to_index_with_conflicts(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; git_index *index; git_index_entry our_entry = {{0}}, their_entry = {{0}}; diff_expects exp = {0}; g_repo = cl_git_sandbox_init("status"); opts.context_lines = 3; opts.interhunk_lines = 1; /* Adding an entry that represents a rename gets two files in conflict */ our_entry.path = "subdir/modified_file"; our_entry.mode = 0100644; git_oid_fromstr(&our_entry.id, "ee3fa1b8c00aff7fe02065fdb50864bb0d932ccf"); their_entry.path = "subdir/rename_conflict"; their_entry.mode = 0100644; git_oid_fromstr(&their_entry.id, "2bd0a343aeef7a2cf0d158478966a6e587ff3863"); cl_git_pass(git_repository_index(&index, g_repo)); cl_git_pass(git_index_conflict_add(index, NULL, &our_entry, &their_entry)); cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, index, &opts)); cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(9, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(3, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(2, exp.file_status[GIT_DELTA_CONFLICTED]); cl_assert_equal_i(7, exp.hunks); cl_assert_equal_i(12, exp.lines); cl_assert_equal_i(4, exp.line_ctxt); cl_assert_equal_i(3, exp.line_adds); cl_assert_equal_i(5, exp.line_dels); git_diff_free(diff); git_index_free(index); } void test_diff_workdir__to_index_with_assume_unchanged(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; git_index *idx = NULL; diff_expects exp; const git_index_entry *iep; git_index_entry ie; g_repo = cl_git_sandbox_init("status"); /* do initial diff */ cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(8, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_MODIFIED]); git_diff_free(diff); /* mark a couple of entries with ASSUME_UNCHANGED */ cl_git_pass(git_repository_index(&idx, g_repo)); cl_assert((iep = git_index_get_bypath(idx, "modified_file", 0)) != NULL); memcpy(&ie, iep, sizeof(ie)); ie.flags |= GIT_INDEX_ENTRY_VALID; cl_git_pass(git_index_add(idx, &ie)); cl_assert((iep = git_index_get_bypath(idx, "file_deleted", 0)) != NULL); memcpy(&ie, iep, sizeof(ie)); ie.flags |= GIT_INDEX_ENTRY_VALID; cl_git_pass(git_index_add(idx, &ie)); cl_git_pass(git_index_write(idx)); git_index_free(idx); /* redo diff and see that entries are skipped */ cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(6, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(3, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(3, exp.file_status[GIT_DELTA_MODIFIED]); git_diff_free(diff); } void test_diff_workdir__to_tree(void) { /* grabbed a couple of commit oids from the history of the attr repo */ const char *a_commit = "26a125ee1bf"; /* the current HEAD */ const char *b_commit = "0017bd4ab1ec3"; /* the start */ git_tree *a, *b; git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; git_diff *diff2 = NULL; diff_expects exp; int use_iterator; g_repo = cl_git_sandbox_init("status"); a = resolve_commit_oid_to_tree(g_repo, a_commit); b = resolve_commit_oid_to_tree(g_repo, b_commit); opts.context_lines = 3; opts.interhunk_lines = 1; opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED; /* You can't really generate the equivalent of git_diff_tree_to_workdir() * using C git. It really wants to interpose the index into the diff. * * To validate the following results with command line git, I ran the * following: * - git ls-tree 26a125 * - find . ! -path ./.git/\* -a -type f | git hash-object --stdin-paths * The results are documented at the bottom of this file in the * long comment entitled "PREPARATION OF TEST DATA". */ cl_git_pass(git_diff_tree_to_workdir(&diff, g_repo, a, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); else cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(14, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(5, exp.file_status[GIT_DELTA_UNTRACKED]); } /* Since there is no git diff equivalent, let's just assume that the * text diffs produced by git_diff_foreach are accurate here. We will * do more apples-to-apples test comparison below. */ git_diff_free(diff); diff = NULL; memset(&exp, 0, sizeof(exp)); /* This is a compatible emulation of "git diff <sha>" which looks like * a workdir to tree diff (even though it is not really). This is what * you would get from "git diff --name-status 26a125ee1bf" */ cl_git_pass(git_diff_tree_to_index(&diff, g_repo, a, NULL, &opts)); cl_git_pass(git_diff_index_to_workdir(&diff2, g_repo, NULL, &opts)); cl_git_pass(git_diff_merge(diff, diff2)); git_diff_free(diff2); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); else cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(15, exp.files); cl_assert_equal_i(2, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(5, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(3, exp.file_status[GIT_DELTA_UNTRACKED]); cl_assert_equal_i(11, exp.hunks); cl_assert_equal_i(17, exp.lines); cl_assert_equal_i(4, exp.line_ctxt); cl_assert_equal_i(8, exp.line_adds); cl_assert_equal_i(5, exp.line_dels); } git_diff_free(diff); diff = NULL; memset(&exp, 0, sizeof(exp)); /* Again, emulating "git diff <sha>" for testing purposes using * "git diff --name-status 0017bd4ab1ec3" instead. */ cl_git_pass(git_diff_tree_to_index(&diff, g_repo, b, NULL, &opts)); cl_git_pass(git_diff_index_to_workdir(&diff2, g_repo, NULL, &opts)); cl_git_pass(git_diff_merge(diff, diff2)); git_diff_free(diff2); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); else cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(16, exp.files); cl_assert_equal_i(5, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(3, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(3, exp.file_status[GIT_DELTA_UNTRACKED]); cl_assert_equal_i(12, exp.hunks); cl_assert_equal_i(19, exp.lines); cl_assert_equal_i(3, exp.line_ctxt); cl_assert_equal_i(12, exp.line_adds); cl_assert_equal_i(4, exp.line_dels); } git_diff_free(diff); /* Let's try that once more with a reversed diff */ opts.flags |= GIT_DIFF_REVERSE; cl_git_pass(git_diff_tree_to_index(&diff, g_repo, b, NULL, &opts)); cl_git_pass(git_diff_index_to_workdir(&diff2, g_repo, NULL, &opts)); cl_git_pass(git_diff_merge(diff, diff2)); git_diff_free(diff2); memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(16, exp.files); cl_assert_equal_i(5, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(3, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(3, exp.file_status[GIT_DELTA_UNTRACKED]); cl_assert_equal_i(12, exp.hunks); cl_assert_equal_i(19, exp.lines); cl_assert_equal_i(3, exp.line_ctxt); cl_assert_equal_i(12, exp.line_dels); cl_assert_equal_i(4, exp.line_adds); git_diff_free(diff); /* all done now */ git_tree_free(a); git_tree_free(b); } void test_diff_workdir__to_index_with_pathspec(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; diff_expects exp; char *pathspec = NULL; int use_iterator; g_repo = cl_git_sandbox_init("status"); opts.context_lines = 3; opts.interhunk_lines = 1; opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED; opts.pathspec.strings = &pathspec; opts.pathspec.count = 1; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, NULL, NULL, NULL, &exp)); else cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(13, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_UNTRACKED]); } git_diff_free(diff); pathspec = "modified_file"; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, NULL, NULL, NULL, &exp)); else cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(1, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_UNTRACKED]); } git_diff_free(diff); pathspec = "subdir"; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, NULL, NULL, NULL, &exp)); else cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(3, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_UNTRACKED]); } git_diff_free(diff); pathspec = "*_deleted"; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, NULL, NULL, NULL, &exp)); else cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(2, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(2, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_UNTRACKED]); } git_diff_free(diff); } void test_diff_workdir__to_index_with_pathlist_disabling_fnmatch(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; diff_expects exp; char *pathspec = NULL; int use_iterator; g_repo = cl_git_sandbox_init("status"); opts.context_lines = 3; opts.interhunk_lines = 1; opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED | GIT_DIFF_DISABLE_PATHSPEC_MATCH; opts.pathspec.strings = &pathspec; opts.pathspec.count = 0; /* ensure that an empty pathspec list is ignored */ cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, NULL, NULL, NULL, &exp)); else cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(13, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_UNTRACKED]); } git_diff_free(diff); /* ensure that a single NULL pathspec is filtered out (like when using * fnmatch filtering) */ opts.pathspec.count = 1; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, NULL, NULL, NULL, &exp)); else cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(13, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_UNTRACKED]); } git_diff_free(diff); pathspec = "modified_file"; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, NULL, NULL, NULL, &exp)); else cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(1, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_UNTRACKED]); } git_diff_free(diff); /* ensure that subdirs can be specified */ pathspec = "subdir"; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, NULL, NULL, NULL, &exp)); else cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(3, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_UNTRACKED]); } git_diff_free(diff); /* ensure that subdirs can be specified with a trailing slash */ pathspec = "subdir/"; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, NULL, NULL, NULL, &exp)); else cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(3, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_UNTRACKED]); } git_diff_free(diff); /* ensure that fnmatching is completely disabled */ pathspec = "subdir/*"; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, NULL, NULL, NULL, &exp)); else cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(0, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_UNTRACKED]); } git_diff_free(diff); /* ensure that the prefix matching isn't completely braindead */ pathspec = "subdi"; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, NULL, NULL, NULL, &exp)); else cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(0, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_UNTRACKED]); } git_diff_free(diff); /* ensure that fnmatching isn't working at all */ pathspec = "*_deleted"; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, NULL, NULL, NULL, &exp)); else cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(0, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_UNTRACKED]); } git_diff_free(diff); } void test_diff_workdir__filemode_changes(void) { git_diff *diff = NULL; diff_expects exp; int use_iterator; if (!cl_is_chmod_supported()) return; g_repo = cl_git_sandbox_init("issue_592"); cl_repo_set_bool(g_repo, "core.filemode", true); /* test once with no mods */ cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, NULL)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); else cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(0, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.hunks); } git_diff_free(diff); /* chmod file and test again */ cl_assert(cl_toggle_filemode("issue_592/a.txt")); cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, NULL)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); else cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(1, exp.files); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.hunks); } git_diff_free(diff); cl_assert(cl_toggle_filemode("issue_592/a.txt")); } void test_diff_workdir__filemode_changes_with_filemode_false(void) { git_diff *diff = NULL; diff_expects exp; if (!cl_is_chmod_supported()) return; g_repo = cl_git_sandbox_init("issue_592"); cl_repo_set_bool(g_repo, "core.filemode", false); /* test once with no mods */ cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, NULL)); memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(0, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.hunks); git_diff_free(diff); /* chmod