thodg/libgit2/tests-clar/clar_libgit2.h

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• Hash : ce49c7a8
  Author :
  Date : 2012-03-02T15:09:40
  

  Add filter tests and fix some bugs This adds some initial unit tests for file filtering and fixes some simple bugs in filter application.

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• tests-clar/clar_libgit2.h

• #ifndef __CLAR_LIBGIT2__
  #define __CLAR_LIBGIT2__
  
  #include "clar.h"
  #include <git2.h>
  #include "common.h"
  
  /**
   * Special wrapper for `clar_must_pass` that passes
   * the last library error as the test failure message.
   *
   * Use this wrapper around all `git_` library calls that
   * return error codes!
   */
  #define cl_git_pass(expr) do { \
  	git_clearerror(); \
  	if ((expr) != GIT_SUCCESS) \
  		clar__assert(0, __FILE__, __LINE__, "Function call failed: " #expr, git_lasterror(), 1); \
  	} while(0)
  
  /**
   * Wrapper for `clar_must_fail` -- this one is
   * just for consistency. Use with `git_` library
   * calls that are supposed to fail!
   */
  #define cl_git_fail(expr) cl_must_fail(expr)
  
  /**
   * Wrapper for string comparison that knows about nulls.
   */
  #define cl_assert_strequal(a,b) \
  	cl_assert_strequal_internal(a,b,__FILE__,__LINE__,"string mismatch: " #a " != " #b)
  
  GIT_INLINE(void) cl_assert_strequal_internal(
  	const char *a, const char *b, const char *file, int line, const char *err)
  {
  	int match = (a == NULL || b == NULL) ? (a == b) : (strcmp(a, b) == 0);
  	if (!match) {
  		char buf[4096];
  		snprintf(buf, 4096, "'%s' != '%s'", a, b);
  		clar__assert(0, file, line, buf, err, 1);
  	}
  }
  
  /*
   * Some utility macros for building long strings
   */
  #define REP4(STR)	 STR STR STR STR
  #define REP15(STR)	 REP4(STR) REP4(STR) REP4(STR) STR STR STR
  #define REP16(STR)	 REP4(REP4(STR))
  #define REP256(STR)  REP16(REP16(STR))
  #define REP1024(STR) REP4(REP256(STR))
  
  /* Write the contents of a buffer to disk */
  void cl_git_mkfile(const char *filename, const char *content);
  void cl_git_append2file(const char *filename, const char *new_content);
  
  #endif
  

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