[libcamera-devel] [PATCH v2 01/24] test: Extract CameraTest class out of camera tests to libtest

Niklas Söderlund niklas.soderlund at ragnatech.se
Thu Nov 14 09:07:52 CET 2019


Hi Laurent,

Thanks for your work.

On 2019-11-08 22:53:46 +0200, Laurent Pinchart wrote:
> Many tests other than the camera/ tests use a camera. To increase code
> sharing, move the base CameraTest class to the test library. The class
> becomes a helper that doesn't inherit from Test anymore (to avoid
> diamond inheritance issues when more such helpers will exist).
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>

I'm not overly found of how status_ is checked in users, but I like the 
overall change more and this is test code.

Reviewed-by: Niklas Söderlund <niklas.soderlund at ragnatech.se>

> ---
>  test/camera/buffer_import.cpp            | 14 ++++-----
>  test/camera/capture.cpp                  | 15 ++++++---
>  test/camera/configuration_default.cpp    | 16 ++++++++--
>  test/camera/configuration_set.cpp        | 15 ++++++---
>  test/camera/meson.build                  |  2 +-
>  test/camera/statemachine.cpp             | 15 ++++++---
>  test/controls/control_list.cpp           | 39 +++++-------------------
>  test/{camera => libtest}/camera_test.cpp | 24 +++++++++------
>  test/{camera => libtest}/camera_test.h   | 12 +++-----
>  test/libtest/meson.build                 |  1 +
>  10 files changed, 77 insertions(+), 76 deletions(-)
>  rename test/{camera => libtest}/camera_test.cpp (55%)
>  rename test/{camera => libtest}/camera_test.h (77%)
> 
> diff --git a/test/camera/buffer_import.cpp b/test/camera/buffer_import.cpp
> index bbc5a25c4019..3efe02704c02 100644
> --- a/test/camera/buffer_import.cpp
> +++ b/test/camera/buffer_import.cpp
> @@ -18,6 +18,7 @@
>  #include "v4l2_videodevice.h"
>  
>  #include "camera_test.h"
> +#include "test.h"
>  
>  using namespace libcamera;
>  
> @@ -254,11 +255,11 @@ private:
>  	bool done_;
>  };
>  
> -class BufferImportTest : public CameraTest
> +class BufferImportTest : public CameraTest, public Test
>  {
>  public:
>  	BufferImportTest()
> -		: CameraTest()
> +		: CameraTest("VIMC Sensor B")
>  	{
>  	}
>  
> @@ -350,11 +351,10 @@ protected:
>  
>  	int init()
>  	{
> -		int ret = CameraTest::init();
> -		if (ret)
> -			return ret;
> +		if (status_ != TestPass)
> +			return status_;
>  
> -		ret = sink_.init();
> +		int ret = sink_.init();
>  		if (ret != TestPass) {
>  			cleanup();
>  			return ret;
> @@ -422,8 +422,6 @@ protected:
>  
>  		camera_->stop();
>  		camera_->freeBuffers();
> -
> -		CameraTest::cleanup();
>  	}
>  
>  private:
> diff --git a/test/camera/capture.cpp b/test/camera/capture.cpp
> index 791ccad15f70..08cce9c7cbaf 100644
> --- a/test/camera/capture.cpp
> +++ b/test/camera/capture.cpp
> @@ -8,13 +8,20 @@
>  #include <iostream>
>  
>  #include "camera_test.h"
> +#include "test.h"
>  
>  using namespace std;
>  
>  namespace {
>  
> -class Capture : public CameraTest
> +class Capture : public CameraTest, public Test
>  {
> +public:
> +	Capture()
> +		: CameraTest("VIMC Sensor B")
> +	{
> +	}
> +
>  protected:
>  	unsigned int completeBuffersCount_;
>  	unsigned int completeRequestsCount_;
> @@ -46,14 +53,12 @@ protected:
>  
>  	int init() override
>  	{
> -		int ret = CameraTest::init();
> -		if (ret)
> -			return ret;
> +		if (status_ != TestPass)
> +			return status_;
>  
>  		config_ = camera_->generateConfiguration({ StreamRole::VideoRecording });
>  		if (!config_ || config_->size() != 1) {
>  			cout << "Failed to generate default configuration" << endl;
> -			CameraTest::cleanup();
>  			return TestFail;
>  		}
>  
