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Commit 0ea0f82a authored by Chia-I Wu's avatar Chia-I Wu
Browse files

surfaceflinger: add more setLayer tests 

Add LayerTransactionTest.
  SetZBasic
  SetZNegative

Test: SurfaceFlinger_test
Change-Id: I171175b063beb3b87d72f25d77c8ae1938359fa7
parent 0eaea31d

services/surfaceflinger/tests/Transaction_test.cpp

+48 −0
Original line number Diff line number Diff line
@@ -48,10 +48,12 @@ struct Color { 
    uint8_t a;



    static const Color RED;

    static const Color GREEN;

    static const Color BLACK;

};



const Color Color::RED{255, 0, 0, 255};

const Color Color::GREEN{0, 255, 0, 255};

const Color Color::BLACK{0, 0, 0, 255};



std::ostream& operator<<(std::ostream& os, const Color& color) {
@@ -583,6 +585,52 @@ TEST_F(LayerTransactionTest, SetSizeWithScaleToWindow) { 
    screenshot()->expectColor(Rect(0, 0, 64, 64), Color::RED);

}



TEST_F(LayerTransactionTest, SetZBasic) {

    sp<SurfaceControl> layerR;

    sp<SurfaceControl> layerG;

    ASSERT_NO_FATAL_FAILURE(layerR = createLayer("test R", 32, 32));

    ASSERT_NO_FATAL_FAILURE(fillLayerColor(layerR, Color::RED));

    ASSERT_NO_FATAL_FAILURE(layerG = createLayer("test G", 32, 32));

    ASSERT_NO_FATAL_FAILURE(fillLayerColor(layerG, Color::GREEN));



    Transaction().setLayer(layerR, mLayerZBase + 1).apply();

    {

        SCOPED_TRACE("layerR");

        screenshot()->expectColor(Rect(0, 0, 32, 32), Color::RED);

    }



    Transaction().setLayer(layerG, mLayerZBase + 2).apply();

    {

        SCOPED_TRACE("layerG");

        screenshot()->expectColor(Rect(0, 0, 32, 32), Color::GREEN);

    }

}



TEST_F(LayerTransactionTest, SetZNegative) {

    sp<SurfaceControl> layerR;

    sp<SurfaceControl> layerG;

    ASSERT_NO_FATAL_FAILURE(layerR = createLayer("test R", 32, 32));

    ASSERT_NO_FATAL_FAILURE(fillLayerColor(layerR, Color::RED));

    ASSERT_NO_FATAL_FAILURE(layerG = createLayer("test G", 32, 32));

    ASSERT_NO_FATAL_FAILURE(fillLayerColor(layerG, Color::GREEN));



    Transaction().setLayer(layerR, -1).setLayer(layerG, -2).apply();

    {

        SCOPED_TRACE("layerR");

        sp<ScreenCapture> screenshot;

        ScreenCapture::captureScreen(&screenshot, -2, -1);

        screenshot->expectColor(Rect(0, 0, 32, 32), Color::RED);

    }



    Transaction().setLayer(layerR, -3).apply();

    {

        SCOPED_TRACE("layerG");

        sp<ScreenCapture> screenshot;

        ScreenCapture::captureScreen(&screenshot, -3, -1);

        screenshot->expectColor(Rect(0, 0, 32, 32), Color::GREEN);

    }

}



class LayerUpdateTest : public ::testing::Test {

protected:

    virtual void SetUp() {