file and test again */ cl_assert(cl_toggle_filemode("issue_592/a.txt")); cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, NULL)); memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach(diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(0, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.hunks); git_diff_free(diff); cl_assert(cl_toggle_filemode("issue_592/a.txt")); } void test_diff_workdir__head_index_and_workdir_all_differ(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff_i2t = NULL, *diff_w2i = NULL; diff_expects exp; char *pathspec = "staged_changes_modified_file"; git_tree *tree; int use_iterator; /* For this file, * - head->index diff has 1 line of context, 1 line of diff * - index->workdir diff has 2 lines of context, 1 line of diff * but * - head->workdir diff has 1 line of context, 2 lines of diff * Let's make sure the right one is returned from each fn. */ g_repo = cl_git_sandbox_init("status"); tree = resolve_commit_oid_to_tree(g_repo, "26a125ee1bfc5df1e1b2e9441bbe63c8a7ae989f"); opts.pathspec.strings = &pathspec; opts.pathspec.count = 1; cl_git_pass(git_diff_tree_to_index(&diff_i2t, g_repo, tree, NULL, &opts)); cl_git_pass(git_diff_index_to_workdir(&diff_w2i, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff_i2t, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); else cl_git_pass(git_diff_foreach( diff_i2t, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(1, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.hunks); cl_assert_equal_i(2, exp.lines); cl_assert_equal_i(1, exp.line_ctxt); cl_assert_equal_i(1, exp.line_adds); cl_assert_equal_i(0, exp.line_dels); } for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff_w2i, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); else cl_git_pass(git_diff_foreach( diff_w2i, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(1, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.hunks); cl_assert_equal_i(3, exp.lines); cl_assert_equal_i(2, exp.line_ctxt); cl_assert_equal_i(1, exp.line_adds); cl_assert_equal_i(0, exp.line_dels); } cl_git_pass(git_diff_merge(diff_i2t, diff_w2i)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff_i2t, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); else cl_git_pass(git_diff_foreach( diff_i2t, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(1, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.hunks); cl_assert_equal_i(3, exp.lines); cl_assert_equal_i(1, exp.line_ctxt); cl_assert_equal_i(2, exp.line_adds); cl_assert_equal_i(0, exp.line_dels); } git_diff_free(diff_i2t); git_diff_free(diff_w2i); git_tree_free(tree); } void test_diff_workdir__eof_newline_changes(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; diff_expects exp; char *pathspec = "current_file"; int use_iterator; g_repo = cl_git_sandbox_init("status"); opts.pathspec.strings = &pathspec; opts.pathspec.count = 1; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); else cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(0, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.hunks); cl_assert_equal_i(0, exp.lines); cl_assert_equal_i(0, exp.line_ctxt); cl_assert_equal_i(0, exp.line_adds); cl_assert_equal_i(0, exp.line_dels); } git_diff_free(diff); cl_git_append2file("status/current_file", "\n"); cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); else cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(1, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.hunks); cl_assert_equal_i(2, exp.lines); cl_assert_equal_i(1, exp.line_ctxt); cl_assert_equal_i(1, exp.line_adds); cl_assert_equal_i(0, exp.line_dels); } git_diff_free(diff); cl_git_rewritefile("status/current_file", "current_file"); cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); for (use_iterator = 0; use_iterator <= 1; use_iterator++) { memset(&exp, 0, sizeof(exp)); if (use_iterator) cl_git_pass(diff_foreach_via_iterator( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); else cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(1, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.hunks); cl_assert_equal_i(3, exp.lines); cl_assert_equal_i(0, exp.line_ctxt); cl_assert_equal_i(1, exp.line_adds); cl_assert_equal_i(2, exp.line_dels); } git_diff_free(diff); } /* PREPARATION OF TEST DATA * * Since there is no command line equivalent of git_diff_tree_to_workdir, * it was a bit of a pain to confirm that I was getting the expected * results in the first part of this tests. Here is what I ended up * doing to set my expectation for the file counts and results: * * Running "git ls-tree 26a125" and "git ls-tree aa27a6" shows: * * A a0de7e0ac200c489c41c59dfa910154a70264e6e current_file * B 5452d32f1dd538eb0405e8a83cc185f79e25e80f file_deleted * C 452e4244b5d083ddf0460acf1ecc74db9dcfa11a modified_file * D 32504b727382542f9f089e24fddac5e78533e96c staged_changes * E 061d42a44cacde5726057b67558821d95db96f19 staged_changes_file_deleted * F 70bd9443ada07063e7fbf0b3ff5c13f7494d89c2 staged_changes_modified_file * G e9b9107f290627c04d097733a10055af941f6bca staged_delete_file_deleted * H dabc8af9bd6e9f5bbe96a176f1a24baf3d1f8916 staged_delete_modified_file * I 53ace0d1cc1145a5f4fe4f78a186a60263190733 subdir/current_file * J 1888c805345ba265b0ee9449b8877b6064592058 subdir/deleted_file * K a6191982709b746d5650e93c2acf34ef74e11504 subdir/modified_file * L e8ee89e15bbe9b20137715232387b3de5b28972e subdir.txt * * -------- * * find . ! -path ./.git/\* -a -type f | git hash-object --stdin-paths * * A a0de7e0ac200c489c41c59dfa910154a70264e6e current_file * M 6a79f808a9c6bc9531ac726c184bbcd9351ccf11 ignored_file * C 0a539630525aca2e7bc84975958f92f10a64c9b6 modified_file * N d4fa8600b4f37d7516bef4816ae2c64dbf029e3a new_file * D 55d316c9ba708999f1918e9677d01dfcae69c6b9 staged_changes * F 011c3440d5c596e21d836aa6d7b10eb581f68c49 staged_changes_modified_file * H dabc8af9bd6e9f5bbe96a176f1a24baf3d1f8916 staged_delete_modified_file * O 529a16e8e762d4acb7b9636ff540a00831f9155a staged_new_file * P 8b090c06d14ffa09c4e880088ebad33893f921d1 staged_new_file_modified_file * I 53ace0d1cc1145a5f4fe4f78a186a60263190733 subdir/current_file * K 