thodg/libgit2/tests/apply/fromfile.c

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• Hash : 17572f67
  Author :
  Date : 2016-04-21T00:04:14
  

  git_patch_parse_ctx: refcount the context

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• tests/apply/fromfile.c

• #include "clar_libgit2.h"
  #include "git2/sys/repository.h"
  
  #include "apply.h"
  #include "patch.h"
  #include "patch_parse.h"
  #include "repository.h"
  #include "buf_text.h"
  
  #include "../patch/patch_common.h"
  
  static git_repository *repo = NULL;
  
  void test_apply_fromfile__initialize(void)
  {
  	repo = cl_git_sandbox_init("renames");
  }
  
  void test_apply_fromfile__cleanup(void)
  {
  	cl_git_sandbox_cleanup();
  }
  
  static int apply_patchfile(
  	const char *old,
  	size_t old_len,
  	const char *new,
  	size_t new_len,
  	const char *patchfile,
  	const char *filename_expected,
  	unsigned int mode_expected)
  {
  	git_patch *patch;
  	git_buf result = GIT_BUF_INIT;
  	git_buf patchbuf = GIT_BUF_INIT;
  	char *filename;
  	unsigned int mode;
  	int error;
  
  	cl_git_pass(git_patch_from_buffer(&patch, patchfile, strlen(patchfile), NULL));
  
  	error = git_apply__patch(&result, &filename, &mode, old, old_len, patch);
  
  	if (error == 0) {
  		cl_assert_equal_i(new_len, result.size);
  		cl_assert(memcmp(new, result.ptr, new_len) == 0);
  
  		cl_assert_equal_s(filename_expected, filename);
  		cl_assert_equal_i(mode_expected, mode);
  	}
  
  	git__free(filename);
  	git_buf_free(&result);
  	git_buf_free(&patchbuf);
  	git_patch_free(patch);
  
  	return error;
  }
  
  static int validate_and_apply_patchfile(
  	const char *old,
  	size_t old_len,
  	const char *new,
  	size_t new_len,
  	const char *patchfile,
  	const git_diff_options *diff_opts,
  	const char *filename_expected,
  	unsigned int mode_expected)
  {
  	git_patch *patch_fromdiff;
  	git_buf validated = GIT_BUF_INIT;
  	int error;
  
  	cl_git_pass(git_patch_from_buffers(&patch_fromdiff,
  		old, old_len, "file.txt",
  		new, new_len, "file.txt",
  		diff_opts));
  	cl_git_pass(git_patch_to_buf(&validated, patch_fromdiff));
  
  	cl_assert_equal_s(patchfile, validated.ptr);
  
  	error = apply_patchfile(old, old_len, new, new_len, patchfile, filename_expected, mode_expected);
  
  	git_buf_free(&validated);
  	git_patch_free(patch_fromdiff);
  
  	return error;
  }
  
  void test_apply_fromfile__change_middle(void)
  {
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_CHANGE_MIDDLE, strlen(FILE_CHANGE_MIDDLE),
  		PATCH_ORIGINAL_TO_CHANGE_MIDDLE, NULL,
  		"file.txt", 0100644));
  }
  
  void test_apply_fromfile__change_middle_nocontext(void)
  {
  	git_diff_options diff_opts = GIT_DIFF_OPTIONS_INIT;
  	diff_opts.context_lines = 0;
  
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_CHANGE_MIDDLE, strlen(FILE_CHANGE_MIDDLE),
  		PATCH_ORIGINAL_TO_CHANGE_MIDDLE_NOCONTEXT,
  		&diff_opts, "file.txt", 0100644));
  }
  
  
  void test_apply_fromfile__change_firstline(void)
  {
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_CHANGE_FIRSTLINE, strlen(FILE_CHANGE_FIRSTLINE),
  		PATCH_ORIGINAL_TO_CHANGE_FIRSTLINE, NULL,
  		"file.txt", 0100644));
  }
  
  void test_apply_fromfile__lastline(void)
  {
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_CHANGE_LASTLINE, strlen(FILE_CHANGE_LASTLINE),
  		PATCH_ORIGINAL_TO_CHANGE_LASTLINE, NULL,
  		"file.txt", 0100644));
  }
  
