| /* |
| * Copyright (C) 2017 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 android.view; |
| |
| import static android.view.DisplayCutout.NO_CUTOUT; |
| import static android.view.DisplayCutout.extractBoundsFromList; |
| import static android.view.DisplayCutout.fromSpec; |
| |
| import static org.hamcrest.Matchers.equalTo; |
| import static org.hamcrest.Matchers.not; |
| import static org.hamcrest.Matchers.sameInstance; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertNotEquals; |
| import static org.junit.Assert.assertThat; |
| import static org.junit.Assert.assertTrue; |
| |
| import android.graphics.Insets; |
| import android.graphics.Rect; |
| import android.os.Parcel; |
| import android.platform.test.annotations.Presubmit; |
| import android.support.test.filters.SmallTest; |
| import android.support.test.runner.AndroidJUnit4; |
| import android.view.DisplayCutout.ParcelableWrapper; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import java.util.Arrays; |
| import java.util.Collections; |
| |
| |
| @RunWith(AndroidJUnit4.class) |
| @SmallTest |
| @Presubmit |
| public class DisplayCutoutTest { |
| |
| private static final Rect ZERO_RECT = new Rect(); |
| |
| /** This is not a consistent cutout. Useful for verifying insets in one go though. */ |
| final DisplayCutout mCutoutNumbers = new DisplayCutout( |
| Insets.of(5, 6, 7, 8) /* safeInsets */, |
| null /* boundLeft */, |
| new Rect(9, 0, 10, 1) /* boundTop */, |
| null /* boundRight */, |
| null /* boundBottom */); |
| |
| final DisplayCutout mCutoutTop = createCutoutTop(); |
| |
| @Test |
| public void testExtractBoundsFromList_left() { |
| Rect safeInsets = new Rect(10, 0, 0, 0); |
| Rect bound = new Rect(0, 80, 10, 120); |
| assertThat(extractBoundsFromList(safeInsets, Collections.singletonList(bound)), |
| equalTo(new Rect[]{bound, ZERO_RECT, ZERO_RECT, ZERO_RECT})); |
| } |
| |
| @Test |
| public void testExtractBoundsFromList_top() { |
| Rect safeInsets = new Rect(0, 10, 0, 0); |
| Rect bound = new Rect(80, 0, 120, 10); |
| assertThat(extractBoundsFromList(safeInsets, Collections.singletonList(bound)), |
| equalTo(new Rect[]{ZERO_RECT, bound, ZERO_RECT, ZERO_RECT})); |
| } |
| |
| @Test |
| public void testExtractBoundsFromList_right() { |
| Rect safeInsets = new Rect(0, 0, 10, 0); |
| Rect bound = new Rect(190, 80, 200, 120); |
| assertThat(extractBoundsFromList(safeInsets, Collections.singletonList(bound)), |
| equalTo(new Rect[]{ZERO_RECT, ZERO_RECT, bound, ZERO_RECT})); |
| } |
| |
| @Test |
| public void testExtractBoundsFromList_bottom() { |
| Rect safeInsets = new Rect(0, 0, 0, 10); |
| Rect bound = new Rect(80, 190, 120, 200); |
| assertThat(extractBoundsFromList(safeInsets, Collections.singletonList(bound)), |
| equalTo(new Rect[]{ZERO_RECT, ZERO_RECT, ZERO_RECT, bound})); |
| } |
| |
| @Test |
| public void testExtractBoundsFromList_top_and_bottom() { |
| Rect safeInsets = new Rect(0, 1, 0, 10); |