57274b75eeb5f36fd55527806d567b2240a20c57 subdir/modified_file * Q 80a86a6931b91bc01c2dbf5ca55bdd24ad1ef466 subdir/new_file * L e8ee89e15bbe9b20137715232387b3de5b28972e subdir.txt * * -------- * * A - current_file (UNMODIFIED) -> not in results * B D file_deleted * M I ignored_file (IGNORED) * C M modified_file * N U new_file (UNTRACKED) * D M staged_changes * E D staged_changes_file_deleted * F M staged_changes_modified_file * G D staged_delete_file_deleted * H - staged_delete_modified_file (UNMODIFIED) -> not in results * O U staged_new_file * P U staged_new_file_modified_file * I - subdir/current_file (UNMODIFIED) -> not in results * J D subdir/deleted_file * K M subdir/modified_file * Q U subdir/new_file * L - subdir.txt (UNMODIFIED) -> not in results * * Expect 13 files, 0 ADD, 4 DEL, 4 MOD, 1 IGN, 4 UNTR */ void test_diff_workdir__larger_hunks(void) { const char *a_commit = "d70d245ed97ed2aa596dd1af6536e4bfdb047b69"; const char *b_commit = "7a9e0b02e63179929fed24f0a3e0f19168114d10"; git_tree *a, *b; git_diff_options opts = GIT_DIFF_OPTIONS_INIT; size_t i, d, num_d, h, num_h, l, num_l; g_repo = cl_git_sandbox_init("diff"); cl_assert((a = resolve_commit_oid_to_tree(g_repo, a_commit)) != NULL); cl_assert((b = resolve_commit_oid_to_tree(g_repo, b_commit)) != NULL); opts.context_lines = 1; opts.interhunk_lines = 0; for (i = 0; i <= 2; ++i) { git_diff *diff = NULL; git_patch *patch; const git_diff_hunk *hunk; const git_diff_line *line; /* okay, this is a bit silly, but oh well */ switch (i) { case 0: cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); break; case 1: cl_git_pass(git_diff_tree_to_workdir(&diff, g_repo, a, &opts)); break; case 2: cl_git_pass(git_diff_tree_to_workdir(&diff, g_repo, b, &opts)); break; } num_d = git_diff_num_deltas(diff); cl_assert_equal_i(2, (int)num_d); for (d = 0; d < num_d; ++d) { cl_git_pass(git_patch_from_diff(&patch, diff, d)); cl_assert(patch); num_h = git_patch_num_hunks(patch); for (h = 0; h < num_h; h++) { cl_git_pass(git_patch_get_hunk(&hunk, &num_l, patch, h)); for (l = 0; l < num_l; ++l) { cl_git_pass( git_patch_get_line_in_hunk(&line, patch, h, l)); cl_assert(line); } /* confirm fail after the last item */ cl_git_fail( git_patch_get_line_in_hunk(&line, patch, h, num_l)); } /* confirm fail after the last item */ cl_git_fail(git_patch_get_hunk(&hunk, &num_l, patch, num_h)); git_patch_free(patch); } git_diff_free(diff); } git_tree_free(a); git_tree_free(b); } /* Set up a test that exercises this code. The easiest test using existing * test data is probably to create a sandbox of submod2 and then run a * git_diff_tree_to_workdir against tree * 873585b94bdeabccea991ea5e3ec1a277895b698. As for what you should actually * test, you can start by just checking that the number of lines of diff * content matches the actual output of git diff. That will at least * demonstrate that the submodule content is being used to generate somewhat * comparable outputs. It is a test that would fail without this code and * will succeed with it. */ #include "../submodule/submodule_helpers.h" void test_diff_workdir__submodules(void) { const char *a_commit = "873585b94bdeabccea991ea5e3ec1a277895b698"; git_tree *a; git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; diff_expects exp; g_repo = setup_fixture_submod2(); a = resolve_commit_oid_to_tree(g_repo, a_commit); opts.flags = GIT_DIFF_INCLUDE_UNTRACKED | GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_RECURSE_UNTRACKED_DIRS | GIT_DIFF_SHOW_UNTRACKED_CONTENT; cl_git_pass(git_diff_tree_to_workdir(&diff, g_repo, a, &opts)); /* diff_print(stderr, diff); */ /* essentially doing: git diff 873585b94bdeabccea991ea5e3ec1a277895b698 */ memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); /* so "git diff 873585" returns: * M .gitmodules * A just_a_dir/contents * A just_a_file * A sm_added_and_uncommited * A sm_changed_file * A sm_changed_head * A sm_changed_index * A sm_changed_untracked_file * M sm_missing_commits * A sm_unchanged * which is a little deceptive because of the difference between the * "git diff <treeish>" results from "git_diff_tree_to_workdir". The * only significant difference is that those Added items will show up * as Untracked items in the pure libgit2 diff. * * Then add in the two extra untracked items "not" and "not-submodule" * to get the 12 files reported here. */ cl_assert_equal_i(12, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(2, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(10, exp.file_status[GIT_DELTA_UNTRACKED]); /* the following numbers match "git diff 873585" exactly */ cl_assert_equal_i(9, exp.hunks); cl_assert_equal_i(33, exp.lines); cl_assert_equal_i(2, exp.line_ctxt); cl_assert_equal_i(30, exp.line_adds); cl_assert_equal_i(1, exp.line_dels); git_diff_free(diff); git_tree_free(a); } void test_diff_workdir__cannot_diff_against_a_bare_repository(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; git_tree *tree; g_repo = cl_git_sandbox_init("testrepo.git"); cl_assert_equal_i( GIT_EBAREREPO, git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_git_pass(git_repository_head_tree(&tree, g_repo)); cl_assert_equal_i( GIT_EBAREREPO, git_diff_tree_to_workdir(&diff, g_repo, tree, &opts)); git_tree_free(tree); } void test_diff_workdir__to_null_tree(void) { git_diff *diff; diff_expects exp; git_diff_options opts = GIT_DIFF_OPTIONS_INIT; opts.flags = GIT_DIFF_INCLUDE_UNTRACKED | GIT_DIFF_RECURSE_UNTRACKED_DIRS; g_repo = cl_git_sandbox_init("status"); cl_git_pass(git_diff_tree_to_workdir(&diff, g_repo, NULL, &opts)); memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(exp.files, exp.file_status[GIT_DELTA_UNTRACKED]); git_diff_free(diff); } void test_diff_workdir__checks_options_version(void) { git_diff *diff; git_diff_options opts = GIT_DIFF_OPTIONS_INIT; const git_error *err; g_repo = cl_git_sandbox_init("status"); opts.version = 0; cl_git_fail(git_diff_tree_to_workdir(&diff, g_repo, NULL, &opts)); err = git_error_last(); cl_assert_equal_i(GIT_ERROR_INVALID, err->klass); git_error_clear(); opts.version = 1024; cl_git_fail(git_diff_tree_to_workdir(&diff, g_repo, NULL, &opts)); err = git_error_last(); cl_assert_equal_i(GIT_ERROR_INVALID, err->klass); } void