tests: use legitimate object ids

Use legitimate (existing) object IDs in tests so that we have the
ability to turn on strict object validation when running tests.

tests/diff/index.c

@@ -185,9 +185,9 @@ static void do_conflicted_diff(diff_expects *exp, unsigned long flags)
 	ancestor.path = ours.path = theirs.path = "staged_changes";
 	ancestor.mode = ours.mode = theirs.mode = GIT_FILEMODE_BLOB;
 
-	git_oid_fromstr(&ancestor.id, "deadbeefdeadbeefdeadbeefdeadbeefdeadbeef");
-	git_oid_fromstr(&ours.id, "deadbeefdeadbeefdeadbeefdeadbeefdeadbeef");
-	git_oid_fromstr(&theirs.id, "deadbeefdeadbeefdeadbeefdeadbeefdeadbeef");
+	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(&diff, g_repo, a, index, &opts));
@@ -255,7 +255,7 @@ void test_diff_index__not_in_head_conflicted(void)
 
 	theirs.path = "file_not_in_head";
 	theirs.mode = GIT_FILEMODE_BLOB;
-	git_oid_fromstr(&theirs.id, "deadbeefdeadbeefdeadbeefdeadbeefdeadbeef");
+	git_oid_fromstr(&theirs.id, "2bd0a343aeef7a2cf0d158478966a6e587ff3863");
 	cl_git_pass(git_index_conflict_add(index, NULL, NULL, &theirs));
 
 	cl_git_pass(git_diff_tree_to_index(&diff, g_repo, a, index, NULL));

tests/diff/workdir.c

@@ -85,9 +85,11 @@ void test_diff_workdir__to_index_with_conflicts(void)
 	/* 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));
@@ -1975,9 +1977,9 @@ void test_diff_workdir__to_index_conflicted(void) {
 
 	ancestor.path = ours.path = theirs.path = "_file";
 	ancestor.mode = ours.mode = theirs.mode = 0100644;
-	git_oid_fromstr(&ancestor.id, "deadbeefdeadbeefdeadbeefdeadbeefdeadbeef");
-	git_oid_fromstr(&ours.id, "deadbeefdeadbeefdeadbeefdeadbeefdeadbeef");
-	git_oid_fromstr(&theirs.id, "deadbeefdeadbeefdeadbeefdeadbeefdeadbeef");
+	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));

tests/index/bypath.c

@@ -134,6 +134,7 @@ void test_index_bypath__add_honors_existing_case_2(void)
 		clar__skip();
 
 	dummy.mode = GIT_FILEMODE_BLOB;
+	cl_git_pass(git_oid_fromstr(&dummy.id, "f990a25a74d1a8281ce2ab018ea8df66795cd60b"));
 
 	/* note that `git_index_add` does no checking to canonical directories */
 	dummy.path = "Just_a_dir/file0.txt";
@@ -189,6 +190,7 @@ void test_index_bypath__add_honors_existing_case_3(void)
 		clar__skip();
 
 	dummy.mode = GIT_FILEMODE_BLOB;
+	cl_git_pass(git_oid_fromstr(&dummy.id, "f990a25a74d1a8281ce2ab018ea8df66795cd60b"));
 
 	dummy.path = "just_a_dir/filea.txt";
 	cl_git_pass(git_index_add(g_idx, &dummy));
@@ -219,6 +221,7 @@ void test_index_bypath__add_honors_existing_case_4(void)
 		clar__skip();
 
 	dummy.mode = GIT_FILEMODE_BLOB;
+	cl_git_pass(git_oid_fromstr(&dummy.id, "f990a25a74d1a8281ce2ab018ea8df66795cd60b"));
 
 	dummy.path = "just_a_dir/a/b/c/d/e/file1.txt";
 	cl_git_pass(git_index_add(g_idx, &dummy));

