power-utils: Initially use i2c in updater
Create I2CDevice in updater and invoke read() in doUpdate(), that could
be used in future.
Use mocked I2CInterface in updater's unit test case.
Tested: Manually verify on Witherspoon that the i2c device is opened
and closed during PSU code update.
Signed-off-by: Lei YU <mine260309@gmail.com>
Change-Id: Ie3d9f0565a2ceb000f489647a58ca967a2ef0c38
diff --git a/tools/power-utils/test/test_updater.cpp b/tools/power-utils/test/test_updater.cpp
index 2786986..4d051f7 100644
--- a/tools/power-utils/test/test_updater.cpp
+++ b/tools/power-utils/test/test_updater.cpp
@@ -14,22 +14,92 @@
* limitations under the License.
*/
#include "../updater.hpp"
+#include "test/mocked_i2c_interface.hpp"
+
+#include <filesystem>
#include <gtest/gtest.h>
+namespace fs = std::filesystem;
+
+using ::testing::_;
+using ::testing::An;
+
namespace updater
{
namespace internal
{
std::string getDeviceName(std::string devPath);
+std::pair<uint8_t, uint8_t> parseDeviceName(const std::string& devName);
} // namespace internal
} // namespace updater
using namespace updater;
-TEST(Updater, getDeviceName)
+class TestUpdater : public ::testing::Test
+{
+ public:
+ using MockedI2CInterface = i2c::MockedI2CInterface;
+ using I2CInterface = i2c::I2CInterface;
+
+ TestUpdater()
+ {
+ setupDeviceSysfs();
+ }
+ ~TestUpdater()
+ {
+ fs::remove_all(tmpDir);
+ }
+
+ void setupDeviceSysfs()
+ {
+ auto tmpPath = fs::temp_directory_path();
+ tmpDir = (tmpPath / "test_XXXXXX");
+ if (!mkdtemp(tmpDir.data()))
+ {
+ throw "Failed to create temp dir";
+ }
+ // Create device path with symbol link
+ realDevicePath = fs::path(tmpDir) / "devices/3-0068";
+ devPath = fs::path(tmpDir) / "i2c";
+ fs::create_directories(realDevicePath);
+ fs::create_directories(realDevicePath / "driver");
+ fs::create_directories(devPath);
+ devPath /= "3-0068";
+ fs::create_directory_symlink(realDevicePath, devPath);
+ }
+
+ MockedI2CInterface& getMockedI2c()
+ {
+ return *reinterpret_cast<MockedI2CInterface*>(updater->i2c.get());
+ }
+
+ std::shared_ptr<I2CInterface> stolenI2C;
+ std::unique_ptr<Updater> updater;
+ fs::path realDevicePath;
+ fs::path devPath;
+ std::string tmpDir;
+ std::string psuInventoryPath = "/com/example/psu";
+ std::string imageDir = "/tmp/image/xxx";
+};
+
+TEST_F(TestUpdater, ctordtor)
+{
+ updater = std::make_unique<Updater>(psuInventoryPath, devPath, imageDir);
+}
+
+TEST_F(TestUpdater, doUpdate)
+{
+ updater = std::make_unique<Updater>(psuInventoryPath, devPath, imageDir);
+ updater->createI2CDevice();
+ auto& i2c = getMockedI2c();
+ EXPECT_CALL(i2c, read(_, An<uint8_t&>()));
+ updater->doUpdate();
+}
+
+TEST_F(TestUpdater, getDeviceName)
{
auto ret = internal::getDeviceName("");
EXPECT_TRUE(ret.empty());
@@ -40,3 +110,18 @@
ret = internal::getDeviceName("/sys/bus/i2c/devices/3-0069/");
EXPECT_EQ("3-0069", ret);
}
+
+TEST_F(TestUpdater, parseDeviceName)
+{
+ auto [id, addr] = internal::parseDeviceName("3-0068");
+ EXPECT_EQ(3, id);
+ EXPECT_EQ(0x68, addr);
+
+ std::tie(id, addr) = internal::parseDeviceName("11-0069");
+ EXPECT_EQ(11, id);
+ EXPECT_EQ(0x69, addr);
+
+ EXPECT_THROW(internal::parseDeviceName("no-number"), std::invalid_argument);
+
+ EXPECT_DEATH(internal::parseDeviceName("invalid"), "");
+}