  void test_apply_fromfile__change_middle_shrink(void)
  {
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_CHANGE_MIDDLE_SHRINK, strlen(FILE_CHANGE_MIDDLE_SHRINK),
  		PATCH_ORIGINAL_TO_CHANGE_MIDDLE_SHRINK, NULL,
  		"file.txt", 0100644));
  }
  
  void test_apply_fromfile__change_middle_shrink_nocontext(void)
  {
  	git_diff_options diff_opts = GIT_DIFF_OPTIONS_INIT;
  	diff_opts.context_lines = 0;
  
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_CHANGE_MIDDLE_SHRINK, strlen(FILE_CHANGE_MIDDLE_SHRINK),
  		PATCH_ORIGINAL_TO_MIDDLE_SHRINK_NOCONTEXT, &diff_opts,
  		"file.txt", 0100644));
  }
  
  void test_apply_fromfile__change_middle_grow(void)
  {
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_CHANGE_MIDDLE_GROW, strlen(FILE_CHANGE_MIDDLE_GROW),
  		PATCH_ORIGINAL_TO_CHANGE_MIDDLE_GROW, NULL,
  		"file.txt", 0100644));
  }
  
  void test_apply_fromfile__change_middle_grow_nocontext(void)
  {
  	git_diff_options diff_opts = GIT_DIFF_OPTIONS_INIT;
  	diff_opts.context_lines = 0;
  
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_CHANGE_MIDDLE_GROW, strlen(FILE_CHANGE_MIDDLE_GROW),
  		PATCH_ORIGINAL_TO_MIDDLE_GROW_NOCONTEXT, &diff_opts,
  		"file.txt", 0100644));
  }
  
  void test_apply_fromfile__prepend(void)
  {
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_PREPEND, strlen(FILE_PREPEND),
  		PATCH_ORIGINAL_TO_PREPEND, NULL, "file.txt", 0100644));
  }
  
  void test_apply_fromfile__prepend_nocontext(void)
  {
  	git_diff_options diff_opts = GIT_DIFF_OPTIONS_INIT;
  	diff_opts.context_lines = 0;
  
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_PREPEND, strlen(FILE_PREPEND),
  		PATCH_ORIGINAL_TO_PREPEND_NOCONTEXT, &diff_opts,
  		"file.txt", 0100644));
  }
  
  void test_apply_fromfile__append(void)
  {
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_APPEND, strlen(FILE_APPEND),
  		PATCH_ORIGINAL_TO_APPEND, NULL, "file.txt", 0100644));
  }
  
  void test_apply_fromfile__append_nocontext(void)
  {
  	git_diff_options diff_opts = GIT_DIFF_OPTIONS_INIT;
  	diff_opts.context_lines = 0;
  
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_APPEND, strlen(FILE_APPEND),
  		PATCH_ORIGINAL_TO_APPEND_NOCONTEXT, &diff_opts,
  		"file.txt", 0100644));
  }
  
  void test_apply_fromfile__prepend_and_append(void)
  {
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_PREPEND_AND_APPEND, strlen(FILE_PREPEND_AND_APPEND),
  		PATCH_ORIGINAL_TO_PREPEND_AND_APPEND, NULL,
  		"file.txt", 0100644));
  }
  
  void test_apply_fromfile__to_empty_file(void)
  {
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		"", 0,
  		PATCH_ORIGINAL_TO_EMPTY_FILE, NULL, "file.txt", 0100644));
  }
  
  void test_apply_fromfile__from_empty_file(void)
  {
  	cl_git_pass(validate_and_apply_patchfile(
  		"", 0,
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		PATCH_EMPTY_FILE_TO_ORIGINAL, NULL, "file.txt", 0100644));
  }
  
  void test_apply_fromfile__add(void)
  {
  	cl_git_pass(validate_and_apply_patchfile(
  		NULL, 0,
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		PATCH_ADD_ORIGINAL, NULL, "file.txt", 0100644));
  }
  
  void test_apply_fromfile__delete(void)
  {
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		NULL, 0,
  		PATCH_DELETE_ORIGINAL, NULL, NULL, 0));
  }
  