tests/index/cache.c

@@ -111,7 +111,7 @@ void test_index_cache__read_tree_no_children(void)
 	memset(&entry, 0x0, sizeof(git_index_entry));
 	entry.path = "new.txt";
 	entry.mode = GIT_FILEMODE_BLOB;
-	git_oid_fromstr(&entry.id, "45b983be36b73c0788dc9cbcb76cbb80fc7bb057");
+	git_oid_fromstr(&entry.id, "d4bcc68acd4410bf836a39f20afb2c2ece09584e");
 
 	cl_git_pass(git_index_add(index, &entry));
 	cl_assert_equal_i(-1, index->tree->entry_count);
@@ -191,7 +191,7 @@ void test_index_cache__read_tree_children(void)
 	memset(&entry, 0x0, sizeof(git_index_entry));
 	entry.path = "top-level";
 	entry.mode = GIT_FILEMODE_BLOB;
-	git_oid_fromstr(&entry.id, "45b983be36b73c0788dc9cbcb76cbb80fc7bb057");
+	git_oid_fromstr(&entry.id, "ee3fa1b8c00aff7fe02065fdb50864bb0d932ccf");
 	cl_git_pass(git_index_add(index, &entry));
 
 
@@ -217,7 +217,7 @@ void test_index_cache__read_tree_children(void)
 
 	/* override with a slightly different id, also dummy */
 	entry.path = "subdir/some-file";
-	git_oid_fromstr(&entry.id, "45b983be36b73c0788dc9cbcb76cbb80fc7bb058");
+	git_oid_fromstr(&entry.id, "ee3fa1b8c00aff7fe02065fdb50864bb0d932ccf");
 	cl_git_pass(git_index_add(index, &entry));
 
 	cl_assert_equal_i(-1, index->tree->entry_count);

tests/index/conflicts.c

@@ -16,11 +16,6 @@ static git_index *repo_index;
 #define CONFLICTS_TWO_OUR_OID "8b3f43d2402825c200f835ca1762413e386fd0b2"
 #define CONFLICTS_TWO_THEIR_OID "220bd62631c8cf7a83ef39c6b94595f00517211e"
 
-#define TEST_STAGED_OID "beefdadafeedabedcafedeedbabedeadbeaddeaf"
-#define TEST_ANCESTOR_OID "f00ff00ff00ff00ff00ff00ff00ff00ff00ff00f"
-#define TEST_OUR_OID "b44bb44bb44bb44bb44bb44bb44bb44bb44bb44b"
-#define TEST_THEIR_OID "0123456789abcdef0123456789abcdef01234567"
-
 // Fixture setup and teardown
 void test_index_conflicts__initialize(void)
 {
@@ -49,17 +44,17 @@ void test_index_conflicts__add(void)
 	ancestor_entry.path = "test-one.txt";
 	ancestor_entry.mode = 0100644;
 	GIT_IDXENTRY_STAGE_SET(&ancestor_entry, 1);
-	git_oid_fromstr(&ancestor_entry.id, TEST_ANCESTOR_OID);
+	git_oid_fromstr(&ancestor_entry.id, CONFLICTS_ONE_ANCESTOR_OID);
 
 	our_entry.path = "test-one.txt";
 	our_entry.mode = 0100644;
 	GIT_IDXENTRY_STAGE_SET(&our_entry, 2);
-	git_oid_fromstr(&our_entry.id, TEST_OUR_OID);
+	git_oid_fromstr(&our_entry.id, CONFLICTS_ONE_OUR_OID);
 
 	their_entry.path = "test-one.txt";
 	their_entry.mode = 0100644;
 	GIT_IDXENTRY_STAGE_SET(&ancestor_entry, 2);
-	git_oid_fromstr(&their_entry.id, TEST_THEIR_OID);
+	git_oid_fromstr(&their_entry.id, CONFLICTS_ONE_THEIR_OID);
 
 	cl_git_pass(git_index_conflict_add(repo_index, &ancestor_entry, &our_entry, &their_entry));
 
