diff options
Diffstat (limited to 'eclipse/plugins/com.android.ide.eclipse.tests/unittests/com/android/ide/eclipse/adt/internal/editors/draw9patch/graphics/GraphicsUtilitiesTest.java')
| -rw-r--r-- | eclipse/plugins/com.android.ide.eclipse.tests/unittests/com/android/ide/eclipse/adt/internal/editors/draw9patch/graphics/GraphicsUtilitiesTest.java | 313 |
1 files changed, 313 insertions, 0 deletions
diff --git a/eclipse/plugins/com.android.ide.eclipse.tests/unittests/com/android/ide/eclipse/adt/internal/editors/draw9patch/graphics/GraphicsUtilitiesTest.java b/eclipse/plugins/com.android.ide.eclipse.tests/unittests/com/android/ide/eclipse/adt/internal/editors/draw9patch/graphics/GraphicsUtilitiesTest.java new file mode 100644 index 000000000..4f00097bc --- /dev/null +++ b/eclipse/plugins/com.android.ide.eclipse.tests/unittests/com/android/ide/eclipse/adt/internal/editors/draw9patch/graphics/GraphicsUtilitiesTest.java @@ -0,0 +1,313 @@ +/* + * Copyright (C) 2013 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.ide.eclipse.adt.internal.editors.draw9patch.graphics; + +import java.util.Arrays; + +import junit.framework.TestCase; + +import org.eclipse.swt.graphics.Image; +import org.eclipse.swt.graphics.ImageData; +import org.eclipse.swt.widgets.Display; + +public class GraphicsUtilitiesTest extends TestCase { + private static final int MASK_ALPHA = 0xFF000000; + + private static final String DIR = "/com/android/ide/eclipse/testdata/draw9patch/"; + + public void testConvertToNinePatchNull() throws Exception { + ImageData result = GraphicsUtilities.convertToNinePatch(null); + assertNull(result); + } + + public void testConvertToNinePatch() throws Exception { + String fileName = DIR + "no-patched.png"; + Image image = new Image(Display.getDefault(), + getClass().getResourceAsStream(fileName)); + ImageData baseData = image.getImageData(); + + ImageData result = GraphicsUtilities.convertToNinePatch(baseData); + + assertEquals(baseData.width + 2, result.width); + assertEquals(baseData.height + 2, result.height); + + // horizontal + for (int x = 0; x < result.width; x++) { + + // top row + assertEquals(0x0, result.getPixel(x, 0) & MASK_ALPHA); + + // bottom row + assertEquals(0x0, result.getPixel(x, result.height - 1) & MASK_ALPHA); + } + + // vertical + for (int y = 0; y < result.height; y++) { + + // left column + assertEquals(0x0, result.getPixel(0, y) & MASK_ALPHA); + + // right column + assertEquals(0x0, result.getPixel(result.width - 1, y) & MASK_ALPHA); + } + } + + public void testClearImageDataNull() throws Exception { + try { + GraphicsUtilities.clearImageData(null); + fail(); + } catch (IllegalArgumentException e) { + } + } + + public void testClearImageData() throws Exception { + String fileName = DIR + "no-patched.png"; + Image image = new Image(Display.getDefault(), + getClass().getResourceAsStream(fileName)); + + ImageData baseData = image.getImageData(); + GraphicsUtilities.clearImageData(baseData); + for (int y = 0; y < baseData.height; y++) { + for (int x = 0; x < baseData.width; x++) { + assertEquals(0x000000, baseData.getPixel(x, y)); + assertEquals(0x00, baseData.getAlpha(x, y)); + } + } + + } + + public void testCopyNull() throws Exception { + ImageData result = GraphicsUtilities.copy(null); + assertNull(result); + } + + public void testCopy() throws Exception { + String fileName = DIR + "no-patched.png"; + Image image = new Image(Display.getDefault(), + getClass().getResourceAsStream(fileName)); + + ImageData baseData = image.getImageData(); + ImageData copiedData = GraphicsUtilities.copy(baseData); + + assertEquals(baseData.width, copiedData.width); + assertEquals(baseData.height, copiedData.height); + assertEquals(baseData.depth, copiedData.depth); + assertEquals(baseData.transparentPixel, copiedData.transparentPixel); + assertEquals(baseData.alpha, copiedData.alpha); + assertTrue(baseData.palette.equals(copiedData.palette)); + + final int[] baseColors = new int[baseData.width]; + final byte[] baseAlpha = new byte[baseData.width]; + + final int[] copiedColors = new int[copiedData.width]; + final byte[] copiedAlpha = new byte[copiedData.width]; + + for (int y = 0; y < baseData.height; y++) { + + baseData.getPixels(0, y, baseData.width, baseColors, 0); + baseData.getPixels(0, y, baseData.width, copiedColors, 0); + assertTrue(Arrays.equals(baseColors, copiedColors)); + + baseData.getAlphas(0, y, baseData.width, baseAlpha, 0); + baseData.getAlphas(0, y, baseData.width, copiedAlpha, 