tests/tests/graphics/src/android/graphics/cts/ShaderTest.java

/*
 * Copyright (C) 2008 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.graphics.cts;

import android.graphics.Bitmap;
import android.graphics.BitmapShader;
import android.graphics.Matrix;
import android.graphics.Shader;
import android.test.AndroidTestCase;
import dalvik.annotation.TestTargets;
import dalvik.annotation.TestTargetNew;
import dalvik.annotation.TestLevel;
import dalvik.annotation.TestTargetClass;

@TestTargetClass(android.graphics.Shader.class)
public class ShaderTest extends AndroidTestCase {
    @TestTargetNew(
        level = TestLevel.COMPLETE,
        method = "Shader",
        args = {}
    )
    public void testConstructor() {
        new Shader();
    }

    @TestTargets({
        @TestTargetNew(
            level = TestLevel.COMPLETE,
            method = "setLocalMatrix",
            args = {android.graphics.Matrix.class}
        ),
        @TestTargetNew(
            level = TestLevel.COMPLETE,
            method = "getLocalMatrix",
            args = {android.graphics.Matrix.class}
        )
    })
    public void testAccessLocalMatrix() {
        int width = 80;
        int height = 120;
        int[] color = new int[width * height];
        Bitmap bitmap = Bitmap.createBitmap(color, width, height, Bitmap.Config.RGB_565);

        Shader shader = new BitmapShader(bitmap, Shader.TileMode.REPEAT, Shader.TileMode.REPEAT);
        Matrix m = new Matrix();

        shader.setLocalMatrix(m);
        assertFalse(shader.getLocalMatrix(m));

        shader.setLocalMatrix(null);
        assertFalse(shader.getLocalMatrix(m));
    }
}