thodg/libgit2/tests/util/sortedcache.c
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Hash : e6d93612
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Date : 2021-11-16T23:59:43
refactor: move utility tests into util
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tests/util/sortedcache.c
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#include "clar_libgit2.h" #include "sortedcache.h" static int name_only_cmp(const void *a, const void *b) { return strcmp(a, b); } void test_sortedcache__name_only(void) { git_sortedcache *sc; void *item; size_t pos; cl_git_pass(git_sortedcache_new( &sc, 0, NULL, NULL, name_only_cmp, NULL)); cl_git_pass(git_sortedcache_wlock(sc)); cl_git_pass(git_sortedcache_upsert(&item, sc, "aaa")); cl_git_pass(git_sortedcache_upsert(&item, sc, "bbb")); cl_git_pass(git_sortedcache_upsert(&item, sc, "zzz")); cl_git_pass(git_sortedcache_upsert(&item, sc, "mmm")); cl_git_pass(git_sortedcache_upsert(&item, sc, "iii")); git_sortedcache_wunlock(sc); cl_assert_equal_sz(5, git_sortedcache_entrycount(sc)); cl_assert((item = git_sortedcache_lookup(sc, "aaa")) != NULL); cl_assert_equal_s("aaa", item); cl_assert((item = git_sortedcache_lookup(sc, "mmm")) != NULL); cl_assert_equal_s("mmm", item); cl_assert((item = git_sortedcache_lookup(sc, "zzz")) != NULL); cl_assert_equal_s("zzz", item); cl_assert(git_sortedcache_lookup(sc, "qqq") == NULL); cl_assert((item = git_sortedcache_entry(sc, 0)) != NULL); cl_assert_equal_s("aaa", item); cl_assert((item = git_sortedcache_entry(sc, 1)) != NULL); cl_assert_equal_s("bbb", item); cl_assert((item = git_sortedcache_entry(sc, 2)) != NULL); cl_assert_equal_s("iii", item); cl_assert((item = git_sortedcache_entry(sc, 3)) != NULL); cl_assert_equal_s("mmm", item); cl_assert((item = git_sortedcache_entry(sc, 4)) != NULL); cl_assert_equal_s("zzz", item); cl_assert(git_sortedcache_entry(sc, 5) == NULL); cl_git_pass(git_sortedcache_lookup_index(&pos, sc, "aaa")); cl_assert_equal_sz(0, pos); cl_git_pass(git_sortedcache_lookup_index(&pos, sc, "iii")); cl_assert_equal_sz(2, pos); cl_git_pass(git_sortedcache_lookup_index(&pos, sc, "zzz")); cl_assert_equal_sz(4, pos); cl_assert_equal_i( GIT_ENOTFOUND, git_sortedcache_lookup_index(&pos, sc, "abc")); cl_git_pass(git_sortedcache_clear(sc, true)); cl_assert_equal_sz(0, git_sortedcache_entrycount(sc)); cl_assert(git_sortedcache_entry(sc, 0) == NULL); cl_assert(git_sortedcache_lookup(sc, "aaa") == NULL); cl_assert(git_sortedcache_entry(sc, 0) == NULL); git_sortedcache_free(sc); } typedef struct { int value; char smaller_value; char path[GIT_FLEX_ARRAY]; } sortedcache_test_struct; static int sortedcache_test_struct_cmp(const void *a_, const void *b_) { const sortedcache_test_struct *a = a_, *b = b_; return strcmp(a->path, b->path); } static void sortedcache_test_struct_free(void *payload, void *item_) { sortedcache_test_struct *item = item_; int *count = payload; (*count)++; item->smaller_value = 0; } void test_sortedcache__in_memory(void) { git_sortedcache *sc; sortedcache_test_struct *item; int free_count = 0; cl_git_pass(git_sortedcache_new( &sc, offsetof(sortedcache_test_struct, path), sortedcache_test_struct_free, &free_count, sortedcache_test_struct_cmp, NULL)); cl_git_pass(git_sortedcache_wlock(sc)); cl_git_pass(git_sortedcache_upsert((void **)&item, sc, "aaa")); item->value = 10; item->smaller_value = 1; cl_git_pass(git_sortedcache_upsert((void **)&item, sc, "bbb")); item->value = 20; item->smaller_value = 2; cl_git_pass(git_sortedcache_upsert((void **)&item, sc, "zzz")); item->value = 30; item->smaller_value = 26; cl_git_pass(git_sortedcache_upsert((void **)&item, sc, "mmm")); item->value = 40; item->smaller_value = 14; cl_git_pass(git_sortedcache_upsert((void **)&item, sc, "iii")); item->value = 50; item->smaller_value = 