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Diffstat (limited to 'tests/src/com/android/gallery3d/ui/GLViewTest.java')
| -rw-r--r-- | tests/src/com/android/gallery3d/ui/GLViewTest.java | 398 |
1 files changed, 398 insertions, 0 deletions
diff --git a/tests/src/com/android/gallery3d/ui/GLViewTest.java b/tests/src/com/android/gallery3d/ui/GLViewTest.java new file mode 100644 index 000000000..b17b25440 --- /dev/null +++ b/tests/src/com/android/gallery3d/ui/GLViewTest.java @@ -0,0 +1,398 @@ +/* + * Copyright (C) 2010 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.gallery3d.ui; + +import android.graphics.Rect; +import android.test.suitebuilder.annotation.SmallTest; +import android.view.MotionEvent; + +import junit.framework.TestCase; + +@SmallTest +public class GLViewTest extends TestCase { + @SuppressWarnings("unused") + private static final String TAG = "GLViewTest"; + + @SmallTest + public void testVisibility() { + GLViewMock a = new GLViewMock(); + assertEquals(GLView.VISIBLE, a.getVisibility()); + assertEquals(0, a.mOnVisibilityChangedCalled); + a.setVisibility(GLView.INVISIBLE); + assertEquals(GLView.INVISIBLE, a.getVisibility()); + assertEquals(1, a.mOnVisibilityChangedCalled); + a.setVisibility(GLView.VISIBLE); + assertEquals(GLView.VISIBLE, a.getVisibility()); + assertEquals(2, a.mOnVisibilityChangedCalled); + } + + @SmallTest + public void testComponents() { + GLView view = new GLView(); + assertEquals(0, view.getComponentCount()); + try { + view.getComponent(0); + fail(); + } catch (IndexOutOfBoundsException ex) { + // expected + } + + GLView x = new GLView(); + GLView y = new GLView(); + view.addComponent(x); + view.addComponent(y); + assertEquals(2, view.getComponentCount()); + assertSame(x, view.getComponent(0)); + assertSame(y, view.getComponent(1)); + view.removeComponent(x); + assertSame(y, view.getComponent(0)); + try { + view.getComponent(1); + fail(); + } catch (IndexOutOfBoundsException ex) { + // expected + } + try { + view.addComponent(y); + fail(); + } catch (IllegalStateException ex) { + // expected + } + view.addComponent(x); + view.removeAllComponents(); + assertEquals(0, view.getComponentCount()); + } + + @SmallTest + public void testBounds() { + GLView view = new GLView(); + + assertEquals(0, view.getWidth()); + assertEquals(0, view.getHeight()); + + Rect b = view.bounds(); + assertEquals(0, b.left); + assertEquals(0, b.top); + assertEquals(0, b.right); + assertEquals(0, b.bottom); + + view.layout(10, 20, 30, 100); + assertEquals(20, view.getWidth()); + assertEquals(80, view.getHeight()); + + b = view.bounds(); + assertEquals(10, b.left); + assertEquals(20, b.top); + assertEquals(30, b.right); + assertEquals(100, b.bottom); + } + + @SmallTest + public void testParent() { + GLView a = new GLView(); + GLView b = new GLView(); + assertNull(b.mParent); + a.addComponent(b); + assertSame(a, b.mParent); + a.removeComponent(b); + assertNull(b.mParent); + } + + @SmallTest + public void testRoot() { + GLViewMock a = new GLViewMock(); + GLViewMock b = new GLViewMock(); + GLRoot r = new GLRootStub(); + GLRoot r2 = new GLRootStub(); + a.addComponent(b); + + // Attach to root r + assertEquals(0, a.mOnAttachCalled); + assertEquals(0, b.mOnAttachCalled); + a.attachToRoot(r); + assertEquals(1, a.mOnAttachCalled); + assertEquals(1, b.mOnAttachCalled); + assertSame(r, a.getGLRoot()); + assertSame(r, b.getGLRoot()); + + // Detach from r + assertEquals(0, a.mOnDetachCalled); + assertEquals(0, b.mOnDetachCalled); + a.detachFromRoot(); + assertEquals(1, a.mOnDetachCalled); + assertEquals(1, b.mOnDetachCalled); + + // Attach to another root r2 + assertEquals(1, a.mOnAttachCalled); + assertEquals(1, b.mOnAttachCalled); + a.attachToRoot(r2); + assertEquals(2, a.mOnAttachCalled); + assertEquals(2, b.mOnAttachCalled); + assertSame(r2, a.getGLRoot()); + assertSame(r2, b.getGLRoot()); + + // Detach from r2 + assertEquals(1, a.mOnDetachCalled); + assertEquals(1, b.mOnDetachCalled); + a.detachFromRoot(); + assertEquals(2, a.mOnDetachCalled); + assertEquals(2, b.mOnDetachCalled); + } + + @SmallTest + public void testRoot2() { + GLView a = new GLViewMock(); + GLViewMock b = new GLViewMock(); + GLRoot r = new GLRootStub(); + + a.attachToRoot(r); + + assertEquals(0, b.mOnAttachCalled); + a.addComponent(b); + assertEquals(1, b.mOnAttachCalled); + + assertEquals(0, b.mOnDetachCalled); + a.removeComponent(b); + assertEquals(1, b.mOnDetachCalled); + } + + @SmallTest + public void testInvalidate() { + GLView a = new GLView(); + GLRootMock r = new GLRootMock(); + a.attachToRoot(r); + assertEquals(0, r.mRequestRenderCalled); + a.invalidate(); + assertEquals(1, r.mRequestRenderCalled); + } + + @SmallTest + public void testRequestLayout() { + GLView a = new GLView(); + GLView b = new GLView(); + GLRootMock r = new GLRootMock(); + a.attachToRoot(r); + a.addComponent(b); + assertEquals(0, r.mRequestLayoutContentPaneCalled); + b.requestLayout(); + assertEquals(1, r.mRequestLayoutContentPaneCalled); + } + + @SmallTest + public void testLayout() { + GLViewMock a = new GLViewMock(); + GLViewMock b = new GLViewMock(); + GLViewMock c = new GLViewMock(); + GLRootMock r = new GLRootMock(); + + a.attachToRoot(r); + a.addComponent(b); + a.addComponent(c); + + assertEquals(0, a.mOnLayoutCalled); + a.layout(10, 20, 60, 100); + assertEquals(1, a.mOnLayoutCalled); + assertEquals(1, b.mOnLayoutCalled); + assertEquals(1, c.mOnLayoutCalled); + assertTrue(a.mOnLayoutChangeSize); + assertTrue(b.mOnLayoutChangeSize); + assertTrue(c.mOnLayoutChangeSize); + + // same size should not trigger onLayout + a.layout(10, 20, 60, 100); + assertEquals(1, a.mOnLayoutCalled); + + // unless someone requested it, but only those on the path + // to the requester. + assertEquals(0, r.mRequestLayoutContentPaneCalled); + b.requestLayout(); + a.layout(10, 20, 60, 100); + assertEquals(1, r.mRequestLayoutContentPaneCalled); + assertEquals(2, a.mOnLayoutCalled); + assertEquals(2, b.mOnLayoutCalled); + assertEquals(1, c.mOnLayoutCalled); + } + + @SmallTest + public void testRender() { + GLViewMock a = new GLViewMock(); + GLViewMock b = new GLViewMock(); + + a.addComponent(b); + GLCanvasStub canvas = new GLCanvasStub(); + assertEquals(0, a.mRenderBackgroundCalled); + assertEquals(0, b.mRenderBackgroundCalled); + a.render(canvas); + assertEquals(1, a.mRenderBackgroundCalled); + assertEquals(1, b.mRenderBackgroundCalled); + } + + @SmallTest + public void testMeasure() { + GLViewMock a = new GLViewMock(); + GLViewMock b = new GLViewMock(); + GLViewMock c = new GLViewMock(); + GLRootMock r = new GLRootMock(); + + a.addComponent(b); + a.addComponent(c); + a.attachToRoot(r); + + assertEquals(0, a.mOnMeasureCalled); + a.measure(100, 200); + assertEquals(1, a.mOnMeasureCalled); + assertEquals(1, b.mOnMeasureCalled); + assertEquals(100, a.mOnMeasureWidthSpec); + assertEquals(200, a.mOnMeasureHeightSpec); + assertEquals(100, b.mOnMeasureWidthSpec); + assertEquals(200, b.mOnMeasureHeightSpec); + assertEquals(100, a.getMeasuredWidth()); + assertEquals(200, b.getMeasuredHeight()); + + // same spec should not trigger onMeasure + a.measure(100, 200); + assertEquals(1, a.mOnMeasureCalled); + + // unless someone requested it, but only those on the path + // to the requester. + b.requestLayout(); + a.measure(100, 