| Rect boundTop = new Rect(80, 0, 120, 10); |
| Rect boundBottom = new Rect(80, 190, 120, 200); |
| assertThat(extractBoundsFromList(safeInsets, |
| Arrays.asList(new Rect[]{boundTop, boundBottom})), |
| equalTo(new Rect[]{ZERO_RECT, boundTop, ZERO_RECT, boundBottom})); |
| } |
| |
| @Test |
| public void testExtractBoundsFromList_nullBoundingRects() { |
| Rect safeInsets = new Rect(0, 0, 0, 0); |
| assertThat(extractBoundsFromList(safeInsets, null /* boundingRects */), |
| equalTo(new Rect[]{ZERO_RECT, ZERO_RECT, ZERO_RECT, ZERO_RECT})); |
| } |
| |
| @Test |
| public void testExtractBoundsFromList_nullSafeInsets() { |
| assertThat(extractBoundsFromList(null /* safeInsets */, Collections.emptyList()), |
| equalTo(new Rect[]{ZERO_RECT, ZERO_RECT, ZERO_RECT, ZERO_RECT})); |
| } |
| |
| @Test |
| public void hasCutout() throws Exception { |
| assertTrue(NO_CUTOUT.isEmpty()); |
| assertFalse(mCutoutTop.isEmpty()); |
| } |
| |
| @Test |
| public void testGetSafeInsets() throws Exception { |
| assertEquals(5, mCutoutNumbers.getSafeInsetLeft()); |
| assertEquals(6, mCutoutNumbers.getSafeInsetTop()); |
| assertEquals(7, mCutoutNumbers.getSafeInsetRight()); |
| assertEquals(8, mCutoutNumbers.getSafeInsetBottom()); |
| |
| assertEquals(new Rect(5, 6, 7, 8), mCutoutNumbers.getSafeInsets()); |
| } |
| |
| @Test |
| public void testHashCode() throws Exception { |
| assertEquals(mCutoutTop.hashCode(), createCutoutTop().hashCode()); |
| assertNotEquals(mCutoutTop.hashCode(), mCutoutNumbers.hashCode()); |
| } |
| |
| @Test |
| public void testEquals() throws Exception { |
| assertEquals(mCutoutTop, createCutoutTop()); |
| assertNotEquals(mCutoutTop, mCutoutNumbers); |
| } |
| |
| @Test |
| public void testToString() throws Exception { |
| assertFalse(mCutoutTop.toString().isEmpty()); |
| assertFalse(mCutoutNumbers.toString().isEmpty()); |
| } |
| |
| @Test |
| public void inset_immutable() throws Exception { |
| DisplayCutout cutout = mCutoutTop.inset(1, 2, 3, 4); |
| |
| assertEquals("original instance must not be mutated", createCutoutTop(), mCutoutTop); |
| } |
| |
| @Test |
| public void inset_insets_withLeftCutout() throws Exception { |
| DisplayCutout cutout = createCutoutWithInsets(100, 0, 0, 0).inset(1, 2, 3, 4); |
| |
| assertEquals(99, cutout.getSafeInsetLeft()); |
| assertEquals(0, cutout.getSafeInsetTop()); |
| assertEquals(0, cutout.getSafeInsetRight()); |
| assertEquals(0, cutout.getSafeInsetBottom()); |
| } |
| |
| @Test |
| public void inset_insets_withTopCutout() throws Exception { |
| DisplayCutout cutout = mCutoutTop.inset(1, 2, 3, 4); |
| |
| assertEquals(0, cutout.getSafeInsetLeft()); |
| assertEquals(98, cutout.getSafeInsetTop()); |
| assertEquals(0, cutout.getSafeInsetRight()); |
| assertEquals(0, cutout.getSafeInsetBottom()); |
| } |
| |
| @Test |
| public void inset_insets_withRightCutout() throws Exception { |
| DisplayCutout cutout = createCutoutWithInsets(0, 0, 100, 0).inset(1, 2, 3, 4); |
