1 files changed, 402 insertions, 0 deletions
diff --git a/tests/libgit2/index/crlf.c b/tests/libgit2/index/crlf.c
new file mode 100644
index 000000000..7520c23a3
--- /dev/null
+++ b/tests/libgit2/index/crlf.c
@@ -0,0 +1,402 @@
+#include "clar_libgit2.h"
+#include "../filter/crlf.h"
+
+#include "git2/checkout.h"
+#include "repository.h"
+#include "posix.h"
+
+#define FILE_CONTENTS_LF "one\ntwo\nthree\nfour\n"
+#define FILE_CONTENTS_CRLF "one\r\ntwo\r\nthree\r\nfour\r\n"
+
+#define FILE_OID_LF "f384549cbeb481e437091320de6d1f2e15e11b4a"
+#define FILE_OID_CRLF "7fbf4d847b191141d80f30c8ab03d2ad4cd543a9"
+
+static git_repository *g_repo;
+static git_index *g_index;
+
+static git_str expected_fixture = GIT_STR_INIT;
+
+void test_index_crlf__initialize(void)
+{
+	g_repo = cl_git_sandbox_init_new("crlf");
+	cl_git_pass(git_repository_index(&g_index, g_repo));
+}
+
+void test_index_crlf__cleanup(void)
+{
+	git_index_free(g_index);
+	cl_git_sandbox_cleanup();
+
+	if (expected_fixture.size) {
+		cl_fixture_cleanup(expected_fixture.ptr);
+		git_str_dispose(&expected_fixture);
+	}
+}
+
+struct compare_data
+{
+	const char *systype;
+	const char *dirname;
+	const char *safecrlf;
+	const char *autocrlf;
+	const char *attrs;
+};
+
+static int add_and_check_file(void *payload, git_str *actual_path)
+{
+	git_str expected_path = GIT_STR_INIT;
+	git_str expected_path_fail = GIT_STR_INIT;
+	git_str expected_contents = GIT_STR_INIT;
+	struct compare_data *cd = payload;
+	char *basename;
+	const git_index_entry *entry;
+	git_blob *blob;
+	bool failed = true;
+
+	basename = git_fs_path_basename(actual_path->ptr);
+
+	if (!strcmp(basename, ".git") || !strcmp(basename, ".gitattributes")) {
+		failed = false;
+		goto done;
+	}
+
+	cl_git_pass(git_str_joinpath(&expected_path, cd->dirname, basename));
+
+	cl_git_pass(git_str_puts(&expected_path_fail, expected_path.ptr));
+	cl_git_pass(git_str_puts(&expected_path_fail, ".fail"));
+
+	if (git_fs_path_isfile(expected_path.ptr)) {
+		cl_git_pass(git_index_add_bypath(g_index, basename));
+
+		cl_assert(entry = git_index_get_bypath(g_index, basename, 0));
+		cl_git_pass(git_blob_lookup(&blob, g_repo, &entry->id));
+
+		cl_git_pass(git_futils_readbuffer(&expected_contents, expected_path.ptr));
+
+		if (strcmp(expected_contents.ptr, git_blob_rawcontent(blob)) != 0)
+			goto done;
+
+		git_blob_free(blob);
+	} else if (git_fs_path_isfile(expected_path_fail.ptr)) {
+		cl_git_pass(git_futils_readbuffer(&expected_contents, expected_path_fail.ptr));
+		git_str_rtrim(&expected_contents);
+
+		if (git_index_add_bypath(g_index, basename) == 0 ||
+			git_error_last()->klass != GIT_ERROR_FILTER ||
+			strcmp(expected_contents.ptr, git_error_last()->message) != 0)
+			goto done;
+	} else {
+		cl_fail("unexpected index failure");
+	}
+
+	failed = false;
+
+done:
+	if (failed) {
+		git_str details = GIT_STR_INIT;
+		git_str_printf(&details, "filename=%s, system=%s, autocrlf=%s, safecrlf=%s, attrs={%s}",