  
  void test_apply_fromfile__rename_exact(void)
  {
  	cl_git_pass(apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		PATCH_RENAME_EXACT, "newfile.txt", 0100644));
  }
  
  void test_apply_fromfile__rename_similar(void)
  {
  	cl_git_pass(apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_CHANGE_MIDDLE, strlen(FILE_CHANGE_MIDDLE),
  		PATCH_RENAME_SIMILAR, "newfile.txt", 0100644));
  }
  
  void test_apply_fromfile__rename_similar_quotedname(void)
  {
  	cl_git_pass(apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_CHANGE_MIDDLE, strlen(FILE_CHANGE_MIDDLE),
  		PATCH_RENAME_SIMILAR_QUOTEDNAME, "foo\"bar.txt", 0100644));
  }
  
  void test_apply_fromfile__modechange(void)
  {
  	cl_git_pass(apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		PATCH_MODECHANGE_UNCHANGED, "file.txt", 0100755));
  }
  
  void test_apply_fromfile__modechange_with_modification(void)
  {
  	cl_git_pass(apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_CHANGE_MIDDLE, strlen(FILE_CHANGE_MIDDLE),
  		PATCH_MODECHANGE_MODIFIED, "file.txt", 0100755));
  }
  
  void test_apply_fromfile__noisy(void)
  {
  	cl_git_pass(apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_CHANGE_MIDDLE, strlen(FILE_CHANGE_MIDDLE),
  		PATCH_NOISY, "file.txt", 0100644));
  }
  
  void test_apply_fromfile__noisy_nocontext(void)
  {
  	cl_git_pass(apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_CHANGE_MIDDLE, strlen(FILE_CHANGE_MIDDLE),
  		PATCH_NOISY_NOCONTEXT, "file.txt", 0100644));
  }
  
  void test_apply_fromfile__fail_truncated_1(void)
  {
  	git_patch *patch;
  	cl_git_fail(git_patch_from_buffer(&patch, PATCH_TRUNCATED_1,
  		strlen(PATCH_TRUNCATED_1), NULL));
  }
  
  void test_apply_fromfile__fail_truncated_2(void)
  {
  	git_patch *patch;
  	cl_git_fail(git_patch_from_buffer(&patch, PATCH_TRUNCATED_2,
  		strlen(PATCH_TRUNCATED_2), NULL));
  }
  
  void test_apply_fromfile__fail_truncated_3(void)
  {
  	git_patch *patch;
  	cl_git_fail(git_patch_from_buffer(&patch, PATCH_TRUNCATED_3,
  		strlen(PATCH_TRUNCATED_3), NULL));
  }
  
  void test_apply_fromfile__fail_corrupt_githeader(void)
  {
  	git_patch *patch;
  	cl_git_fail(git_patch_from_buffer(&patch, PATCH_CORRUPT_GIT_HEADER,
  		strlen(PATCH_CORRUPT_GIT_HEADER), NULL));
  }
  
  void test_apply_fromfile__empty_context(void)
  {
  	cl_git_pass(apply_patchfile(
  		FILE_EMPTY_CONTEXT_ORIGINAL, strlen(FILE_EMPTY_CONTEXT_ORIGINAL),
  		FILE_EMPTY_CONTEXT_MODIFIED, strlen(FILE_EMPTY_CONTEXT_MODIFIED),
  		PATCH_EMPTY_CONTEXT,
  		"file.txt", 0100644));
  }
  
  void test_apply_fromfile__append_no_nl(void)
  {
  	cl_git_pass(validate_and_apply_patchfile(
  		FILE_ORIGINAL, strlen(FILE_ORIGINAL),
  		FILE_APPEND_NO_NL, strlen(FILE_APPEND_NO_NL),
  		PATCH_APPEND_NO_NL, NULL, "file.txt", 0100644));
  }
  
  void test_apply_fromfile__fail_missing_new_file(void)
  {
  	git_patch *patch;
  	cl_git_fail(git_patch_from_buffer(&patch,
  		PATCH_CORRUPT_MISSING_NEW_FILE,
  		strlen(PATCH_CORRUPT_MISSING_NEW_FILE), NULL));
  }
  