test_diff_workdir__can_diff_empty_file(void) { git_diff *diff; git_tree *tree; git_diff_options opts = GIT_DIFF_OPTIONS_INIT; struct stat st; git_patch *patch; g_repo = cl_git_sandbox_init("attr_index"); tree = resolve_commit_oid_to_tree(g_repo, "3812cfef3661"); /* HEAD */ /* baseline - make sure there are no outstanding diffs */ cl_git_pass(git_diff_tree_to_workdir(&diff, g_repo, tree, &opts)); cl_assert_equal_i(2, (int)git_diff_num_deltas(diff)); git_diff_free(diff); /* empty contents of file */ cl_git_rewritefile("attr_index/README.txt", ""); cl_git_pass(git_path_lstat("attr_index/README.txt", &st)); cl_assert_equal_i(0, (int)st.st_size); cl_git_pass(git_diff_tree_to_workdir(&diff, g_repo, tree, &opts)); cl_assert_equal_i(3, (int)git_diff_num_deltas(diff)); /* diffs are: .gitattributes, README.txt, sub/sub/.gitattributes */ cl_git_pass(git_patch_from_diff(&patch, diff, 1)); git_patch_free(patch); git_diff_free(diff); /* remove a file altogether */ cl_git_pass(p_unlink("attr_index/README.txt")); cl_assert(!git_path_exists("attr_index/README.txt")); cl_git_pass(git_diff_tree_to_workdir(&diff, g_repo, tree, &opts)); cl_assert_equal_i(3, (int)git_diff_num_deltas(diff)); cl_git_pass(git_patch_from_diff(&patch, diff, 1)); git_patch_free(patch); git_diff_free(diff); git_tree_free(tree); } void test_diff_workdir__to_index_issue_1397(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; diff_expects exp; g_repo = cl_git_sandbox_init("issue_1397"); cl_repo_set_bool(g_repo, "core.autocrlf", true); opts.context_lines = 3; opts.interhunk_lines = 1; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(0, exp.files); cl_assert_equal_i(0, exp.hunks); cl_assert_equal_i(0, exp.lines); git_diff_free(diff); diff = NULL; cl_git_rewritefile("issue_1397/crlf_file.txt", "first line\r\nsecond line modified\r\nboth with crlf"); cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(1, exp.files); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.hunks); cl_assert_equal_i(5, exp.lines); cl_assert_equal_i(3, exp.line_ctxt); cl_assert_equal_i(1, exp.line_adds); cl_assert_equal_i(1, exp.line_dels); git_diff_free(diff); } void test_diff_workdir__to_tree_issue_1397(void) { const char *a_commit = "7f483a738"; /* the current HEAD */ git_tree *a; git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; git_diff *diff2 = NULL; diff_expects exp; g_repo = cl_git_sandbox_init("issue_1397"); cl_repo_set_bool(g_repo, "core.autocrlf", true); a = resolve_commit_oid_to_tree(g_repo, a_commit); opts.context_lines = 3; opts.interhunk_lines = 1; cl_git_pass(git_diff_tree_to_workdir(&diff, g_repo, a, &opts)); memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(0, exp.files); cl_assert_equal_i(0, exp.hunks); cl_assert_equal_i(0, exp.lines); git_diff_free(diff); diff = NULL; cl_git_pass(git_diff_tree_to_index(&diff, g_repo, a, NULL, &opts)); cl_git_pass(git_diff_index_to_workdir(&diff2, g_repo, NULL, &opts)); cl_git_pass(git_diff_merge(diff, diff2)); git_diff_free(diff2); memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(0, exp.files); cl_assert_equal_i(0, exp.hunks); cl_assert_equal_i(0, exp.lines); git_diff_free(diff); git_tree_free(a); } void test_diff_workdir__untracked_directory_scenarios(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; diff_expects exp; char *pathspec = NULL; static const char *files0[] = { "subdir/deleted_file", "subdir/modified_file", "subdir/new_file", NULL }; static const char *files1[] = { "subdir/deleted_file", "subdir/directory/", "subdir/modified_file", "subdir/new_file", NULL }; static const char *files2[] = { "subdir/deleted_file", "subdir/directory/more/notignored", "subdir/modified_file", "subdir/new_file", NULL }; g_repo = cl_git_sandbox_init("status"); cl_git_mkfile("status/.gitignore", "ignored\n"); opts.context_lines = 3; opts.interhunk_lines = 1; opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED; opts.pathspec.strings = &pathspec; opts.pathspec.count = 1; pathspec = "subdir"; /* baseline for "subdir" pathspec */ memset(&exp, 0, sizeof(exp)); exp.names = files0; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(3, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_UNTRACKED]); git_diff_free(diff); /* empty directory */ cl_git_pass(p_mkdir("status/subdir/directory", 0777)); memset(&exp, 0, sizeof(exp)); exp.names = files1; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(4, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_UNTRACKED]); git_diff_free(diff); /* empty directory in empty directory */ cl_git_pass(p_mkdir("status/subdir/directory/empty", 0777)); memset(&exp, 0, sizeof(exp)); exp.names = files1; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(4, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_UNTRACKED]); git_diff_free(diff); /* directory with only ignored files */ cl_git_pass(p_mkdir("status/subdir/directory/deeper", 0777)); cl_git_mkfile("status/subdir/directory/deeper/ignored", "ignore me\n"); cl_git_pass(p_mkdir("status/subdir/directory/another", 0777)); cl_git_mkfile("status/subdir/directory/another/ignored", "ignore me\n"); memset(&exp, 0, sizeof(exp)); exp.names = files1; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(4, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_UNTRACKED]); git_diff_free(diff); /* directory with ignored directory (contents irrelevant) */ cl_git_pass(p_mkdir("status/subdir/directory/more", 0777)); cl_git_pass(p_mkdir("status/subdir/directory/more/ignored", 0777)); cl_git_mkfile("status/subdir/directory/more/ignored/notignored", "inside ignored dir\n"); memset(&exp, 0, sizeof(exp)); exp.names = files1; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(4, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_UNTRACKED]); git_diff_free(diff); /* quick version avoids directory scan */ opts.flags = opts.flags | GIT_DIFF_ENABLE_FAST_UNTRACKED_DIRS; memset(&exp, 0, sizeof(exp)); exp.names = files1; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(4, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(2, exp.file_status[GIT_DELTA_UNTRACKED]); git_diff_free(diff); /* directory with nested non-ignored content */ opts.flags = opts.flags & ~GIT_DIFF_ENABLE_FAST_UNTRACKED_DIRS; cl_git_mkfile("status/subdir/directory/more/notignored", "not ignored deep under untracked\n"); memset(&exp, 0, sizeof(exp)); exp.names = files1; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(4, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(2, exp.file_status[GIT_DELTA_UNTRACKED]); git_diff_free(diff); /* use RECURSE_UNTRACKED_DIRS to get actual untracked files (no ignores) */ opts.flags = opts.flags & ~GIT_DIFF_INCLUDE_IGNORED; opts.flags = opts.flags | GIT_DIFF_RECURSE_UNTRACKED_DIRS; memset(&exp, 0, sizeof(exp)); exp.names = files2; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(4, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(2, exp.file_status[GIT_DELTA_UNTRACKED]); git_diff_free(diff); } void test_diff_workdir__untracked_directory_comes_last(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; g_repo = cl_git_sandbox_init("renames"); cl_git_mkfile("renames/.gitignore", "*.ign\n"); cl_git_pass(p_mkdir("renames/zzz_untracked", 0777)); cl_git_mkfile("renames/zzz_untracked/an.ign", "ignore me please"); cl_git_mkfile("renames/zzz_untracked/skip.ign", "ignore me really"); cl_git_mkfile("renames/zzz_untracked/test.ign", "ignore me now"); opts.context_lines = 3; opts.interhunk_lines = 1; opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_assert(diff != NULL); git_diff_free(diff); } void test_diff_workdir__untracked_with_bom(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; const git_diff_delta *delta; g_repo = cl_git_sandbox_init("empty_standard_repo"); cl_repo_set_bool(g_repo, "core.autocrlf", true); cl_git_write2file("empty_standard_repo/bom.txt", "\xFF\xFE\x31\x00\x32\x00\x33\x00\x34\x00", 10, O_WRONLY|O_CREAT, 0664); opts.flags = GIT_DIFF_INCLUDE_UNTRACKED | GIT_DIFF_SHOW_UNTRACKED_CONTENT; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_assert_equal_i(1, git_diff_num_deltas(diff)); cl_assert((delta = git_diff_get_delta(diff, 0)) != NULL); cl_assert_equal_i(GIT_DELTA_UNTRACKED, delta->status); /* not known at this point * cl_assert((delta->flags & GIT_DIFF_FLAG_BINARY) != 0); */ git_diff_free(diff); } void test_diff_workdir__patience_diff(void) { git_index *index; git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; git_patch *patch = NULL; git_buf buf = GIT_BUF_INIT; const char *expected_normal = "diff --git a/test.txt b/test.txt\nindex 34a5acc..d52725f 100644\n--- a/test.txt\n+++ b/test.txt\n@@ -1,10 +1,7 @@\n When I wrote this\n I did not know\n-how to create\n-a patience diff\n I did not know\n how to create\n+a patience diff\n another problem\n-I did not know\n-how to create\n a minimal diff\n"; const char *expected_patience = "diff --git a/test.txt b/test.txt\nindex 34a5acc..d52725f 100644\n--- a/test.txt\n+++ b/test.txt\n@@ -1,10 +1,7 @@\n When I wrote this\n I did not know\n+I did not know\n how to create\n a patience diff\n-I did not know\n-how to create\n another problem\n-I did not know\n-how to create\n a minimal diff\n"; g_repo = cl_git_sandbox_init("empty_standard_repo"); cl_repo_set_bool(g_repo, "core.autocrlf", true); cl_git_pass(git_repository_index(&index, g_repo)); cl_git_mkfile( "empty_standard_repo/test.txt", "When I wrote this\nI did not know\nhow to create\na patience diff\nI did not know\nhow to create\nanother problem\nI did not know\nhow to create\na minimal diff\n"); cl_git_pass(git_index_add_bypath(index, "test.txt")); cl_repo_commit_from_index(NULL, g_repo, NULL, 1372350000, "Base"); git_index_free(index); cl_git_rewritefile( "empty_standard_repo/test.txt", "When I wrote this\nI did not know\nI did not know\nhow to create\na patience diff\nanother problem\na minimal diff\n"); cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_assert_equal_i(1, git_diff_num_deltas(diff)); cl_git_pass(git_patch_from_diff(&patch, diff, 0)); cl_git_pass(git_patch_to_buf(&buf, patch)); cl_assert_equal_s(expected_normal, buf.ptr); git_buf_clear(&buf); git_patch_free(patch); git_diff_free(diff); opts.flags |= GIT_DIFF_PATIENCE; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_assert_equal_i(1, git_diff_num_deltas(diff)); cl_git_pass(git_patch_from_diff(&patch, diff, 0)); cl_git_pass(git_patch_to_buf(&buf, patch)); cl_assert_equal_s(expected_patience, buf.ptr); git_buf_clear(&buf); git_buf_dispose(&buf); git_patch_free(patch); git_diff_free(diff); } void test_diff_workdir__with_stale_index(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; git_index *idx = NULL; diff_expects exp; g_repo = cl_git_sandbox_init("status"); cl_git_pass(git_repository_index(&idx, g_repo)); /* make the in-memory index invalid */ { git_repository *r2; git_index *idx2; cl_git_pass(git_repository_open(&r2, "status")); cl_git_pass(git_repository_index(&idx2, r2)); cl_git_pass(git_index_add_bypath(idx2, "new_file")); cl_git_pass(git_index_add_bypath(idx2, "subdir/new_file")); cl_git_pass(git_index_remove_bypath(idx2, "staged_new_file")); cl_git_pass(git_index_remove_bypath(idx2, "staged_changes_file_deleted")); cl_git_pass(git_index_write(idx2)); git_index_free(idx2); git_repository_free(r2); } opts.context_lines = 3; opts.interhunk_lines = 1; opts.flags |= GIT_DIFF_INCLUDE_UNTRACKED | GIT_DIFF_INCLUDE_UNMODIFIED; /* first try with index pointer which should prevent reload */ cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, idx, &opts)); memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(17, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_UNTRACKED]); cl_assert_equal_i(5, exp.file_status[GIT_DELTA_UNMODIFIED]); git_diff_free(diff); /* now let's try without the index pointer which should trigger reload */ /* two files that were UNTRACKED should have become UNMODIFIED */ /* one file that was UNMODIFIED should now have become UNTRACKED */ /* one file that was DELETED should now be gone completely */ cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); git_diff_free(diff); cl_assert_equal_i(16, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(3, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(3, exp.file_status[GIT_DELTA_UNTRACKED]); cl_assert_equal_i(6, exp.file_status[GIT_DELTA_UNMODIFIED]); git_index_free(idx); } static