@@ -80,17 +75,17 @@ void test_index_conflicts__add_fixes_incorrect_stage(void)
 	ancestor_entry.path = "test-one.txt";
 	ancestor_entry.mode = 0100644;
 	GIT_IDXENTRY_STAGE_SET(&ancestor_entry, 3);
-	git_oid_fromstr(&ancestor_entry.id, TEST_ANCESTOR_OID);
+	git_oid_fromstr(&ancestor_entry.id, CONFLICTS_ONE_ANCESTOR_OID);
 
 	our_entry.path = "test-one.txt";
 	our_entry.mode = 0100644;
 	GIT_IDXENTRY_STAGE_SET(&our_entry, 1);
-	git_oid_fromstr(&our_entry.id, TEST_OUR_OID);
+	git_oid_fromstr(&our_entry.id, CONFLICTS_ONE_OUR_OID);
 
 	their_entry.path = "test-one.txt";
 	their_entry.mode = 0100644;
 	GIT_IDXENTRY_STAGE_SET(&their_entry, 2);
-	git_oid_fromstr(&their_entry.id, TEST_THEIR_OID);
+	git_oid_fromstr(&their_entry.id, CONFLICTS_ONE_THEIR_OID);
 
 	cl_git_pass(git_index_conflict_add(repo_index, &ancestor_entry, &our_entry, &their_entry));
 
@@ -105,36 +100,33 @@ void test_index_conflicts__add_fixes_incorrect_stage(void)
 
 void test_index_conflicts__add_removes_stage_zero(void)
 {
-	git_index_entry staged, ancestor_entry, our_entry, their_entry;
+	git_index_entry ancestor_entry, our_entry, their_entry;
 	const git_index_entry *conflict_entry[3];
 
 	cl_assert(git_index_entrycount(repo_index) == 8);
 
-	memset(&staged, 0x0, sizeof(git_index_entry));
 	memset(&ancestor_entry, 0x0, sizeof(git_index_entry));
 	memset(&our_entry, 0x0, sizeof(git_index_entry));
 	memset(&their_entry, 0x0, sizeof(git_index_entry));
 
-	staged.path = "test-one.txt";
-	staged.mode = 0100644;
-	git_oid_fromstr(&staged.id, TEST_STAGED_OID);
-	cl_git_pass(git_index_add(repo_index, &staged));
+	cl_git_mkfile("./mergedrepo/test-one.txt", "new-file\n");
+	cl_git_pass(git_index_add_bypath(repo_index, "test-one.txt"));
 	cl_assert(git_index_entrycount(repo_index) == 9);
 
 	ancestor_entry.path = "test-one.txt";
 	ancestor_entry.mode = 0100644;
 	GIT_IDXENTRY_STAGE_SET(&ancestor_entry, 3);
-	git_oid_fromstr(&ancestor_entry.id, TEST_ANCESTOR_OID);
+	git_oid_fromstr(&ancestor_entry.id, CONFLICTS_ONE_ANCESTOR_OID);
 
 	our_entry.path = "test-one.txt";
 	our_entry.mode = 0100644;
 	GIT_IDXENTRY_STAGE_SET(&our_entry, 1);
-	git_oid_fromstr(&our_entry.id, TEST_OUR_OID);
+	git_oid_fromstr(&our_entry.id, CONFLICTS_ONE_OUR_OID);
 
 	their_entry.path = "test-one.txt";
 	their_entry.mode = 0100644;
 	GIT_IDXENTRY_STAGE_SET(&their_entry, 2);
-	git_oid_fromstr(&their_entry.id, TEST_THEIR_OID);
+	git_oid_fromstr(&their_entry.id, CONFLICTS_ONE_THEIR_OID);
 
 	cl_git_pass(git_index_conflict_add(repo_index, &ancestor_entry, &our_entry, &their_entry));
 
