const char *resourcePath (const char *filename) {
static char path[FILENAME_MAX] = { 0 };
if (filename) {
snprintf(path, FILENAME_MAX, "%s%s", resourceRoot(), filename); return path;
} else
return resourceRoot();
}
TEST_F(FS, writeString) {
// Write a file.
writeString(resourceRoot() / "test.txt", "hello");
// Ensure it exists.
ASSERT_TRUE(boost::filesystem::exists(resourceRoot() / "test.txt"));
// Ensure it contains the correct text..
EXPECT_EQ(readString(resourceRoot() / "test.txt"), "hello");
boost::filesystem::remove(resourceRoot() / "test.txt");
}
TEST_F(FS, unqualifyPath) {
// Normal usage.
EXPECT_EQ(
unqualifyPath(resourceRoot(), resourceRoot() / "test.txt").string(),
"/test.txt"
);
// Out and then back in.
EXPECT_EQ(
unqualifyPath(
resourceRoot(),
resourceRoot() / ".." / "unqualifyPath" / "test.txt"
).string(),
"/test.txt"
);
// Trying to break out.
EXPECT_THROW(
unqualifyPath(
resourceRoot(),
resourceRoot() / ".." / "setResourceRoot"
).string(),
std::runtime_error
);
// Doesn't exist.
EXPECT_THROW(
unqualifyPath(resourceRoot(), resourceRoot() / ".." / "doesNotExist").string(),
boost::filesystem::filesystem_error
);
}
TEST_F(FS, findFilenames) {
// Discover all files in the resource directory.
std::vector<boost::filesystem::path> filenames = findFilenames(
resourceRoot()
);
// There should be 3.
ASSERT_EQ(3U, filenames.size());
// They should be sorted alphabetically.
EXPECT_EQ(resourceRoot() / "one" , filenames[0].string());
EXPECT_EQ(resourceRoot() / "three", filenames[1].string());
EXPECT_EQ(resourceRoot() / "two" , filenames[2].string());
}
bool resourceExists (const char *filename) {
if (filename) {
char path[FILENAME_MAX] = { 0 };
snprintf(path, FILENAME_MAX, "%s%s", resourceRoot(), filename);
struct stat st;
return (stat(path, &st) == 0);
} else
return false;
}
TEST_F(FS, setResourceRoot) {
// Set properly.
EXPECT_EQ(
resourceRoot().string(),
(exePath() / "resource" / "FS" / "setResourceRoot").string()
);
// Non-existent root.
EXPECT_THROW(
setResourceRoot("/this/will/throw"),
boost::filesystem::filesystem_error
);
}
virtual void SetUp() {
// Get info about the currently running test.
const ::testing::TestInfo* const test_info = ::testing::UnitTest::GetInstance()->current_test_info();
boost::filesystem::path root;
// Set the engine root based on the test case running, if it exists.
root = engineRoot() / test_info->test_case_name() / test_info->name();
if (boost::filesystem::exists(root)) {
setEngineRoot(root);
}
// Set the resource root based on the test case running, if it exists.
root = resourceRoot() / test_info->test_case_name() / test_info->name();
if (boost::filesystem::exists(root)) {
setResourceRoot(root);
}
}
TEST_F(FS, readString) {
// Read in a file.
EXPECT_EQ(readString(resourceRoot() / "test.txt"), "foobar");
}