+			basename, cd->systype, cd->autocrlf, cd->safecrlf, cd->attrs);
+		clar__fail(__FILE__, __func__, __LINE__,
+			"index contents did not match expected", details.ptr, 0);
+		git_str_dispose(&details);
+	}
+
+	git__free(basename);
+	git_str_dispose(&expected_contents);
+	git_str_dispose(&expected_path);
+	git_str_dispose(&expected_path_fail);
+	return 0;
+}
+
+static const char *system_type(void)
+{
+	if (GIT_EOL_NATIVE == GIT_EOL_CRLF)
+		return "windows";
+	else
+		return "posix";
+}
+
+static void test_add_index(const char *safecrlf, const char *autocrlf, const char *attrs)
+{
+	git_str attrbuf = GIT_STR_INIT;
+	git_str expected_dirname = GIT_STR_INIT;
+	git_str sandboxname = GIT_STR_INIT;
+	git_str reponame = GIT_STR_INIT;
+	struct compare_data compare_data = { system_type(), NULL, safecrlf, autocrlf, attrs };
+	const char *c;
+
+	git_str_puts(&reponame, "crlf");
+
+	git_str_puts(&sandboxname, "autocrlf_");
+	git_str_puts(&sandboxname, autocrlf);
+
+	git_str_puts(&sandboxname, ",safecrlf_");
+	git_str_puts(&sandboxname, safecrlf);
+
+	if (*attrs) {
+		git_str_puts(&sandboxname, ",");
+
+		for (c = attrs; *c; c++) {
+			if (*c == ' ')
+				git_str_putc(&sandboxname, ',');
+			else if (*c == '=')
+				git_str_putc(&sandboxname, '_');
+			else
+				git_str_putc(&sandboxname, *c);
+		}
+
+		git_str_printf(&attrbuf, "* %s\n", attrs);
+		cl_git_mkfile("crlf/.gitattributes", attrbuf.ptr);
+	}
+
+	cl_repo_set_string(g_repo, "core.safecrlf", safecrlf);
+	cl_repo_set_string(g_repo, "core.autocrlf", autocrlf);
+
+	cl_git_pass(git_index_clear(g_index));
+
+	git_str_joinpath(&expected_dirname, "crlf_data", system_type());
+	git_str_puts(&expected_dirname, "_to_odb");
+
+	git_str_joinpath(&expected_fixture, expected_dirname.ptr, sandboxname.ptr);
+	cl_fixture_sandbox(expected_fixture.ptr);
+
+	compare_data.dirname = sandboxname.ptr;
+	cl_git_pass(git_fs_path_direach(&reponame, 0, add_and_check_file, &compare_data));
+
+	cl_fixture_cleanup(expected_fixture.ptr);
+	git_str_dispose(&expected_fixture);
+
+	git_str_dispose(&attrbuf);
+	git_str_dispose(&expected_fixture);
+	git_str_dispose(&expected_dirname);
+	git_str_dispose(&sandboxname);
+	git_str_dispose(&reponame);
+}
+
+static void set_up_workingdir(const char *name)
+{
+	git_vector contents = GIT_VECTOR_INIT;
+	size_t i;
+	const char *fn;
+
+	git_fs_path_dirload(&contents, name, 0, 0);
+	git_vector_foreach(&contents, i, fn) {
+		char *basename = git_fs_path_basename(fn);
+		bool skip = strncasecmp(basename, ".git", 4) == 0 && strlen(basename) == 4;
+
+		git__free(basename);
+
+		if (skip)
+			continue;
+		p_unlink(fn);
+	}
+	git_vector_free_deep(&contents);
+
+	/* copy input files */
+	git_fs_path_dirload(&contents, cl_fixture("crlf"), 0, 0);
+	git_vector_foreach(&contents, i, fn) {
+		char *basename = git_fs_path_basename(fn);
+		git_str dest_filename = GIT_STR_INIT;
+
+		if (strcmp(basename, ".gitted") &&
+			strcmp(basename, ".gitattributes")) {
+			git_str_joinpath(&dest_filename, name, basename);