> diff --git a/test/camera/configuration_default.cpp b/test/camera/configuration_default.cpp
> index ce2ec5d02e7b..31c908d2449e 100644
> --- a/test/camera/configuration_default.cpp
> +++ b/test/camera/configuration_default.cpp
> @@ -8,15 +8,27 @@
>  #include <iostream>
>  
>  #include "camera_test.h"
> +#include "test.h"
>  
>  using namespace std;
>  
>  namespace {
>  
> -class ConfigurationDefault : public CameraTest
> +class ConfigurationDefault : public CameraTest, public Test
>  {
> +public:
> +	ConfigurationDefault()
> +		: CameraTest("VIMC Sensor B")
> +	{
> +	}
> +
>  protected:
> -	int run()
> +	int init() override
> +	{
> +		return status_;
> +	}
> +
> +	int run() override
>  	{
>  		std::unique_ptr<CameraConfiguration> config;
>  
> diff --git a/test/camera/configuration_set.cpp b/test/camera/configuration_set.cpp
> index f88da96ca2b7..b4b5968115e8 100644
> --- a/test/camera/configuration_set.cpp
> +++ b/test/camera/configuration_set.cpp
> @@ -8,24 +8,29 @@
>  #include <iostream>
>  
>  #include "camera_test.h"
> +#include "test.h"
>  
>  using namespace std;
>  
>  namespace {
>  
> -class ConfigurationSet : public CameraTest
> +class ConfigurationSet : public CameraTest, public Test
>  {
> +public:
> +	ConfigurationSet()
> +		: CameraTest("VIMC Sensor B")
> +	{
> +	}
> +
>  protected:
>  	int init() override
>  	{
> -		int ret = CameraTest::init();
> -		if (ret)
> -			return ret;
> +		if (status_ != TestPass)
> +			return status_;
>  
>  		config_ = camera_->generateConfiguration({ StreamRole::VideoRecording });
>  		if (!config_ || config_->size() != 1) {
>  			cout << "Failed to generate default configuration" << endl;
> -			CameraTest::cleanup();
>  			return TestFail;
>  		}
>  
> diff --git a/test/camera/meson.build b/test/camera/meson.build
> index d6fd66b8f89e..e2a6660a7a92 100644
> --- a/test/camera/meson.build
> +++ b/test/camera/meson.build
> @@ -9,7 +9,7 @@ camera_tests = [
>  ]
>  
>  foreach t : camera_tests
> -    exe = executable(t[0], [t[1], 'camera_test.cpp'],
> +    exe = executable(t[0], t[1],
>                       dependencies : libcamera_dep,
>                       link_with : test_libraries,
>                       include_directories : test_includes_internal)
> diff --git a/test/camera/statemachine.cpp b/test/camera/statemachine.cpp
> index 12d5e0e1d534..afa13ba77b0b 100644
> --- a/test/camera/statemachine.cpp
> +++ b/test/camera/statemachine.cpp
> @@ -8,13 +8,20 @@
>  #include <iostream>
>  
>  #include "camera_test.h"
> +#include "test.h"
>  
>  using namespace std;
>  
>  namespace {
>  
> -class Statemachine : public CameraTest
> +class Statemachine : public CameraTest, public Test
>  {
> +public:
> +	Statemachine()
> +		: CameraTest("VIMC Sensor B")
> +	{
> +	}
> +
>  protected:
>  	int testAvailable()
>  	{
> @@ -233,14 +240,12 @@ protected:
>  
>  	int init() override
>  	{
> -		int ret = CameraTest::init();
> -		if (ret)
> -			return ret;
> +		if (status_ != TestPass)
> +			return status_;
>  
>  		defconf_ = camera_->generateConfiguration({ StreamRole::VideoRecording });
>  		if (!defconf_) {
>  			cout << "Failed to generate default configuration" << endl;
> -			CameraTest::cleanup();
>  			return TestFail;
>  		}
>  
> diff --git a/test/controls/control_list.cpp b/test/controls/control_list.cpp
> index 5af53f64bb6c..4d212abd09e6 100644
> --- a/test/controls/control_list.cpp
> +++ b/test/controls/control_list.cpp
> @@ -13,32 +13,22 @@
>  #include <libcamera/controls.h>
>  
>  #include "camera_controls.h"
> +
> +#include "camera_test.h"
>  #include "test.h"
>  
>  using namespace std;
>  using namespace libcamera;
>  
> -class ControlListTest : public Test
> +class ControlListTest : public CameraTest, public Test
