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config: ensure we can write to an empty file

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Edward Thomson 2015-04-21 17:18:21 -04:00 committed by Edward Thomson
parent cfc2e56d59
commit 7ee61b8ee3
1 changed files with 72 additions and 0 deletions
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72
tests/config/write.c
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@ -395,6 +395,77 @@ void test_config_write__outside_change(void)
git_config_free(cfg); git_config_free(cfg);
} }
#define SECTION_FOO \
"\n" \
" \n" \
" [section \"foo\"] \n" \
" # here's a comment\n" \
"\tname = \"value\"\n" \
" name2 = \"value2\"\n" \
"; another comment!\n"
#define SECTION_BAR \
"[section \"bar\"]\t\n" \
"\t \n" \
" barname=\"value\"\n"
void test_config_write__preserves_whitespace_and_comments(void)
{
const char *file_name = "config-duplicate-header";
const char *entry_name = "remote.origin.url";
const char *n;
git_config *cfg;
git_buf newfile = GIT_BUF_INIT;
/* This config can occur after removing and re-adding the origin remote */
const char *file_content = SECTION_FOO SECTION_BAR;
/* Write the test config and make sure the expected entry exists */
cl_git_mkfile(file_name, file_content);
cl_git_pass(git_config_open_ondisk(&cfg, file_name));
cl_git_pass(git_config_set_string(cfg, "section.foo.other", "otherval"));
cl_git_pass(git_config_set_string(cfg, "newsection.newname", "new_value"));
/* Ensure that we didn't needlessly mangle the config file */
cl_git_pass(git_futils_readbuffer(&newfile, file_name));
n = newfile.ptr;
cl_assert_equal_strn(SECTION_FOO, n, strlen(SECTION_FOO));
n += strlen(SECTION_FOO);
cl_assert_equal_strn("\tother = otherval\n", n, strlen("\tother = otherval\n"));
n += strlen("\tother = otherval\n");
cl_assert_equal_strn(SECTION_BAR, n, strlen(SECTION_BAR));
n += strlen(SECTION_BAR);
cl_assert_equal_s("[newsection]\n\tnewname = new_value\n", n);
git_buf_free(&newfile);
git_config_free(cfg);
}
void test_config_write__preserves_entry_with_name_only(void)
{
const char *file_name = "config-empty-value";
const char *entry_name = "remote.origin.url";
git_config *cfg;
git_buf newfile = GIT_BUF_INIT;
/* Write the test config and make sure the expected entry exists */
cl_git_mkfile(file_name, "[section \"foo\"]\n\tname\n");
cl_git_pass(git_config_open_ondisk(&cfg, file_name));
cl_git_pass(git_config_set_string(cfg, "newsection.newname", "new_value"));
cl_git_pass(git_config_set_string(cfg, "section.foo.other", "otherval"));
cl_git_pass(git_futils_readbuffer(&newfile, file_name));
cl_assert_equal_s("[section \"foo\"]\n\tname\n\tother = otherval\n[newsection]\n\tnewname = new_value\n", newfile.ptr);
git_buf_free(&newfile);
git_config_free(cfg);
}
void test_config_write__to_empty_file(void) void test_config_write__to_empty_file(void)
{ {
git_config *cfg; git_config *cfg;
@ -428,3 +499,4 @@ void test_config_write__to_file_with_only_comment(void)
git_buf_free(&result); git_buf_free(&result);
} }