| |
| assertEquals(0, cutout.getSafeInsetLeft()); |
| assertEquals(0, cutout.getSafeInsetTop()); |
| assertEquals(97, cutout.getSafeInsetRight()); |
| assertEquals(0, cutout.getSafeInsetBottom()); |
| } |
| |
| @Test |
| public void inset_insets_withBottomCutout() throws Exception { |
| DisplayCutout cutout = createCutoutWithInsets(0, 0, 0, 100).inset(1, 2, 3, 4); |
| |
| assertEquals(cutout.getSafeInsetLeft(), 0); |
| assertEquals(cutout.getSafeInsetTop(), 0); |
| assertEquals(cutout.getSafeInsetRight(), 0); |
| assertEquals(cutout.getSafeInsetBottom(), 96); |
| } |
| |
| @Test |
| public void inset_insets_consumeInset() throws Exception { |
| DisplayCutout cutout = mCutoutTop.inset(0, 1000, 0, 0); |
| |
| assertEquals(cutout.getSafeInsetLeft(), 0); |
| assertEquals(cutout.getSafeInsetTop(), 0); |
| assertEquals(cutout.getSafeInsetRight(), 0); |
| assertEquals(cutout.getSafeInsetBottom(), 0); |
| |
| assertTrue(cutout.isEmpty()); |
| } |
| |
| @Test |
| public void inset_bounds() throws Exception { |
| DisplayCutout cutout = mCutoutTop.inset(1, 2, 3, 4); |
| assertThat(cutout.getBoundingRectsAll(), equalTo( |
| new Rect[]{ ZERO_RECT, new Rect(49, -2, 74, 98), ZERO_RECT, ZERO_RECT })); |
| } |
| |
| |
| // TODO: Deprecate fromBoundingRect. |
| /* |
| @Test |
| public void fromBoundingPolygon() throws Exception { |
| assertEquals( |
| new Rect(50, 0, 75, 100), |
| DisplayCutout.fromBoundingRect(50, 0, 75, 100).getBounds().getBounds()); |
| } |
| */ |
| |
| @Test |
| public void parcel_unparcel_regular() { |
| Parcel p = Parcel.obtain(); |
| |
| new ParcelableWrapper(mCutoutTop).writeToParcel(p, 0); |
| int posAfterWrite = p.dataPosition(); |
| |
| p.setDataPosition(0); |
| |
| assertEquals(mCutoutTop, ParcelableWrapper.CREATOR.createFromParcel(p).get()); |
| assertEquals(posAfterWrite, p.dataPosition()); |
| } |
| |
| @Test |
| public void parcel_unparcel_withFrame() { |
| Parcel p = Parcel.obtain(); |
| |
| new ParcelableWrapper(mCutoutNumbers).writeToParcel(p, 0); |
| int posAfterWrite = p.dataPosition(); |
| |
| p.setDataPosition(0); |
| |
| assertEquals(mCutoutNumbers, ParcelableWrapper.CREATOR.createFromParcel(p).get()); |
| assertEquals(posAfterWrite, p.dataPosition()); |
| } |
| |
| @Test |
| public void fromSpec_caches() { |
| DisplayCutout cached = fromSpec("L1,0 L1,1 L0,1 z", 200, 400, 1f); |
| assertThat(fromSpec("L1,0 L1,1 L0,1 z", 200, 400, 1f), sameInstance(cached)); |
| } |
| |
| @Test |
| public void fromSpec_wontCacheIfSpecChanges() { |
| DisplayCutout cached = fromSpec("L1,0 L1000,1000 L0,1 z", 200, 400, 1f); |
| assertThat(fromSpec("L1,0 L1,1 L0,1 z", 200, 400, 1f), not(sameInstance(cached))); |
| } |
| |
| @Test |
| public void fromSpec_wontCacheIfScreenWidthChanges() { |
| DisplayCutout cached = fromSpec("L1,0 L1,1 L0,1 z", 2000, 400, 1f); |
| assertThat(fromSpec("L1,0 L1,1 L0,1 z", 200, 400, 1f), not(sameInstance(cached))); |
| } |
| |
| @Test |