@@ -330,7 +322,7 @@ void test_index_conflicts__partial(void)
 	ancestor_entry.path = "test-one.txt";
 	ancestor_entry.mode = 0100644;
 	GIT_IDXENTRY_STAGE_SET(&ancestor_entry, 1);
-	git_oid_fromstr(&ancestor_entry.id, TEST_ANCESTOR_OID);
+	git_oid_fromstr(&ancestor_entry.id, CONFLICTS_ONE_ANCESTOR_OID);
 
 	cl_git_pass(git_index_conflict_add(repo_index, &ancestor_entry, NULL, NULL));
 	cl_assert(git_index_entrycount(repo_index) == 9);

tests/index/filemodes.c

@@ -236,12 +236,19 @@ void test_index_filemodes__invalid(void)
 {
 	git_index *index;
 	git_index_entry entry;
+	const git_index_entry *dummy;
 
 	cl_git_pass(git_repository_index(&index, g_repo));
 
+	/* add a dummy file so that we have a valid id */
+	cl_git_mkfile("./filemodes/dummy-file.txt", "new-file\n");
+	cl_git_pass(git_index_add_bypath(index, "dummy-file.txt"));
+	cl_assert((dummy = git_index_get_bypath(index, "dummy-file.txt", 0)));
+
 	GIT_IDXENTRY_STAGE_SET(&entry, 0);
 	entry.path = "foo";
 	entry.mode = GIT_OBJ_BLOB;
+	git_oid_cpy(&entry.id, &dummy->id);
 	cl_git_fail(git_index_add(index, &entry));
 
 	entry.mode = GIT_FILEMODE_BLOB;

tests/index/racy.c

@@ -178,6 +178,7 @@ static void setup_uptodate_files(void)
 {
 	git_buf path = GIT_BUF_INIT;
 	git_index *index;
+	const git_index_entry *a_entry;
 	git_index_entry new_entry = {{0}};
 
 	cl_git_pass(git_repository_index(&index, g_repo));
@@ -188,9 +189,12 @@ static void setup_uptodate_files(void)
 	/* Put 'A' into the index */
 	cl_git_pass(git_index_add_bypath(index, "A"));
 
+	cl_assert((a_entry = git_index_get_bypath(index, "A", 0)));
+
 	/* Put 'B' into the index */
 	new_entry.path = "B";
 	new_entry.mode = GIT_FILEMODE_BLOB;
+	git_oid_cpy(&new_entry.id, &a_entry->id);
 	cl_git_pass(git_index_add(index, &new_entry));
 
 	/* Put 'C' into the index */

tests/object/tree/write.c

@@ -133,15 +133,18 @@ void test_object_tree_write__sorted_subtrees(void)
 	  	{ GIT_FILEMODE_TREE, "vendors"}
 	};
 
-	git_oid blank_oid, tree_oid;
+	git_oid bid, tid, tree_oid;
 
-	memset(&blank_oid, 0x0, sizeof(blank_oid));
+	cl_git_pass(git_oid_fromstr(&bid, blob_oid));
+	cl_git_pass(git_oid_fromstr(&tid, first_tree));
 
 	cl_git_pass(git_treebuilder_new(&builder, g_repo, NULL));
 
 	for (i = 0; i < ARRAY_SIZE(entries); ++i) {
+		git_oid *id = entries[i].attr == GIT_FILEMODE_TREE ?  &tid : &bid; 
+
 		cl_git_pass(git_treebuilder_insert(NULL,
-			builder, entries[i].filename, &blank_oid, entries[i].attr));
+			builder, entries[i].filename, id, entries[i].attr));
 	}
 
 	cl_git_pass(git_treebuilder_write(&tree_oid, builder));
@@ -189,10 +192,10 @@ void test_object_tree_write__removing_and_re_adding_in_treebuilder(void)
 {
 	git_treebuilder *builder;
 	int i, aardvark_i, apple_i, apple_after_i, apple_extra_i, last_i;
-	git_oid blank_oid, tree_oid;
+	git_oid entry_oid, tree_oid;
 	git_tree *tree;
 
