LCamDev: implement configureSessionModeCReq

We can, theoretically, now change the v4l camera's mode.

commonLibs/lcameraDev/tests/cameraModeRequest_tests.cpp

@@ -0,0 +1,90 @@
+#include <cameraModeRequest.h>
+#include <gtest/gtest.h>
+#include <support/exceptionAssertions.h>
+
+namespace lcamera_dev {
+namespace {
+
+TEST(CameraModeRequestTest, DefaultFullPlanarIsOptionalIsFalse)
+{
+	LcameraDevCameraModeRequest request;
+	EXPECT_FALSE(request.fullPlanarIsOptional);
+}
+
+TEST(CameraModeRequestTest, ZeroWidthThrows)
+{
+	LcameraDevCameraModeRequest request;
+	request.width = 0;
+	request.height = 480;
+
+	EXPECT_THROW(
+		validateCameraModeRequest(request),
+		std::runtime_error);
+}
+
+TEST(CameraModeRequestTest, ZeroHeightThrows)
+{
+	LcameraDevCameraModeRequest request;
+	request.width = 640;
+	request.height = 0;
+
+	EXPECT_THROW(
+		validateCameraModeRequest(request),
+		std::runtime_error);
+}
+
+TEST(CameraModeRequestTest, UnsupportedColourSpaceThrows)
+{
+	LcameraDevCameraModeRequest request;
+	request.width = 640;
+	request.height = 480;
+
+	static_assert(
+		static_cast<int>(LcameraDevColourSpace::Yuv) == 0,
+		"test assumes Yuv is first enumerator");
+
+	const LcameraDevColourSpace unsupportedColourSpace =
+		static_cast<LcameraDevColourSpace>(1);
+	request.colourSpace = unsupportedColourSpace;
+
+	EXPECT_THROW(
+		validateCameraModeRequest(request),
+		std::runtime_error);
+}
+
+TEST(CameraModeRequestTest, FullPlanarOptionalRejectedAtConfigureApi)
+{
+	LcameraDevCameraModeRequest request;
+	request.width = 640;
+	request.height = 480;
+	request.fullPlanarIsOptional = true;
+
+	try {
+		rejectFullPlanarOptionalAtConfigureApi(request);
+		FAIL() << "Expected runtime_error";
+	}
+	catch (const std::runtime_error& exception)
+	{
+		sscl::tests::expectExceptionMessageContains(
+			exception,
+			"not honored yet");
+	}
+}
+
+TEST(CameraModeRequestTest, CameraModeRequestsEqualComparesAllFields)
+{
+	LcameraDevCameraModeRequest left;
+	left.width = 640;
+	left.height = 480;
+	left.colourSpace = LcameraDevColourSpace::Yuv;
+	left.fullPlanarIsOptional = false;
+
+	LcameraDevCameraModeRequest right = left;
+	EXPECT_TRUE(cameraModeRequestsEqual(left, right));
+
+	right.height = 720;
+	EXPECT_FALSE(cameraModeRequestsEqual(left, right));
+}
+
+} // namespace
+} // namespace lcamera_dev