int touch_file(void *payload, git_buf *path) { struct stat st; struct p_timeval times[2]; GIT_UNUSED(payload); if (git_path_isdir(path->ptr)) return 0; cl_must_pass(p_stat(path->ptr, &st)); times[0].tv_sec = st.st_mtime + 3; times[0].tv_usec = 0; times[1].tv_sec = st.st_mtime + 3; times[1].tv_usec = 0; cl_must_pass(p_utimes(path->ptr, times)); return 0; } static void basic_diff_status(git_diff **out, const git_diff_options *opts) { diff_expects exp; cl_git_pass(git_diff_index_to_workdir(out, g_repo, NULL, opts)); memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_foreach( *out, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(13, exp.files); cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_DELETED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_MODIFIED]); cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]); cl_assert_equal_i(4, exp.file_status[GIT_DELTA_UNTRACKED]); } void test_diff_workdir__can_update_index(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; git_diff_perfdata perf = GIT_DIFF_PERFDATA_INIT; git_index *index; g_repo = cl_git_sandbox_init("status"); /* touch all the files so stat times are different */ { git_buf path = GIT_BUF_INIT; cl_git_pass(git_buf_sets(&path, "status")); cl_git_pass(git_path_direach(&path, 0, touch_file, NULL)); git_buf_dispose(&path); } opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED; basic_diff_status(&diff, &opts); cl_git_pass(git_diff_get_perfdata(&perf, diff)); cl_assert_equal_sz(13 + 3, perf.stat_calls); cl_assert_equal_sz(5, perf.oid_calculations); git_diff_free(diff); /* now allow diff to update stat cache */ opts.flags |= GIT_DIFF_UPDATE_INDEX; /* advance a tick for the index so we don't re-calculate racily-clean entries */ cl_git_pass(git_repository_index__weakptr(&index, g_repo)); tick_index(index); basic_diff_status(&diff, &opts); cl_git_pass(git_diff_get_perfdata(&perf, diff)); cl_assert_equal_sz(13 + 3, perf.stat_calls); cl_assert_equal_sz(5, perf.oid_calculations); git_diff_free(diff); /* now if we do it again, we should see fewer OID calculations */ /* tick again as the index updating from the previous diff might have reset the timestamp */ tick_index(index); basic_diff_status(&diff, &opts); cl_git_pass(git_diff_get_perfdata(&perf, diff)); cl_assert_equal_sz(13 + 3, perf.stat_calls); cl_assert_equal_sz(0, perf.oid_calculations); git_diff_free(diff); } #define STR7 "0123456" #define STR8 "01234567" #define STR40 STR8 STR8 STR8 STR8 STR8 #define STR200 STR40 STR40 STR40 STR40 STR40 #define STR999Z STR200 STR200 STR200 STR200 STR40 STR40 STR40 STR40 \ STR8 STR8 STR8 STR8 STR7 "\0" #define STR1000 STR200 STR200 STR200 STR200 STR200 #define STR3999Z STR1000 STR1000 STR1000 STR999Z #define STR4000 STR1000 STR1000 STR1000 STR1000 static void assert_delta_binary(git_diff *diff, size_t idx, int is_binary) { git_patch *patch; const git_diff_delta *delta; cl_git_pass(git_patch_from_diff(&patch, diff, idx)); delta = git_patch_get_delta(patch); cl_assert_equal_b((delta->flags & GIT_DIFF_FLAG_BINARY), is_binary); git_patch_free(patch); } void test_diff_workdir__binary_detection(void) { git_index *idx; git_diff *diff = NULL; git_buf b = GIT_BUF_INIT; int i; git_buf data[10] = { { "1234567890", 0, 0 }, /* 0 - all ascii text control */ { "\xC3\x85\xC3\xBC\xE2\x80\xA0\x48\xC3\xB8\xCF\x80\xCE\xA9", 0, 0 }, /* 1 - UTF-8 multibyte text */ { "\xEF\xBB\xBF\xC3\x9C\xE2\xA4\x92\xC6\x92\x38\xC2\xA3\xE2\x82\xAC", 0, 0 }, /* 2 - UTF-8 with BOM */ { STR999Z, 0, 1000 }, /* 3 - ASCII with NUL at 1000 */ { STR3999Z, 0, 4000 }, /* 4 - ASCII with NUL at 4000 */ { STR4000 STR3999Z "x", 0, 8001 }, /* 5 - ASCII with NUL at 8000 */ { STR4000 STR4000 "\0", 0, 8001 }, /* 6 - ASCII with NUL at 8001 */ { "\x00\xDC\x00\x6E\x21\x39\xFE\x0E\x00\x63\x00\xF8" "\x00\x64\x00\x65\x20\x48", 0, 18 }, /* 7 - UTF-16 text */ { "\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d" "\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d", 0, 26 }, /* 8 - All non-printable characters (no NUL) */ { "Hello \x01\x02\x03\x04\x05\x06 World!\x01\x02\x03\x04" "\x05\x06\x07", 0, 26 }, /* 9 - 50-50 non-printable (no NUL) */ }; g_repo = cl_git_sandbox_init("empty_standard_repo"); cl_git_pass(git_repository_index(&idx, g_repo)); /* We start with ASCII in index and test data in workdir, * then we will try with test data in index and ASCII in workdir. */ cl_git_pass(git_buf_sets(&b, "empty_standard_repo/0")); for (i = 0; i < 10; ++i) { b.ptr[b.size - 1] = '0' + i; cl_git_mkfile(b.ptr, "baseline"); cl_git_pass(git_index_add_bypath(idx, &b.ptr[b.size - 1])); if (data[i].size == 0) data[i].size = strlen(data[i].ptr); cl_git_write2file( b.ptr, data[i].ptr, data[i].size, O_WRONLY|O_TRUNC, 0664); } cl_git_pass(git_index_write(idx)); cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, NULL)); cl_assert_equal_i(10, git_diff_num_deltas(diff)); /* using diff binary detection (i.e. looking for NUL byte) */ assert_delta_binary(diff, 0, false); assert_delta_binary(diff, 1, false); assert_delta_binary(diff, 2, false); assert_delta_binary(diff, 3, true); assert_delta_binary(diff, 4, true); assert_delta_binary(diff, 5, true); assert_delta_binary(diff, 6, false); assert_delta_binary(diff, 7, true); assert_delta_binary(diff, 8, false); assert_delta_binary(diff, 9, false); /* The above have been checked to match command-line Git */ git_diff_free(diff); cl_git_pass(git_buf_sets(&b, "empty_standard_repo/0")); for (i = 0; i < 10; ++i) { b.ptr[b.size - 1] = '0' + i; cl_git_pass(git_index_add_bypath(idx, &b.ptr[b.size - 1])); cl_git_write2file(b.ptr, "baseline\n", 9, O_WRONLY|O_TRUNC, 0664); } cl_git_pass(git_index_write(idx)); cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, NULL)); cl_assert_equal_i(10, git_diff_num_deltas(diff)); /* using diff binary detection (i.e. looking for NUL byte) */ assert_delta_binary(diff, 0, false); assert_delta_binary(diff, 1, false); assert_delta_binary(diff, 2, false); assert_delta_binary(diff, 3, true); assert_delta_binary(diff, 4, true); assert_delta_binary(diff, 5, true); assert_delta_binary(diff, 6, false); assert_delta_binary(diff, 7, true); assert_delta_binary(diff, 