0); + assertTrue(Arrays.equals(baseAlpha, copiedAlpha)); + + } + } + + public void testGetVerticalPixelsIllegalArgument() throws Exception { + String fileName = DIR + "no-patched.png"; + Image image = new Image(Display.getDefault(), + getClass().getResourceAsStream(fileName)); + + ImageData baseData = image.getImageData(); + int[] temp = new int[baseData.width]; + + // data must not be null + try { + GraphicsUtilities.getVerticalPixels(null, 0, 0, 1, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + // out must not be null + try { + GraphicsUtilities.getVerticalPixels(baseData, 0, 0, 1, null); + fail(); + } catch (IllegalArgumentException e) { + } + + // out length must be > height + try { + GraphicsUtilities.getVerticalPixels(baseData, 0, 0, 1, new int[0]); + fail(); + } catch (IllegalArgumentException e) { + } + + // x must be > 0 + try { + GraphicsUtilities.getVerticalPixels(baseData, -1, 0, 1, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + // y must be > 0 + try { + GraphicsUtilities.getVerticalPixels(baseData, 0, -1, 1, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + // height must be >= 0 + try { + GraphicsUtilities.getVerticalPixels(baseData, 0, 0, 0, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + // argument x must be < data.width + try { + GraphicsUtilities.getVerticalPixels(baseData, baseData.width, 0, baseData.height, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + // argument y must be < data.height + try { + GraphicsUtilities + .getVerticalPixels(baseData, 0, baseData.height, baseData.height, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + // argument height must be > (y + data.height) + try { + GraphicsUtilities.getVerticalPixels(baseData, 0, 1, baseData.height, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + } + + public void testGetVerticalPixels() throws Exception { + String fileName = DIR + "no-patched.png"; + Image image = new Image(Display.getDefault(), + getClass().getResourceAsStream(fileName)); + + ImageData baseData = image.getImageData(); + int[] temp = new int[baseData.width]; + + GraphicsUtilities.getVerticalPixels(baseData, 0, 0, baseData.height, temp); + + int height = baseData.height; + for (int y = 0; y < height; y++) { + assertEquals(baseData.getPixel(0, y), temp[y]); + } + } + + public void testGetHorizontalPixelsIllegalArgument() throws Exception { + String fileName = DIR + "no-patched.png"; + Image image = new Image(Display.getDefault(), + getClass().getResourceAsStream(fileName)); + + ImageData baseData = image.getImageData(); + int[] temp = new int[baseData.width]; + + // data must not be null + try { + GraphicsUtilities.getHorizontalPixels(null, 0, 0, 1, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + // out must not be null + try { + GraphicsUtilities.getHorizontalPixels(baseData, 0, 0, 1, null); + fail(); + } catch (IllegalArgumentException e) { + } + + // out length must be > width + try { + GraphicsUtilities.getHorizontalPixels(baseData, 0, 0, 1, new int[0]); + fail(); + } catch (IllegalArgumentException e) { + } + + // x must be > 0 + try { + GraphicsUtilities.getHorizontalPixels(baseData, -1, 0, 1, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + // y must be > 0 + try { + GraphicsUtilities.getHorizontalPixels(baseData, 0, -1, 1, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + // width must be >= 0 + try { + GraphicsUtilities.getHorizontalPixels(baseData, 0, 0, 0, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + // argument x must be < data.width + try { + GraphicsUtilities + .getHorizontalPixels(baseData, baseData.width, 0, baseData.width, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + // argument y must be < data.height + try { + GraphicsUtilities + .getHorizontalPixels(baseData, 0, baseData.height, baseData.width, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + // argument width must be > (x + data.width) + try { + GraphicsUtilities.getHorizontalPixels(baseData, 1, 0, baseData.width, temp); + fail(); + } catch (IllegalArgumentException e) { + } + + } + + public void testGetHorizontalPixels() throws Exception { + String fileName = DIR + "no-patched.png"; + Image image = new Image(Display.getDefault(), + getClass().getResourceAsStream(fileName)); + + ImageData baseData = image.getImageData(); + int[] temp = new int[baseData.width]; + + GraphicsUtilities.getHorizontalPixels(baseData, 0, 0, baseData.width, temp); + + int width = baseData.width; + for (int x = 0; x < width; x++) { + assertEquals(baseData.getPixel(x, 0), temp[x]); + } + } + +} |