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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 package org.chromium.shape_detection; |
| 6 |
| 7 import static org.junit.Assert.assertNull; |
| 8 |
| 9 import org.junit.Before; |
| 10 import org.junit.Test; |
| 11 import org.junit.runner.RunWith; |
| 12 import org.mockito.Mockito; |
| 13 import org.mockito.MockitoAnnotations; |
| 14 import org.robolectric.annotation.Config; |
| 15 import org.robolectric.shadows.ShadowLog; |
| 16 |
| 17 import org.chromium.base.test.util.Feature; |
| 18 import org.chromium.mojo.system.SharedBufferHandle; |
| 19 import org.chromium.mojo.system.SharedBufferHandle.MapFlags; |
| 20 import org.chromium.testing.local.LocalRobolectricTestRunner; |
| 21 |
| 22 import java.nio.ByteBuffer; |
| 23 |
| 24 /** |
| 25 * Test suite for conversion-to-Frame utils. |
| 26 */ |
| 27 @RunWith(LocalRobolectricTestRunner.class) |
| 28 @Config(manifest = Config.NONE) |
| 29 public class SharedBufferUtilsTest { |
| 30 private static final int VALID_WIDTH = 1; |
| 31 private static final int VALID_HEIGHT = 1; |
| 32 private static final int INVALID_WIDTH = 0; |
| 33 private static final long NUM_BYTES = VALID_WIDTH * VALID_HEIGHT * 4; |
| 34 |
| 35 public SharedBufferUtilsTest() {} |
| 36 |
| 37 @Before |
| 38 public void setUp() { |
| 39 ShadowLog.stream = System.out; |
| 40 MockitoAnnotations.initMocks(this); |
| 41 } |
| 42 |
| 43 /** |
| 44 * Verify conversion fails if the SharedBufferHandle is invalid. |
| 45 */ |
| 46 @Test |
| 47 @Feature({"ShapeDetection"}) |
| 48 public void testConversionFailsWithInvalidHandle() { |
| 49 SharedBufferHandle handle = Mockito.mock(SharedBufferHandle.class); |
| 50 Mockito.when(handle.isValid()).thenReturn(false); |
| 51 |
| 52 assertNull(SharedBufferUtils.convertToFrame(handle, VALID_WIDTH, VALID_H
EIGHT)); |
| 53 } |
| 54 |
| 55 /** |
| 56 * Verify conversion fails if the sent dimensions are ugly. |
| 57 */ |
| 58 @Test |
| 59 @Feature({"ShapeDetection"}) |
| 60 public void testConversionFailsWithInvalidDimensions() { |
| 61 SharedBufferHandle handle = Mockito.mock(SharedBufferHandle.class); |
| 62 Mockito.when(handle.isValid()).thenReturn(true); |
| 63 |
| 64 assertNull(SharedBufferUtils.convertToFrame(handle, INVALID_WIDTH, VALID
_HEIGHT)); |
| 65 } |
| 66 |
| 67 /** |
| 68 * Verify conversion fails if SharedBufferHandle fails to map(). |
| 69 */ |
| 70 @Test |
| 71 @Feature({"ShapeDetection"}) |
| 72 public void testConversionFailsWithWronglyMappedBuffer() { |
| 73 SharedBufferHandle handle = Mockito.mock(SharedBufferHandle.class); |
| 74 Mockito.when(handle.isValid()).thenReturn(true); |
| 75 Mockito.when(handle.map(Mockito.eq(0L), Mockito.eq(NUM_BYTES), Mockito.a
ny(MapFlags.class))) |
| 76 .thenReturn(ByteBuffer.allocate(0)); |
| 77 |
| 78 assertNull(SharedBufferUtils.convertToFrame(handle, VALID_WIDTH, VALID_H
EIGHT)); |
| 79 } |
| 80 } |
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