| public void fromSpec_wontCacheIfScreenHeightChanges() { |
| DisplayCutout cached = fromSpec("L1,0 L1,1 L0,1 z", 200, 4000, 1f); |
| assertThat(fromSpec("L1,0 L1,1 L0,1 z", 200, 400, 1f), not(sameInstance(cached))); |
| } |
| |
| @Test |
| public void fromSpec_wontCacheIfDensityChanges() { |
| DisplayCutout cached = fromSpec("L1,0 L1,1 L0,1 z", 200, 400, 2f); |
| assertThat(fromSpec("L1,0 L1,1 L0,1 z", 200, 400, 1f), not(sameInstance(cached))); |
| } |
| |
| @Test |
| public void fromSpec_setsSafeInsets_top() { |
| DisplayCutout cutout = fromSpec("M -50,0 v 20 h 100 v -20 z", 200, 400, 2f); |
| assertThat(cutout.getSafeInsets(), equalTo(new Rect(0, 20, 0, 0))); |
| } |
| |
| @Test |
| public void fromSpec_setsSafeInsets_top_and_bottom() { |
| DisplayCutout cutout = fromSpec("M -50,0 v 20 h 100 v -20 z" |
| + "@bottom M -50,0 v -10,0 h 100 v 20 z", 200, 400, 2f); |
| assertThat(cutout.getSafeInsets(), equalTo(new Rect(0, 20, 0, 10))); |
| assertThat(cutout.getBoundingRectsAll(), equalTo(new Rect[]{ |
| ZERO_RECT, new Rect(50, 0, 150, 20), |
| ZERO_RECT, new Rect(50, 390, 150, 410) |
| })); |
| } |
| |
| @Test |
| public void parcel_unparcel_nocutout() { |
| Parcel p = Parcel.obtain(); |
| |
| new ParcelableWrapper(NO_CUTOUT).writeToParcel(p, 0); |
| int posAfterWrite = p.dataPosition(); |
| |
| p.setDataPosition(0); |
| |
| assertEquals(NO_CUTOUT, ParcelableWrapper.CREATOR.createFromParcel(p).get()); |
| assertEquals(posAfterWrite, p.dataPosition()); |
| } |
| |
| @Test |
| public void parcel_unparcel_inplace() { |
| Parcel p = Parcel.obtain(); |
| |
| new ParcelableWrapper(mCutoutTop).writeToParcel(p, 0); |
| int posAfterWrite = p.dataPosition(); |
| |
| p.setDataPosition(0); |
| |
| ParcelableWrapper wrapper = new ParcelableWrapper(); |
| wrapper.readFromParcel(p); |
| |
| assertEquals(mCutoutTop, wrapper.get()); |
| assertEquals(posAfterWrite, p.dataPosition()); |
| } |
| |
| @Test |
| public void wrapper_hashcode() throws Exception { |
| assertEquals(new ParcelableWrapper(mCutoutTop).hashCode(), |
| new ParcelableWrapper(createCutoutTop()).hashCode()); |
| assertNotEquals(new ParcelableWrapper(mCutoutTop).hashCode(), |
| new ParcelableWrapper(mCutoutNumbers).hashCode()); |
| } |
| |
| @Test |
| public void wrapper_equals() throws Exception { |
| assertEquals(new ParcelableWrapper(mCutoutTop), new ParcelableWrapper(createCutoutTop())); |
| assertNotEquals(new ParcelableWrapper(mCutoutTop), new ParcelableWrapper(mCutoutNumbers)); |
| } |
| |
| private static DisplayCutout createCutoutTop() { |
| return createCutoutWithInsets(0, 100, 0, 0); |
| } |
| |
| private static DisplayCutout createCutoutWithInsets(int left, int top, int right, int bottom) { |
| Insets safeInset = Insets.of(left, top, right, bottom); |
| Rect boundTop = new Rect(50, 0, 75, 100); |
| return new DisplayCutout( |
| safeInset, null /* boundLeft */, boundTop, null /* boundRight */, |
| null /* boundBottom */); |
| } |
| } |