-	memset(&blank_oid, 0x0, sizeof(blank_oid));
+	cl_git_pass(git_oid_fromstr(&entry_oid, blob_oid));
 
 	cl_git_pass(git_treebuilder_new(&builder, g_repo, NULL));
 
@@ -200,7 +203,7 @@ void test_object_tree_write__removing_and_re_adding_in_treebuilder(void)
 
 	for (i = 0; _entries[i].filename; ++i)
 		cl_git_pass(git_treebuilder_insert(NULL,
-			builder, _entries[i].filename, &blank_oid, _entries[i].attr));
+			builder, _entries[i].filename, &entry_oid, _entries[i].attr));
 
 	cl_assert_equal_i(6, (int)git_treebuilder_entrycount(builder));
 
@@ -211,12 +214,12 @@ void test_object_tree_write__removing_and_re_adding_in_treebuilder(void)
 	cl_assert_equal_i(4, (int)git_treebuilder_entrycount(builder));
 
 	cl_git_pass(git_treebuilder_insert(
-		NULL, builder, "before_last", &blank_oid, GIT_FILEMODE_BLOB));
+		NULL, builder, "before_last", &entry_oid, GIT_FILEMODE_BLOB));
 	cl_assert_equal_i(5, (int)git_treebuilder_entrycount(builder));
 
 	/* reinsert apple_after */
 	cl_git_pass(git_treebuilder_insert(
-		NULL, builder, "apple_after", &blank_oid, GIT_FILEMODE_BLOB));
+		NULL, builder, "apple_after", &entry_oid, GIT_FILEMODE_BLOB));
 	cl_assert_equal_i(6, (int)git_treebuilder_entrycount(builder));
 
 	cl_git_pass(git_treebuilder_remove(builder, "last"));
@@ -224,11 +227,11 @@ void test_object_tree_write__removing_and_re_adding_in_treebuilder(void)
 
 	/* reinsert last */
 	cl_git_pass(git_treebuilder_insert(
-		NULL, builder, "last", &blank_oid, GIT_FILEMODE_BLOB));
+		NULL, builder, "last", &entry_oid, GIT_FILEMODE_BLOB));
 	cl_assert_equal_i(6, (int)git_treebuilder_entrycount(builder));
 
 	cl_git_pass(git_treebuilder_insert(
-		NULL, builder, "apple_extra", &blank_oid, GIT_FILEMODE_BLOB));
+		NULL, builder, "apple_extra", &entry_oid, GIT_FILEMODE_BLOB));
 	cl_assert_equal_i(7, (int)git_treebuilder_entrycount(builder));
 
 	cl_git_pass(git_treebuilder_write(&tree_oid, builder));
@@ -280,16 +283,16 @@ void test_object_tree_write__filtering(void)
 {
 	git_treebuilder *builder;
 	int i;
-	git_oid blank_oid, tree_oid;
+	git_oid entry_oid, tree_oid;
 	git_tree *tree;
 
-	memset(&blank_oid, 0x0, sizeof(blank_oid));
+	git_oid_fromstr(&entry_oid, blob_oid);
 
 	cl_git_pass(git_treebuilder_new(&builder, g_repo, NULL));
 
 	for (i = 0; _entries[i].filename; ++i)
 		cl_git_pass(git_treebuilder_insert(NULL,
-			builder, _entries[i].filename, &blank_oid, _entries[i].attr));
+			builder, _entries[i].filename, &entry_oid, _entries[i].attr));
 
 	cl_assert_equal_i(6, (int)git_treebuilder_entrycount(builder));
 
@@ -408,6 +411,8 @@ void test_object_tree_write__protect_filesystems(void)
 	git_treebuilder *builder;
 	git_oid bid;
 
+	cl_git_pass(git_oid_fromstr(&bid, "fa49b077972391ad58037050f2a75f74e3671e92"));
+
 	/* Ensure that (by default) we can write objects with funny names on
 	 * platforms that are not affected.
 	 */