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config: ensure we can write to an empty file

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This commit is contained in:
Edward Thomson 2015-04-21 17:18:21 -04:00
parent 2c8c00c646
commit 6dc55872a8
1 changed files with 35 additions and 0 deletions
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35
tests/config/write.c
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@ -1,5 +1,6 @@
#include "clar_libgit2.h"
#include "buffer.h"
#include "fileops.h"
void test_config_write__initialize(void)
{
@ -393,3 +394,37 @@ void test_config_write__outside_change(void)
git_config_free(cfg);
}
void test_config_write__to_empty_file(void)
{
git_config *cfg;
const char *filename = "config-file";
git_buf result = GIT_BUF_INIT;
cl_git_mkfile(filename, "");
cl_git_pass(git_config_open_ondisk(&cfg, filename));
cl_git_pass(git_config_set_string(cfg, "section.name", "value"));
git_config_free(cfg);
cl_git_pass(git_futils_readbuffer(&result, "config-file"));
cl_assert_equal_s("[section]\n\tname = value\n", result.ptr);
git_buf_free(&result);
}
void test_config_write__to_file_with_only_comment(void)
{
git_config *cfg;
const char *filename = "config-file";
git_buf result = GIT_BUF_INIT;
cl_git_mkfile(filename, "\n\n");
cl_git_pass(git_config_open_ondisk(&cfg, filename));
cl_git_pass(git_config_set_string(cfg, "section.name", "value"));
git_config_free(cfg);
cl_git_pass(git_futils_readbuffer(&result, "config-file"));
cl_assert_equal_s("\n\n[section]\n\tname = value\n", result.ptr);
git_buf_free(&result);
}