thodg/libgit2/tests/attr/macro.c

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• Hash : 4a7f704f
  Author :
  Date : 2019-07-05T08:10:33
  

  tests: attr: implement tests to verify attribute rewriting behaviour
  
  Implement some tests that verify that we are correctly updating
  gitattributes when rewriting or unlinking the corresponding files.
  

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• tests/attr/macro.c

• /*
   * Copyright (C) the libgit2 contributors. All rights reserved.
   *
   * This file is part of libgit2, distributed under the GNU GPL v2 with
   * a Linking Exception. For full terms see the included COPYING file.
   */
  
  #include "clar_libgit2.h"
  #include "attr.h"
  
  static git_repository *g_repo = NULL;
  
  void test_attr_macro__cleanup(void)
  {
  	cl_git_sandbox_cleanup();
  	g_repo = NULL;
  }
  
  void test_attr_macro__macros(void)
  {
  	const char *names[5] = { "rootattr", "binary", "diff", "crlf", "frotz" };
  	const char *names2[5] = { "mymacro", "positive", "negative", "rootattr", "another" };
  	const char *names3[3] = { "macro2", "multi2", "multi3" };
  	const char *values[5];
  
  	g_repo = cl_git_sandbox_init("attr");
  
  	cl_git_pass(git_attr_get_many(values, g_repo, 0, "binfile", 5, names));
  
  	cl_assert(GIT_ATTR_IS_TRUE(values[0]));
  	cl_assert(GIT_ATTR_IS_TRUE(values[1]));
  	cl_assert(GIT_ATTR_IS_FALSE(values[2]));
  	cl_assert(GIT_ATTR_IS_FALSE(values[3]));
  	cl_assert(GIT_ATTR_IS_UNSPECIFIED(values[4]));
  
  	cl_git_pass(git_attr_get_many(values, g_repo, 0, "macro_test", 5, names2));
  
  	cl_assert(GIT_ATTR_IS_TRUE(values[0]));
  	cl_assert(GIT_ATTR_IS_TRUE(values[1]));
  	cl_assert(GIT_ATTR_IS_FALSE(values[2]));
  	cl_assert(GIT_ATTR_IS_UNSPECIFIED(values[3]));
  	cl_assert_equal_s("77", values[4]);
  
  	cl_git_pass(git_attr_get_many(values, g_repo, 0, "macro_test", 3, names3));
  
  	cl_assert(GIT_ATTR_IS_TRUE(values[0]));
  	cl_assert(GIT_ATTR_IS_FALSE(values[1]));
  	cl_assert_equal_s("answer", values[2]);
  }
  
  void test_attr_macro__bad_macros(void)
  {
  	const char *names[6] = { "rootattr", "positive", "negative",
  		"firstmacro", "secondmacro", "thirdmacro" };
  	const char *values[6];
  
  	g_repo = cl_git_sandbox_init("attr");
  
  	cl_git_pass(git_attr_get_many(values, g_repo, 0, "macro_bad", 6, names));
  
  	/* these three just confirm that the "mymacro" rule ran */
  	cl_assert(GIT_ATTR_IS_UNSPECIFIED(values[0]));
  	cl_assert(GIT_ATTR_IS_TRUE(values[1]));
  	cl_assert(GIT_ATTR_IS_FALSE(values[2]));
  
  	/* file contains:
  	 *     # let's try some malicious macro defs
  	 *     [attr]firstmacro -thirdmacro -secondmacro
  	 *     [attr]secondmacro firstmacro -firstmacro
  	 *     [attr]thirdmacro secondmacro=hahaha -firstmacro
  	 *     macro_bad firstmacro secondmacro thirdmacro
  	 *
  	 * firstmacro assignment list ends up with:
  	 *     -thirdmacro -secondmacro
  	 * secondmacro assignment list expands "firstmacro" and ends up with:
  	 *     -thirdmacro -secondmacro -firstmacro
  	 * thirdmacro assignment don't expand so list ends up with:
  	 *     secondmacro="hahaha"
  	 *
  	 * macro_bad assignment list ends up with:
  	 *     -thirdmacro -secondmacro firstmacro &&
  	 *     -thirdmacro -secondmacro -firstmacro secondmacro &&
  	 *     secondmacro="hahaha" thirdmacro
  	 *
  	 * so summary results should be:
  	 *     -firstmacro secondmacro="hahaha" thirdmacro
  	 */
  	cl_assert(GIT_ATTR_IS_FALSE(values[3]));
  	cl_assert_equal_s("hahaha", values[4]);
  	cl_assert(GIT_ATTR_IS_TRUE(values[5]));
  }
  
  void test_attr_macro__macros_in_root_wd_apply(void)
  {
  	const char *value;
  
  	g_repo = cl_git_sandbox_init("empty_standard_repo");
  
  	cl_git_pass(p_mkdir("empty_standard_repo/dir", 0777));
  	cl_git_rewritefile("empty_standard_repo/.gitattributes", "[attr]customattr key=value\n");
  	cl_git_rewritefile("empty_standard_repo/dir/.gitattributes", "file customattr\n");
  
  	cl_git_pass(git_attr_get(&value, g_repo, 0, "dir/file", "key"));
  	cl_assert_equal_s(value, "value");
  }
  
  void test_attr_macro__changing_macro_in_root_wd_updates_attributes(void)
  {
  	const char *value;
  
  	g_repo = cl_git_sandbox_init("empty_standard_repo");
  
  	cl_git_rewritefile("empty_standard_repo/.gitattributes",
  			   "[attr]customattr key=first\n"
  			   "file customattr\n");
  	cl_git_pass(git_attr_get(&value, g_repo, 0, "file", "key"));
  	cl_assert_equal_s(value, "first");
  
  	cl_git_rewritefile("empty_standard_repo/.gitattributes",
  			   "[attr]customattr key=second\n"
  			   "file customattr\n");
  	cl_git_pass(git_attr_get(&value, g_repo, 0, "file", "key"));
  	cl_assert_equal_s(value, "second");
  }
  

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