+			cl_git_pass(git_futils_cp(fn, dest_filename.ptr, 0644));
+		}
+
+		git__free(basename);
+		git_str_dispose(&dest_filename);
+	}
+	git_vector_free_deep(&contents);
+}
+
+void test_index_crlf__matches_core_git(void)
+{
+	const char *safecrlf[] = { "true", "false", "warn", NULL };
+	const char *autocrlf[] = { "true", "false", "input", NULL };
+	const char *attrs[] = { "", "-crlf", "-text", "eol=crlf", "eol=lf",
+		"text", "text eol=crlf", "text eol=lf",
+		"text=auto", "text=auto eol=crlf", "text=auto eol=lf",
+		NULL };
+	const char **a, **b, **c;
+
+	for (a = safecrlf; *a; a++) {
+		for (b = autocrlf; *b; b++) {
+			for (c = attrs; *c; c++) {
+				set_up_workingdir("crlf");
+				test_add_index(*a, *b, *c);
+			}
+		}
+	}
+}
+
+void test_index_crlf__autocrlf_false_no_attrs(void)
+{
+	const git_index_entry *entry;
+	git_oid oid;
+
+	cl_repo_set_bool(g_repo, "core.autocrlf", false);
+
+	cl_git_mkfile("./crlf/newfile.txt",
+		(GIT_EOL_NATIVE == GIT_EOL_CRLF) ? FILE_CONTENTS_CRLF : FILE_CONTENTS_LF);
+
+	cl_git_pass(git_index_add_bypath(g_index, "newfile.txt"));
+	entry = git_index_get_bypath(g_index, "newfile.txt", 0);
+
+	cl_git_pass(git_oid_fromstr(&oid,
+		(GIT_EOL_NATIVE == GIT_EOL_CRLF) ? FILE_OID_CRLF : FILE_OID_LF));
+	cl_assert_equal_oid(&oid, &entry->id);
+}
+
+void test_index_crlf__autocrlf_true_no_attrs(void)
+{
+	const git_index_entry *entry;
+	git_oid oid;
+
+	cl_repo_set_bool(g_repo, "core.autocrlf", true);
+
+	cl_git_mkfile("./crlf/newfile.txt",
+		(GIT_EOL_NATIVE == GIT_EOL_CRLF) ? FILE_CONTENTS_CRLF : FILE_CONTENTS_LF);
+
+	cl_git_pass(git_index_add_bypath(g_index, "newfile.txt"));
+	entry = git_index_get_bypath(g_index, "newfile.txt", 0);
+
+	cl_git_pass(git_oid_fromstr(&oid, FILE_OID_LF));
+	cl_assert_equal_oid(&oid, &entry->id);
+}
+
+void test_index_crlf__autocrlf_input_no_attrs(void)
+{
+	const git_index_entry *entry;
+	git_oid oid;
+
+	cl_repo_set_string(g_repo, "core.autocrlf", "input");
+
+	cl_git_mkfile("./crlf/newfile.txt",
+		(GIT_EOL_NATIVE == GIT_EOL_CRLF) ? FILE_CONTENTS_CRLF : FILE_CONTENTS_LF);
+
+	cl_git_pass(git_index_add_bypath(g_index, "newfile.txt"));
+	entry = git_index_get_bypath(g_index, "newfile.txt", 0);
+
+	cl_git_pass(git_oid_fromstr(&oid, FILE_OID_LF));
+	cl_assert_equal_oid(&oid, &entry->id);
+}
+
+void test_index_crlf__autocrlf_false_text_auto_attr(void)
+{
+	const git_index_entry *entry;
+	git_oid oid;
+
+	cl_git_mkfile("./crlf/.gitattributes", "* text=auto\n");
+
+	cl_repo_set_bool(g_repo, "core.autocrlf", false);
+
+	cl_git_mkfile("./crlf/newfile.txt",
+		(GIT_EOL_NATIVE == GIT_EOL_CRLF) ? FILE_CONTENTS_CRLF : FILE_CONTENTS_LF);
+
+	cl_git_pass(git_index_add_bypath(g_index, "newfile.txt"));
+	entry = git_index_get_bypath(g_index, "newfile.txt", 0);
+
+	cl_git_pass(git_oid_fromstr(&oid, FILE_OID_LF));
+	cl_assert_equal_oid(&oid, &entry->id);
+}
+
+void test_index_crlf__autocrlf_true_text_auto_attr(void)
+{
+	const git_index_entry *entry;
+	git_oid oid;
+
+	cl_git_mkfile("./crlf/.gitattributes", "* text=auto\n");