200); + assertEquals(2, a.mOnMeasureCalled); + assertEquals(2, b.mOnMeasureCalled); + assertEquals(1, c.mOnMeasureCalled); + } + + class MyGLView extends GLView { + private int mWidth; + int mOnTouchCalled; + int mOnTouchX; + int mOnTouchY; + int mOnTouchAction; + + public MyGLView(int width) { + mWidth = width; + } + + @Override + protected void onLayout(boolean changeSize, int left, int top, + int right, int bottom) { + // layout children from left to right + // call children's layout. + int x = 0; + for (int i = 0, n = getComponentCount(); i < n; ++i) { + GLView item = getComponent(i); + item.measure(0, 0); + int w = item.getMeasuredWidth(); + int h = item.getMeasuredHeight(); + item.layout(x, 0, x + w, h); + x += w; + } + } + + @Override + protected void onMeasure(int widthSpec, int heightSpec) { + setMeasuredSize(mWidth, 100); + } + + @Override + protected boolean onTouch(MotionEvent event) { + mOnTouchCalled++; + mOnTouchX = (int) event.getX(); + mOnTouchY = (int) event.getY(); + mOnTouchAction = event.getAction(); + return true; + } + } + + private MotionEvent NewMotionEvent(int action, int x, int y) { + return MotionEvent.obtain(0, 0, action, x, y, 0); + } + + @SmallTest + public void testTouchEvent() { + // We construct a tree with four nodes. Only the x coordinate is used: + // A = [0..............................300) + // B = [0......100) + // C = [100......200) + // D = [100..150) + + MyGLView a = new MyGLView(300); + MyGLView b = new MyGLView(100); + MyGLView c = new MyGLView(100); + MyGLView d = new MyGLView(50); + GLRoot r = new GLRootStub(); + + a.addComponent(b); + a.addComponent(c); + c.addComponent(d); + a.attachToRoot(r); + a.layout(0, 0, 300, 100); + + int DOWN = MotionEvent.ACTION_DOWN; + int UP = MotionEvent.ACTION_UP; + int MOVE = MotionEvent.ACTION_MOVE; + int CANCEL = MotionEvent.ACTION_CANCEL; + + // simple case + assertEquals(0, a.mOnTouchCalled); + a.dispatchTouchEvent(NewMotionEvent(DOWN, 250, 0)); + assertEquals(DOWN, a.mOnTouchAction); + a.dispatchTouchEvent(NewMotionEvent(UP, 250, 0)); + assertEquals(UP, a.mOnTouchAction); + assertEquals(2, a.mOnTouchCalled); + + // pass to a child, check the location is offseted. + assertEquals(0, c.mOnTouchCalled); + a.dispatchTouchEvent(NewMotionEvent(DOWN, 175, 0)); + a.dispatchTouchEvent(NewMotionEvent(UP, 175, 0)); + assertEquals(75, c.mOnTouchX); + assertEquals(0, c.mOnTouchY); + assertEquals(2, c.mOnTouchCalled); + assertEquals(2, a.mOnTouchCalled); + + // motion target cancel event + assertEquals(0, d.mOnTouchCalled); + a.dispatchTouchEvent(NewMotionEvent(DOWN, 125, 0)); + assertEquals(1, d.mOnTouchCalled); + a.dispatchTouchEvent(NewMotionEvent(MOVE, 250, 0)); + assertEquals(2, d.mOnTouchCalled); + a.dispatchTouchEvent(NewMotionEvent(MOVE, 50, 0)); + assertEquals(3, d.mOnTouchCalled); + a.dispatchTouchEvent(NewMotionEvent(DOWN, 175, 0)); + assertEquals(4, d.mOnTouchCalled); + assertEquals(CANCEL, d.mOnTouchAction); + assertEquals(3, c.mOnTouchCalled); + assertEquals(DOWN, c.mOnTouchAction); + a.dispatchTouchEvent(NewMotionEvent(UP, 175, 0)); + + // motion target is removed + assertEquals(4, d.mOnTouchCalled); + a.dispatchTouchEvent(NewMotionEvent(DOWN, 125, 0)); + assertEquals(5, d.mOnTouchCalled); + a.removeComponent(c); + assertEquals(6, d.mOnTouchCalled); + assertEquals(CANCEL, d.mOnTouchAction); + + // invisible component should not get events + assertEquals(2, a.mOnTouchCalled); + assertEquals(0, b.mOnTouchCalled); + b.setVisibility(GLView.INVISIBLE); + a.dispatchTouchEvent(NewMotionEvent(DOWN, 50, 0)); + assertEquals(3, a.mOnTouchCalled); + assertEquals(0, b.mOnTouchCalled); + } +} |