9; git_sortedcache_wunlock(sc); cl_assert_equal_sz(5, git_sortedcache_entrycount(sc)); cl_git_pass(git_sortedcache_rlock(sc)); cl_assert((item = git_sortedcache_lookup(sc, "aaa")) != NULL); cl_assert_equal_s("aaa", item->path); cl_assert_equal_i(10, item->value); cl_assert((item = git_sortedcache_lookup(sc, "mmm")) != NULL); cl_assert_equal_s("mmm", item->path); cl_assert_equal_i(40, item->value); cl_assert((item = git_sortedcache_lookup(sc, "zzz")) != NULL); cl_assert_equal_s("zzz", item->path); cl_assert_equal_i(30, item->value); cl_assert(git_sortedcache_lookup(sc, "abc") == NULL); /* not on Windows: * cl_git_pass(git_sortedcache_rlock(sc)); -- grab more than one */ cl_assert((item = git_sortedcache_entry(sc, 0)) != NULL); cl_assert_equal_s("aaa", item->path); cl_assert_equal_i(10, item->value); cl_assert((item = git_sortedcache_entry(sc, 1)) != NULL); cl_assert_equal_s("bbb", item->path); cl_assert_equal_i(20, item->value); cl_assert((item = git_sortedcache_entry(sc, 2)) != NULL); cl_assert_equal_s("iii", item->path); cl_assert_equal_i(50, item->value); cl_assert((item = git_sortedcache_entry(sc, 3)) != NULL); cl_assert_equal_s("mmm", item->path); cl_assert_equal_i(40, item->value); cl_assert((item = git_sortedcache_entry(sc, 4)) != NULL); cl_assert_equal_s("zzz", item->path); cl_assert_equal_i(30, item->value); cl_assert(git_sortedcache_entry(sc, 5) == NULL); git_sortedcache_runlock(sc); /* git_sortedcache_runlock(sc); */ cl_assert_equal_i(0, free_count); cl_git_pass(git_sortedcache_clear(sc, true)); cl_assert_equal_i(5, free_count); cl_assert_equal_sz(0, git_sortedcache_entrycount(sc)); cl_assert(git_sortedcache_entry(sc, 0) == NULL); cl_assert(git_sortedcache_lookup(sc, "aaa") == NULL); cl_assert(git_sortedcache_entry(sc, 0) == NULL); free_count = 0; cl_git_pass(git_sortedcache_wlock(sc)); cl_git_pass(git_sortedcache_upsert((void **)&item, sc, "testing")); item->value = 10; item->smaller_value = 3; cl_git_pass(git_sortedcache_upsert((void **)&item, sc, "again")); item->value = 20; item->smaller_value = 1; cl_git_pass(git_sortedcache_upsert((void **)&item, sc, "final")); item->value = 30; item->smaller_value = 2; git_sortedcache_wunlock(sc); cl_assert_equal_sz(3, git_sortedcache_entrycount(sc)); cl_assert((item = git_sortedcache_lookup(sc, "testing")) != NULL); cl_assert_equal_s("testing", item->path); cl_assert_equal_i(10, item->value); cl_assert((item = git_sortedcache_lookup(sc, "again")) != NULL); cl_assert_equal_s("again", item->path); cl_assert_equal_i(20, item->value); cl_assert((item = git_sortedcache_lookup(sc, "final")) != NULL); cl_assert_equal_s("final", item->path); cl_assert_equal_i(30, item->value); cl_assert(git_sortedcache_lookup(sc, "zzz") == NULL); cl_assert((item = git_sortedcache_entry(sc, 0)) != NULL); cl_assert_equal_s("again", item->path); cl_assert_equal_i(20, item->value); cl_assert((item = git_sortedcache_entry(sc, 1)) != NULL); cl_assert_equal_s("final", item->path); cl_assert_equal_i(30, item->value); cl_assert((item = git_sortedcache_entry(sc, 2)) != NULL); cl_assert_equal_s("testing", item->path); cl_assert_equal_i(10, item->value); cl_assert(git_sortedcache_entry(sc, 3) == NULL); { size_t pos; cl_git_pass(git_sortedcache_wlock(sc)); cl_git_pass(git_sortedcache_lookup_index(&pos, sc, "again")); cl_assert_equal_sz(0, pos); cl_git_pass(git_sortedcache_remove(sc, pos)); cl_assert_equal_i( GIT_ENOTFOUND, git_sortedcache_lookup_index(&pos, sc, "again")); cl_assert_equal_sz(2, git_sortedcache_entrycount(sc)); cl_git_pass(git_sortedcache_lookup_index(&pos, sc, "testing")); cl_assert_equal_sz(1, pos); cl_git_pass(git_sortedcache_remove(sc, pos)); cl_assert_equal_i( GIT_ENOTFOUND, git_sortedcache_lookup_index(&pos, sc, "testing")); cl_assert_equal_sz(1, git_sortedcache_entrycount(sc)); cl_git_pass(git_sortedcache_lookup_index(&pos, sc, "final")); cl_assert_equal_sz(0, pos); cl_git_pass(git_sortedcache_remove(sc, pos)); cl_assert_equal_i( GIT_ENOTFOUND, git_sortedcache_lookup_index(&pos, sc, "final")); cl_assert_equal_sz(0, git_sortedcache_entrycount(sc)); git_sortedcache_wunlock(sc); } git_sortedcache_free(sc); cl_assert_equal_i(3, free_count); } static