+
+	cl_repo_set_bool(g_repo, "core.autocrlf", false);
+
+	cl_git_mkfile("./crlf/newfile.txt",
+		(GIT_EOL_NATIVE == GIT_EOL_CRLF) ? FILE_CONTENTS_CRLF : FILE_CONTENTS_LF);
+
+	cl_git_pass(git_index_add_bypath(g_index, "newfile.txt"));
+	entry = git_index_get_bypath(g_index, "newfile.txt", 0);
+
+	cl_git_pass(git_oid_fromstr(&oid, FILE_OID_LF));
+	cl_assert_equal_oid(&oid, &entry->id);
+}
+
+void test_index_crlf__autocrlf_input_text_auto_attr(void)
+{
+	const git_index_entry *entry;
+	git_oid oid;
+
+	cl_git_mkfile("./crlf/.gitattributes", "* text=auto\n");
+
+	cl_repo_set_string(g_repo, "core.autocrlf", "input");
+
+	cl_git_mkfile("./crlf/newfile.txt",
+		(GIT_EOL_NATIVE == GIT_EOL_CRLF) ? FILE_CONTENTS_CRLF : FILE_CONTENTS_LF);
+
+	cl_git_pass(git_index_add_bypath(g_index, "newfile.txt"));
+	entry = git_index_get_bypath(g_index, "newfile.txt", 0);
+
+	cl_git_pass(git_oid_fromstr(&oid, FILE_OID_LF));
+	cl_assert_equal_oid(&oid, &entry->id);
+}
+
+void test_index_crlf__safecrlf_true_autocrlf_input_text_auto_attr(void)
+{
+	const git_index_entry *entry;
+	git_oid oid;
+
+	cl_git_mkfile("./crlf/.gitattributes", "* text=auto\n");
+
+	cl_repo_set_string(g_repo, "core.autocrlf", "input");
+	cl_repo_set_bool(g_repo, "core.safecrlf", true);
+
+	cl_git_mkfile("./crlf/newfile.txt", FILE_CONTENTS_LF);
+
+	cl_git_pass(git_index_add_bypath(g_index, "newfile.txt"));
+	entry = git_index_get_bypath(g_index, "newfile.txt", 0);
+	cl_assert(entry);
+
+	cl_git_pass(git_oid_fromstr(&oid, FILE_OID_LF));
+	cl_assert_equal_oid(&oid, &entry->id);
+
+	cl_git_mkfile("./crlf/newfile2.txt", FILE_CONTENTS_CRLF);
+	cl_git_fail(git_index_add_bypath(g_index, "newfile2.txt"));
+}
+
+void test_index_crlf__safecrlf_true_autocrlf_input_text__no_attr(void)
+{
+	const git_index_entry *entry;
+	git_oid oid;
+
+	cl_repo_set_string(g_repo, "core.autocrlf", "input");
+	cl_repo_set_bool(g_repo, "core.safecrlf", true);
+
+	cl_git_mkfile("./crlf/newfile.txt", FILE_CONTENTS_LF);
+
+	cl_git_pass(git_index_add_bypath(g_index, "newfile.txt"));
+	entry = git_index_get_bypath(g_index, "newfile.txt", 0);
+	cl_assert(entry);
+
+	cl_git_pass(git_oid_fromstr(&oid, FILE_OID_LF));
+	cl_assert_equal_oid(&oid, &entry->id);
+
+	cl_git_mkfile("./crlf/newfile2.txt", FILE_CONTENTS_CRLF);
+	cl_git_fail(git_index_add_bypath(g_index, "newfile2.txt"));
+}
+
+void test_index_crlf__safecrlf_true_no_attrs(void)
+{
+	cl_repo_set_bool(g_repo, "core.autocrlf", true);
+	cl_repo_set_bool(g_repo, "core.safecrlf", true);
+
+	cl_git_mkfile("crlf/newfile.txt", ALL_LF_TEXT_RAW);
+	cl_git_fail(git_index_add_bypath(g_index, "newfile.txt"));
+
+	cl_git_mkfile("crlf/newfile.txt", ALL_CRLF_TEXT_RAW);
+	cl_git_pass(git_index_add_bypath(g_index, "newfile.txt"));
+
+	cl_git_mkfile("crlf/newfile.txt", MORE_CRLF_TEXT_RAW);
+	cl_git_fail(git_index_add_bypath(g_index, "newfile.txt"));
+
+	cl_git_mkfile("crlf/newfile.txt", MORE_LF_TEXT_RAW);
+	cl_git_fail(git_index_add_bypath(g_index, "newfile.txt"));
+}