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test illustrating tri-cyclic rename failure

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Edward Thomson 2013-06-17 17:39:59 -05:00 committed by Russell Belfer
parent f0f2ff9cac
commit 3b334075c9
1 changed files with 53 additions and 0 deletions
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53
tests-clar/diff/rename.c
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@ -650,6 +650,59 @@ void test_diff_rename__file_exchange(void)
git_buf_free(&c2);
}
void test_diff_rename__file_exchange_three(void)
{
git_buf c1 = GIT_BUF_INIT, c2 = GIT_BUF_INIT, c3 = GIT_BUF_INIT;
git_index *index;
git_tree *tree;
git_diff_list *diff;
git_diff_options diffopts = GIT_DIFF_OPTIONS_INIT;
git_diff_find_options opts = GIT_DIFF_FIND_OPTIONS_INIT;
diff_expects exp;
cl_git_pass(git_futils_readbuffer(&c1, "renames/untimely.txt"));
cl_git_pass(git_futils_readbuffer(&c2, "renames/songof7cities.txt"));
cl_git_pass(git_futils_readbuffer(&c3, "renames/ikeepsix.txt"));
cl_git_pass(git_futils_writebuffer(&c1, "renames/ikeepsix.txt", 0, 0));
cl_git_pass(git_futils_writebuffer(&c2, "renames/untimely.txt", 0, 0));
cl_git_pass(git_futils_writebuffer(&c3, "renames/songof7cities.txt", 0, 0));
cl_git_pass(
git_revparse_single((git_object **)&tree, g_repo, "HEAD^{tree}"));
cl_git_pass(git_repository_index(&index, g_repo));
cl_git_pass(git_index_read_tree(index, tree));
cl_git_pass(git_index_add_bypath(index, "songof7cities.txt"));
cl_git_pass(git_index_add_bypath(index, "untimely.txt"));
cl_git_pass(git_index_add_bypath(index, "ikeepsix.txt"));
cl_git_pass(git_diff_tree_to_index(&diff, g_repo, tree, index, &diffopts));
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_foreach(
diff, diff_file_cb, diff_hunk_cb, diff_line_cb, &exp));
cl_assert_equal_i(3, exp.files);
cl_assert_equal_i(3, exp.file_status[GIT_DELTA_MODIFIED]);
opts.flags = GIT_DIFF_FIND_ALL;
cl_git_pass(git_diff_find_similar(diff, &opts));
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_foreach(
diff, diff_file_cb, diff_hunk_cb, diff_line_cb, &exp));
cl_assert_equal_i(3, exp.files);
cl_assert_equal_i(3, exp.file_status[GIT_DELTA_RENAMED]);
git_diff_list_free(diff);
git_tree_free(tree);
git_index_free(index);
git_buf_free(&c1);
git_buf_free(&c2);
git_buf_free(&c3);
}
void test_diff_rename__file_partial_exchange(void)
{
git_buf c1 = GIT_BUF_INIT, c2 = GIT_BUF_INIT;