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util/cache_test: Add tests for old cache deletion.

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22339>
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Bas Nieuwenhuizen 2024-06-24 01:14:35 +02:00 • committed by Marge Bot
parent c3bc6991d2
commit 87a25adf08
1 changed files with 113 additions and 0 deletions
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113
src/util/tests/cache_test.cpp
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@ -36,6 +36,7 @@
#include <limits.h>
#include <time.h>
#include <unistd.h>
#include <utime.h>
#include "util/detect_os.h"
#include "util/mesa-sha1.h"
@ -1344,3 +1345,115 @@ TEST_F(Cache, Disabled)
EXPECT_EQ(err, 0) << "Removing " CACHE_TEST_TMP " again";
#endif
}
TEST_F(Cache, DoNotDeleteNewCache)
{
#ifndef ENABLE_SHADER_CACHE
GTEST_SKIP() << "ENABLE_SHADER_CACHE not defined.";
#else
#ifdef SHADER_CACHE_DISABLE_BY_DEFAULT
setenv("MESA_SHADER_CACHE_DISABLE", "false", 1);
#endif /* SHADER_CACHE_DISABLE_BY_DEFAULT */
char dir_template[] = "/tmp/tmpdir.XXXXXX";
char *dir_name = mkdtemp(dir_template);
ASSERT_NE(dir_name, nullptr);
char cache_dir_name[256];
sprintf(cache_dir_name, "%s/mesa_shader_cache", dir_name);
mkdir(cache_dir_name, 0755);
setenv("MESA_SHADER_CACHE_DIR", dir_name, 1);
disk_cache_delete_old_cache();
struct stat st;
EXPECT_EQ(stat(cache_dir_name, &st), 0);
unsetenv("MESA_SHADER_CACHE_DIR");
rmdir(cache_dir_name);
rmdir(dir_name);
#endif
}
TEST_F(Cache, DoNotDeleteCacheWithNewMarker)
{
#ifndef ENABLE_SHADER_CACHE
GTEST_SKIP() << "ENABLE_SHADER_CACHE not defined.";
#else
#ifdef SHADER_CACHE_DISABLE_BY_DEFAULT
setenv("MESA_SHADER_CACHE_DISABLE", "false", 1);
#endif /* SHADER_CACHE_DISABLE_BY_DEFAULT */
char dir_template[] = "/tmp/tmpdir.XXXXXX";
char *dir_name = mkdtemp(dir_template);
ASSERT_NE(dir_name, nullptr);
char cache_dir_name[240];
sprintf(cache_dir_name, "%s/mesa_shader_cache", dir_name);
mkdir(cache_dir_name, 0755);
char file_name[256];
sprintf(file_name, "%s/marker", cache_dir_name);
FILE *file = fopen(file_name, "w");
fclose(file);
setenv("MESA_SHADER_CACHE_DIR", dir_name, 1);
disk_cache_delete_old_cache();
struct stat st;
EXPECT_EQ(stat(cache_dir_name, &st), 0);
unsetenv("MESA_SHADER_CACHE_DIR");
unlink(file_name);
rmdir(cache_dir_name);
rmdir(dir_name);
#endif
}
TEST_F(Cache, DeleteOldCache)
{
#ifndef ENABLE_SHADER_CACHE
GTEST_SKIP() << "ENABLE_SHADER_CACHE not defined.";
#else
#ifdef SHADER_CACHE_DISABLE_BY_DEFAULT
setenv("MESA_SHADER_CACHE_DISABLE", "false", 1);
#endif /* SHADER_CACHE_DISABLE_BY_DEFAULT */
char dir_template[] = "/tmp/tmpdir.XXXXXX";
char *dir_name = mkdtemp(dir_template);
ASSERT_NE(dir_name, nullptr) << "Creating temporary directory failed";
char cache_dir_name[240];
sprintf(cache_dir_name, "%s/mesa_shader_cache", dir_name);
mkdir(cache_dir_name, 0755);
char file_name[256];
sprintf(file_name, "%s/marker", cache_dir_name);
FILE *file = fopen(file_name, "w");
fclose(file);
struct utimbuf utime_buf = { };
EXPECT_EQ(utime(file_name, &utime_buf), 0);
setenv("MESA_SHADER_CACHE_DIR", dir_name, 1);
disk_cache_delete_old_cache();
struct stat st;
EXPECT_NE(stat(cache_dir_name, &st), 0);
EXPECT_EQ(errno, ENOENT);
unsetenv("MESA_SHADER_CACHE_DIR");
unlink(file_name);
rmdir(cache_dir_name);
rmdir(dir_name);
#endif
}