>  {
> -protected:
> -	int init()
> +public:
> +	ControlListTest()
> +		: CameraTest("VIMC Sensor B")
>  	{
> -		cm_ = new CameraManager();
> -
> -		if (cm_->start()) {
> -			cout << "Failed to start camera manager" << endl;
> -			return TestFail;
> -		}
> -
> -		camera_ = cm_->get("VIMC Sensor B");
> -		if (!camera_) {
> -			cout << "Can not find VIMC camera" << endl;
> -			return TestSkip;
> -		}
> -
> -		return TestPass;
>  	}
>  
> +protected:
>  	int run()
>  	{
>  		CameraControlValidator validator(camera_.get());
> @@ -156,21 +146,6 @@ protected:
>  
>  		return TestPass;
>  	}
> -
> -	void cleanup()
> -	{
> -		if (camera_) {
> -			camera_->release();
> -			camera_.reset();
> -		}
> -
> -		cm_->stop();
> -		delete cm_;
> -	}
> -
> -private:
> -	CameraManager *cm_;
> -	std::shared_ptr<Camera> camera_;
>  };
>  
>  TEST_REGISTER(ControlListTest)
> diff --git a/test/camera/camera_test.cpp b/test/libtest/camera_test.cpp
> similarity index 55%
> rename from test/camera/camera_test.cpp
> rename to test/libtest/camera_test.cpp
> index 101e31fbce79..2ae4d6776f2e 100644
> --- a/test/camera/camera_test.cpp
> +++ b/test/libtest/camera_test.cpp
> @@ -8,35 +8,39 @@
>  #include <iostream>
>  
>  #include "camera_test.h"
> +#include "test.h"
>  
>  using namespace libcamera;
>  using namespace std;
>  
> -int CameraTest::init()
> +CameraTest::CameraTest(const char *name)
>  {
>  	cm_ = new CameraManager();
>  
>  	if (cm_->start()) {
> -		cout << "Failed to start camera manager" << endl;
> -		return TestFail;
> +		cerr << "Failed to start camera manager" << endl;
> +		status_ = TestFail;
> +		return;
>  	}
>  
> -	camera_ = cm_->get("VIMC Sensor B");
> +	camera_ = cm_->get(name);
>  	if (!camera_) {
> -		cout << "Can not find VIMC camera" << endl;
> -		return TestSkip;
> +		cerr << "Can not find '" << name << "' camera" << endl;
> +		status_ = TestSkip;
> +		return;
>  	}
>  
>  	/* Sanity check that the camera has streams. */
>  	if (camera_->streams().empty()) {
> -		cout << "Camera has no stream" << endl;
> -		return TestFail;
> +		cerr << "Camera has no stream" << endl;
> +		status_ = TestFail;
> +		return;
>  	}
>  
> -	return TestPass;
> +	status_ = TestPass;
>  }
>  
> -void CameraTest::cleanup()
> +CameraTest::~CameraTest()
>  {
>  	if (camera_) {
>  		camera_->release();
> diff --git a/test/camera/camera_test.h b/test/libtest/camera_test.h
> similarity index 77%
> rename from test/camera/camera_test.h
> rename to test/libtest/camera_test.h
> index e57b05eb28a9..0b6bad05e37c 100644
> --- a/test/camera/camera_test.h
> +++ b/test/libtest/camera_test.h
> @@ -9,22 +9,18 @@
>  
>  #include <libcamera/libcamera.h>
>  
> -#include "test.h"
> -
>  using namespace libcamera;
>  
> -class CameraTest : public Test
> +class CameraTest
>  {
>  public:
> -	CameraTest()
> -		: cm_(nullptr) {}
> +	CameraTest(const char *name);
> +	~CameraTest();
>  
>  protected:
> -	int init();
> -	void cleanup();
> -
>  	CameraManager *cm_;
>  	std::shared_ptr<Camera> camera_;
> +	int status_;
>  };
>  
>  #endif /* __LIBCAMERA_CAMERA_TEST_H__ */
> diff --git a/test/libtest/meson.build b/test/libtest/meson.build
> index ca762b4421c2..3e798ef3810e 100644
> --- a/test/libtest/meson.build
> +++ b/test/libtest/meson.build
> @@ -1,4 +1,5 @@
>  libtest_sources = files([
> +    'camera_test.cpp',
>      'test.cpp',
>  ])
>  
> -- 
> Regards,
> 
> Laurent Pinchart
> 
> _______________________________________________
> libcamera-devel mailing list
> libcamera-devel at lists.libcamera.org
> https://lists.libcamera.org/listinfo/libcamera-devel

-- 
Regards,
Niklas Söderlund


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