8, false); assert_delta_binary(diff, 9, false); git_diff_free(diff); git_index_free(idx); git_buf_dispose(&b); } void test_diff_workdir__to_index_conflicted(void) { const char *a_commit = "26a125ee1bf"; /* the current HEAD */ git_index_entry ancestor = {{0}}, ours = {{0}}, theirs = {{0}}; git_tree *a; git_index *index; git_diff *diff1, *diff2; const git_diff_delta *delta; g_repo = cl_git_sandbox_init("status"); a = resolve_commit_oid_to_tree(g_repo, a_commit); cl_git_pass(git_repository_index(&index, g_repo)); ancestor.path = ours.path = theirs.path = "_file"; ancestor.mode = ours.mode = theirs.mode = 0100644; git_oid_fromstr(&ancestor.id, "d427e0b2e138501a3d15cc376077a3631e15bd46"); git_oid_fromstr(&ours.id, "ee3fa1b8c00aff7fe02065fdb50864bb0d932ccf"); git_oid_fromstr(&theirs.id, "2bd0a343aeef7a2cf0d158478966a6e587ff3863"); cl_git_pass(git_index_conflict_add(index, &ancestor, &ours, &theirs)); cl_git_pass(git_diff_tree_to_index(&diff1, g_repo, a, index, NULL)); cl_git_pass(git_diff_index_to_workdir(&diff2, g_repo, index, NULL)); cl_git_pass(git_diff_merge(diff1, diff2)); cl_assert_equal_i(git_diff_num_deltas(diff1), 12); delta = git_diff_get_delta(diff1, 0); cl_assert_equal_s(delta->old_file.path, "_file"); cl_assert_equal_i(delta->nfiles, 1); cl_assert_equal_i(delta->status, GIT_DELTA_CONFLICTED); git_diff_free(diff2); git_diff_free(diff1); git_index_free(index); git_tree_free(a); } void test_diff_workdir__only_writes_index_when_necessary(void) { git_index *index; git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; git_reference *head; git_object *head_object; git_oid initial, first, second; git_buf path = GIT_BUF_INIT; struct stat st; struct p_timeval times[2]; opts.flags |= GIT_DIFF_INCLUDE_UNTRACKED | GIT_DIFF_UPDATE_INDEX; g_repo = cl_git_sandbox_init("status"); cl_git_pass(git_repository_index(&index, g_repo)); cl_git_pass(git_repository_head(&head, g_repo)); cl_git_pass(git_reference_peel(&head_object, head, GIT_OBJECT_COMMIT)); cl_git_pass(git_reset(g_repo, head_object, GIT_RESET_HARD, NULL)); git_oid_cpy(&initial, git_index_checksum(index)); /* update the index timestamp to avoid raciness */ cl_must_pass(p_stat("status/.git/index", &st)); times[0].tv_sec = st.st_mtime + 5; times[0].tv_usec = 0; times[1].tv_sec = st.st_mtime + 5; times[1].tv_usec = 0; cl_must_pass(p_utimes("status/.git/index", times)); /* ensure diff doesn't touch the index */ cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); git_diff_free(diff); git_oid_cpy(&first, git_index_checksum(index)); cl_assert(!git_oid_equal(&initial, &first)); /* touch all the files so stat times are different */ cl_git_pass(git_buf_sets(&path, "status")); cl_git_pass(git_path_direach(&path, 0, touch_file, NULL)); cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); git_diff_free(diff); /* ensure the second diff did update the index */ git_oid_cpy(&second, git_index_checksum(index)); cl_assert(!git_oid_equal(&first, &second)); git_buf_dispose(&path); git_object_free(head_object); git_reference_free(head); git_index_free(index); } void test_diff_workdir__to_index_pathlist(void) { git_index *index; git_diff *diff; git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_vector pathlist = GIT_VECTOR_INIT; git_vector_insert(&pathlist, "foobar/asdf"); git_vector_insert(&pathlist, "subdir/asdf"); git_vector_insert(&pathlist, "ignored/asdf"); g_repo = cl_git_sandbox_init("status"); cl_git_mkfile("status/.gitignore", ".gitignore\n" "ignored/\n"); cl_must_pass(p_mkdir("status/foobar", 0777)); cl_git_mkfile("status/foobar/one", "one\n"); cl_must_pass(p_mkdir("status/ignored", 0777)); cl_git_mkfile("status/ignored/one", "one\n"); cl_git_mkfile("status/ignored/two", "two\n"); cl_git_mkfile("status/ignored/three", "three\n"); cl_git_pass(git_repository_index(&index, g_repo)); opts.flags = GIT_DIFF_INCLUDE_IGNORED; opts.pathspec.strings = (char **)pathlist.contents; opts.pathspec.count = pathlist.length; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, index, &opts)); cl_assert_equal_i(0, git_diff_num_deltas(diff)); git_diff_free(diff); opts.flags |= GIT_DIFF_DISABLE_PATHSPEC_MATCH; cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, index, &opts)); cl_assert_equal_i(0, git_diff_num_deltas(diff)); git_diff_free(diff); git_index_free(index); git_vector_free(&pathlist); } void test_diff_workdir__symlink_changed_on_non_symlink_platform(void) { git_tree *tree; git_diff *diff; diff_expects exp = {0}; const git_diff_delta *delta; const char *commit = "7fccd7"; git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_vector pathlist = GIT_VECTOR_INIT; int symlinks; g_repo = cl_git_sandbox_init("unsymlinked.git"); cl_git_pass(git_repository__configmap_lookup(&symlinks, g_repo, GIT_CONFIGMAP_SYMLINKS)); if (symlinks) cl_skip(); cl_git_pass(git_vector_insert(&pathlist, "include/Nu/Nu.h")); opts.pathspec.strings = (char **)pathlist.contents; opts.pathspec.count = pathlist.length; cl_must_pass(p_mkdir("symlink", 0777)); cl_git_pass(git_repository_set_workdir(g_repo, "symlink", false)); cl_assert((tree = resolve_commit_oid_to_tree(g_repo, commit)) != NULL); /* first, do the diff with the original contents */ cl_git_pass(git_futils_mkpath2file("symlink/include/Nu/Nu.h", 0755)); cl_git_mkfile("symlink/include/Nu/Nu.h", "../../objc/Nu.h"); cl_git_pass(git_diff_tree_to_workdir(&diff, g_repo, tree, &opts)); cl_assert_equal_i(0, git_diff_num_deltas(diff)); git_diff_free(diff); /* now update the contents and expect a difference, but that the file * mode has persisted as a symbolic link. */ cl_git_rewritefile("symlink/include/Nu/Nu.h", "awesome content\n"); cl_git_pass(git_diff_tree_to_workdir(&diff, g_repo, tree, &opts)); cl_git_pass(git_diff_foreach( diff, diff_file_cb, diff_binary_cb, diff_hunk_cb, diff_line_cb, &exp)); cl_assert_equal_i(1, exp.files); cl_assert_equal_i(1, git_diff_num_deltas(diff)); delta = git_diff_get_delta(diff, 0); cl_assert_equal_i(GIT_FILEMODE_LINK, delta->old_file.mode); cl_assert_equal_i(GIT_FILEMODE_LINK, delta->new_file.mode); git_diff_free(diff); cl_git_pass(git_futils_rmdir_r("symlink", NULL, GIT_RMDIR_REMOVE_FILES)); git_tree_free(tree); git_vector_free(&pathlist); }