| /* |
| * Copyright (C) 2015 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.accessibility.cts; |
| |
| import android.app.UiAutomation; |
| import android.os.ParcelFileDescriptor; |
| import android.test.InstrumentationTestCase; |
| import android.view.accessibility.CaptioningManager; |
| import android.view.accessibility.CaptioningManager.CaptionStyle; |
| import android.view.accessibility.CaptioningManager.CaptioningChangeListener; |
| |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.Locale; |
| |
| /** |
| * Tests whether the CaptioningManager APIs are functional. |
| */ |
| public class CaptioningManagerTest extends InstrumentationTestCase { |
| private CaptioningManager mManager; |
| private UiAutomation mUiAutomation; |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| |
| mManager = getInstrumentation().getTargetContext().getSystemService( |
| CaptioningManager.class); |
| |
| assertNotNull("Obtained captioning manager", mManager); |
| |
| mUiAutomation = getInstrumentation().getUiAutomation(); |
| } |
| |
| /** |
| * Tests whether a client can observe changes in caption properties. |
| */ |
| public void testChangeListener() { |
| putSecureSetting("accessibility_captioning_enabled","0"); |
| putSecureSetting("accessibility_captioning_preset", "1"); |
| putSecureSetting("accessibility_captioning_locale", "en_US"); |
| putSecureSetting("accessibility_captioning_font_scale", "1.0"); |
| |
| MockCaptioningChangeListener listener = new MockCaptioningChangeListener(); |
| mManager.addCaptioningChangeListener(listener); |
| |
| putSecureSetting("accessibility_captioning_enabled", "1"); |
| assertTrue("Observed enabled change", listener.wasEnabledChangedCalled); |
| |
| putSecureSetting("accessibility_captioning_preset", "-1"); |
| assertTrue("Observed user style change", listener.wasUserStyleChangedCalled); |
| |
| putSecureSetting("accessibility_captioning_locale", "ja_JP"); |
| assertTrue("Observed locale change", listener.wasLocaleChangedCalled); |
| |
| putSecureSetting("accessibility_captioning_font_scale", "2.0"); |
| assertTrue("Observed font scale change", listener.wasFontScaleChangedCalled); |
| |
| mManager.removeCaptioningChangeListener(listener); |
| |
| listener.reset(); |
| |
| putSecureSetting("accessibility_captioning_enabled","0"); |
| assertFalse("Did not observe enabled change", listener.wasEnabledChangedCalled); |
| |
| try { |
| mManager.removeCaptioningChangeListener(listener); |
| } catch (Exception e) { |
| throw new AssertionError("Fails silently when removing listener twice", e); |
| } |
| } |
| |
| public void testProperties() { |
| putSecureSetting("accessibility_captioning_font_scale", "2.0"); |
| putSecureSetting("accessibility_captioning_locale", "ja_JP"); |
| putSecureSetting("accessibility_captioning_enabled", "1"); |
| |
| assertEquals("Test runner set font scale to 2.0", 2.0f, mManager.getFontScale()); |
| assertEquals("Test runner set locale to Japanese", Locale.JAPAN, mManager.getLocale()); |
| assertEquals("Test runner set enabled to true", true, mManager.isEnabled()); |
| } |
| |
| public void testUserStyle() { |
| putSecureSetting("accessibility_captioning_preset", "-1"); |
| putSecureSetting("accessibility_captioning_foreground_color", "511"); |
| putSecureSetting("accessibility_captioning_background_color", "511"); |
| putSecureSetting("accessibility_captioning_window_color", "511"); |
| putSecureSetting("accessibility_captioning_edge_color", "511"); |
| putSecureSetting("accessibility_captioning_edge_type", "-1"); |
| deleteSecureSetting("accessibility_captioning_typeface"); |
| |
| CaptionStyle userStyle = mManager.getUserStyle(); |
| assertNotNull("Default user style is not null", userStyle); |
| assertFalse("Default user style has no edge type", userStyle.hasEdgeType()); |
| assertFalse("Default user style has no edge color", userStyle.hasEdgeColor()); |
| assertFalse("Default user style has no foreground color", userStyle.hasForegroundColor()); |
| assertFalse("Default user style has no background color", userStyle.hasBackgroundColor()); |
| assertFalse("Default user style has no window color", userStyle.hasWindowColor()); |
| assertNull("Default user style has no typeface", userStyle.getTypeface()); |
| } |
| |
| private void deleteSecureSetting(String name) { |
| execShellCommand("settings delete secure " + name); |
| } |
| |
| private void putSecureSetting(String name, String value) { |
| execShellCommand("settings put secure " + name + " " + value); |
| } |
| |
| private void execShellCommand(String cmd) { |
| ParcelFileDescriptor pfd = mUiAutomation.executeShellCommand(cmd); |
| InputStream is = new FileInputStream(pfd.getFileDescriptor()); |
| try { |
| final byte[] buffer = new byte[8192]; |
| while ((is.read(buffer)) != -1); |
| } catch (IOException e) { |
| throw new RuntimeException("Failed to exec: " + cmd); |
| } |
| } |
| |
| private static class MockCaptioningChangeListener extends CaptioningChangeListener { |
| boolean wasEnabledChangedCalled = false; |
| boolean wasUserStyleChangedCalled = false; |
| boolean wasLocaleChangedCalled = false; |
| boolean wasFontScaleChangedCalled = false; |
| |
| @Override |
| public void onEnabledChanged(boolean enabled) { |
| super.onEnabledChanged(enabled); |
| wasEnabledChangedCalled = true; |
| } |
| |
| @Override |
| public void onUserStyleChanged(CaptionStyle userStyle) { |
| super.onUserStyleChanged(userStyle); |
| wasUserStyleChangedCalled = true; |
| } |
| |
| @Override |
| public void onLocaleChanged(Locale locale) { |
| super.onLocaleChanged(locale); |
| wasLocaleChangedCalled = true; |
| } |
| |
| @Override |
| public void onFontScaleChanged(float fontScale) { |
| super.onFontScaleChanged(fontScale); |
| wasFontScaleChangedCalled = true; |
| } |
| |
| public void reset() { |
| wasEnabledChangedCalled = false; |
| wasUserStyleChangedCalled = false; |
| wasLocaleChangedCalled = false; |
| wasFontScaleChangedCalled = false; |
| } |
| } |
| } |