  void test_apply_fromfile__fail_missing_old_file(void)
  {
  	git_patch *patch;
  	cl_git_fail(git_patch_from_buffer(&patch,
  		PATCH_CORRUPT_MISSING_OLD_FILE,
  		strlen(PATCH_CORRUPT_MISSING_OLD_FILE), NULL));
  }
  
  void test_apply_fromfile__fail_no_changes(void)
  {
  	git_patch *patch;
  	cl_git_fail(git_patch_from_buffer(&patch,
  		PATCH_CORRUPT_NO_CHANGES,
  		strlen(PATCH_CORRUPT_NO_CHANGES), NULL));
  }
  
  void test_apply_fromfile__fail_missing_hunk_header(void)
  {
  	git_patch *patch;
  	cl_git_fail(git_patch_from_buffer(&patch,
  		PATCH_CORRUPT_MISSING_HUNK_HEADER,
  		strlen(PATCH_CORRUPT_MISSING_HUNK_HEADER), NULL));
  }
  
  void test_apply_fromfile__fail_not_a_patch(void)
  {
  	git_patch *patch;
  	cl_git_fail(git_patch_from_buffer(&patch, PATCH_NOT_A_PATCH,
  		strlen(PATCH_NOT_A_PATCH), NULL));
  }
  
  void test_apply_fromfile__binary_add(void)
  {
  	cl_git_pass(apply_patchfile(
  		NULL, 0,
  		FILE_BINARY_DELTA_MODIFIED, FILE_BINARY_DELTA_MODIFIED_LEN,
  		PATCH_BINARY_ADD, "binary.bin", 0100644));
  }
  
  void test_apply_fromfile__binary_change_delta(void)
  {
  	cl_git_pass(apply_patchfile(
  		FILE_BINARY_DELTA_ORIGINAL, FILE_BINARY_DELTA_ORIGINAL_LEN,
  		FILE_BINARY_DELTA_MODIFIED, FILE_BINARY_DELTA_MODIFIED_LEN,
  		PATCH_BINARY_DELTA, "binary.bin", 0100644));
  }
  
  void test_apply_fromfile__binary_change_literal(void)
  {
  	cl_git_pass(apply_patchfile(
  		FILE_BINARY_LITERAL_ORIGINAL, FILE_BINARY_LITERAL_ORIGINAL_LEN,
  		FILE_BINARY_LITERAL_MODIFIED, FILE_BINARY_LITERAL_MODIFIED_LEN,
  		PATCH_BINARY_LITERAL, "binary.bin", 0100644));
  }
  
  void test_apply_fromfile__binary_delete(void)
  {
  	cl_git_pass(apply_patchfile(
  		FILE_BINARY_DELTA_MODIFIED, FILE_BINARY_DELTA_MODIFIED_LEN,
  		NULL, 0,
  		PATCH_BINARY_DELETE, NULL, 0));
  }
  
  void test_apply_fromfile__binary_change_does_not_apply(void)
  {
  	/* try to apply patch backwards, ensure it does not apply */
  	cl_git_fail(apply_patchfile(
  		FILE_BINARY_DELTA_MODIFIED, FILE_BINARY_DELTA_MODIFIED_LEN,
  		FILE_BINARY_DELTA_ORIGINAL, FILE_BINARY_DELTA_ORIGINAL_LEN,
  		PATCH_BINARY_DELTA, "binary.bin", 0100644));
  }
  
  void test_apply_fromfile__binary_change_must_be_reversible(void)
  {
  	cl_git_fail(apply_patchfile(
  		FILE_BINARY_DELTA_MODIFIED, FILE_BINARY_DELTA_MODIFIED_LEN,
  		NULL, 0,
  		PATCH_BINARY_NOT_REVERSIBLE, NULL, 0));
  }
  
  void test_apply_fromfile__empty_file_not_allowed(void)
  {
  	git_patch *patch;
  
  	cl_git_fail(git_patch_from_buffer(&patch, "", 0, NULL));
  	cl_git_fail(git_patch_from_buffer(&patch, NULL, 0, NULL));
  }
  

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