void sortedcache_test_reload(git_sortedcache *sc) { int count = 0; git_str buf = GIT_STR_INIT; char *scan, *after; sortedcache_test_struct *item; cl_assert(git_sortedcache_lockandload(sc, &buf) > 0); cl_git_pass(git_sortedcache_clear(sc, false)); /* clear once we already have lock */ for (scan = buf.ptr; *scan; scan = after + 1) { int val = strtol(scan, &after, 0); cl_assert(after > scan); scan = after; for (scan = after; git__isspace(*scan); ++scan) /* find start */; for (after = scan; *after && *after != '\n'; ++after) /* find eol */; *after = '\0'; cl_git_pass(git_sortedcache_upsert((void **)&item, sc, scan)); item->value = val; item->smaller_value = (char)(count++); } git_sortedcache_wunlock(sc); git_str_dispose(&buf); } void test_sortedcache__on_disk(void) { git_sortedcache *sc; sortedcache_test_struct *item; int free_count = 0; size_t pos; cl_git_mkfile("cacheitems.txt", "10 abc\n20 bcd\n30 cde\n"); cl_git_pass(git_sortedcache_new( &sc, offsetof(sortedcache_test_struct, path), sortedcache_test_struct_free, &free_count, sortedcache_test_struct_cmp, "cacheitems.txt")); /* should need to reload the first time */ sortedcache_test_reload(sc); /* test what we loaded */ cl_assert_equal_sz(3, git_sortedcache_entrycount(sc)); cl_assert((item = git_sortedcache_lookup(sc, "abc")) != NULL); cl_assert_equal_s("abc", item->path); cl_assert_equal_i(10, item->value); cl_assert((item = git_sortedcache_lookup(sc, "cde")) != NULL); cl_assert_equal_s("cde", item->path); cl_assert_equal_i(30, item->value); cl_assert(git_sortedcache_lookup(sc, "aaa") == NULL); cl_assert((item = git_sortedcache_entry(sc, 0)) != NULL); cl_assert_equal_s("abc", item->path); cl_assert_equal_i(10, item->value); cl_assert((item = git_sortedcache_entry(sc, 1)) != NULL); cl_assert_equal_s("bcd", item->path); cl_assert_equal_i(20, item->value); cl_assert(git_sortedcache_entry(sc, 3) == NULL); /* should not need to reload this time */ cl_assert_equal_i(0, git_sortedcache_lockandload(sc, NULL)); /* rewrite ondisk file and reload */ cl_assert_equal_i(0, free_count); cl_git_rewritefile( "cacheitems.txt", "100 abc\n200 zzz\n500 aaa\n10 final\n"); sortedcache_test_reload(sc); cl_assert_equal_i(3, free_count); /* test what we loaded */ cl_assert_equal_sz(4, git_sortedcache_entrycount(sc)); cl_assert((item = git_sortedcache_lookup(sc, "abc")) != NULL); cl_assert_equal_s("abc", item->path); cl_assert_equal_i(100, item->value); cl_assert((item = git_sortedcache_lookup(sc, "final")) != NULL); cl_assert_equal_s("final", item->path); cl_assert_equal_i(10, item->value); cl_assert(git_sortedcache_lookup(sc, "cde") == NULL); cl_assert((item = git_sortedcache_entry(sc, 0)) != NULL); cl_assert_equal_s("aaa", item->path); cl_assert_equal_i(500, item->value); cl_assert((item = git_sortedcache_entry(sc, 2)) != NULL); cl_assert_equal_s("final", item->path); cl_assert_equal_i(10, item->value); cl_assert((item = git_sortedcache_entry(sc, 3)) != NULL); cl_assert_equal_s("zzz", item->path); cl_assert_equal_i(200, item->value); cl_git_pass(git_sortedcache_lookup_index(&pos, sc, "aaa")); cl_assert_equal_sz(0, pos); cl_git_pass(git_sortedcache_lookup_index(&pos, sc, "abc")); cl_assert_equal_sz(1, pos); cl_git_pass(git_sortedcache_lookup_index(&pos, sc, "final")); cl_assert_equal_sz(2, pos); cl_git_pass(git_sortedcache_lookup_index(&pos, sc, "zzz")); cl_assert_equal_sz(3, pos); cl_assert_equal_i( GIT_ENOTFOUND, git_sortedcache_lookup_index(&pos, sc, "missing")); cl_assert_equal_i( GIT_ENOTFOUND, git_sortedcache_lookup_index(&pos, sc, "cde")); git_sortedcache_free(sc); cl_assert_equal_i(7, free_count); }