mVsyncCv.notify_all();
}
+ void getDisplayName(hwc2_display_t display, std::string* outName,
+ hwc2_error_t* outErr = nullptr)
+ {
+ auto pfn = reinterpret_cast<HWC2_PFN_GET_DISPLAY_NAME>(
+ getFunction(HWC2_FUNCTION_GET_DISPLAY_NAME));
+ ASSERT_TRUE(pfn) << "failed to get function";
+
+ uint32_t size = 0;
+
+ auto err = static_cast<hwc2_error_t>(pfn(mHwc2Device, display, &size,
+ nullptr));
+
+ if (err == HWC2_ERROR_NONE) {
+ std::vector<char> name(size);
+
+ err = static_cast<hwc2_error_t>(pfn(mHwc2Device, display, &size,
+ name.data()));
+
+ outName->assign(name.data());
+ }
+
+ if (outErr) {
+ *outErr = err;
+ } else {
+ ASSERT_EQ(err, HWC2_ERROR_NONE) << "failed to get display name for "
+ << display;
+ }
+ }
+
protected:
hwc2_function_pointer_t getFunction(hwc2_function_descriptor_t descriptor)
{
ASSERT_NO_FATAL_FAILURE(setPowerMode(display, HWC2_POWER_MODE_OFF));
}
}
+
+/* TESTCASE: Tests that the HWC2 returns a display name for each display */
+TEST_F(Hwc2Test, GET_DISPLAY_NAME)
+{
+ for (auto display : mDisplays) {
+ std::string name;
+
+ ASSERT_NO_FATAL_FAILURE(getDisplayName(display, &name));
+ }
+}
+
+/* TESTCASE: Tests that the HWC2 does not return a display name for a bad
+ * display */
+TEST_F(Hwc2Test, GET_DISPLAY_NAME_bad_display)
+{
+ hwc2_display_t display;
+ std::string name;
+ hwc2_error_t err = HWC2_ERROR_NONE;
+
+ ASSERT_NO_FATAL_FAILURE(getBadDisplay(&display));
+
+ ASSERT_NO_FATAL_FAILURE(getDisplayName(display, &name, &err));
+ EXPECT_EQ(err, HWC2_ERROR_BAD_DISPLAY) << "returned wrong error code";
+}