| 1 | // Copyright (c) 2012 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.android_webview.test; |
| 6 | |
| 7 | import android.app.Activity; |
| 8 | import android.content.pm.ActivityInfo; |
| 9 | import android.test.suitebuilder.annotation.SmallTest; |
| 10 | import android.view.View; |
| 11 | import android.view.ViewConfiguration; |
| 12 | |
| 13 | import org.chromium.android_webview.AwContents; |
| 14 | import org.chromium.android_webview.AwSettings; |
| 15 | import org.chromium.base.ThreadUtils; |
| 16 | import org.chromium.base.test.util.DisabledTest; |
| 17 | import org.chromium.base.test.util.Feature; |
| 18 | import org.chromium.content.browser.test.util.Criteria; |
| 19 | import org.chromium.content.browser.test.util.CriteriaHelper; |
| 20 | |
| 21 | import java.util.concurrent.Callable; |
| 22 | |
| 23 | /** |
| 24 | * A test suite for zooming-related methods and settings. |
| 25 | */ |
| 26 | public class AwZoomTest extends AwTestBase { |
| 27 | private static final long TEST_TIMEOUT_MS = 20000L; |
| 28 | private static final int CHECK_INTERVAL_MS = 100; |
| 29 | |
| 30 | private TestAwContentsClient mContentsClient; |
| 31 | private AwContents mAwContents; |
| 32 | |
| 33 | @Override |
| 34 | public void setUp() throws Exception { |
| 35 | super.setUp(); |
| 36 | mContentsClient = new TestAwContentsClient(); |
| 37 | final AwTestContainerView testContainerView = |
| 38 | createAwTestContainerViewOnMainSync(mContentsClient); |
| 39 | mAwContents = testContainerView.getAwContents(); |
| 40 | } |
| 41 | |
| 42 | private String getZoomableHtml() { |
| 43 | return "<html><head><meta name=\"viewport\" content=\"" + |
| 44 | "width=device-width, minimum-scale=0.5, maximum-scale=2.0, initial-scale=0.5" + |
| 45 | "\"/></head><body>Zoomable</body></html>"; |
| 46 | } |
| 47 | |
| 48 | private String getNonZoomableHtml() { |
| 49 | // This page can't be zoomed because its viewport fully occupies |
| 50 | // view area and is explicitly made non user-scalable. |
| 51 | return "<html><head>" + |
| 52 | "<meta name=\"viewport\" " + |
| 53 | "content=\"width=device-width,height=device-height," + |
| 54 | "initial-scale=1,maximum-scale=1,user-scalable=no\">" + |
| 55 | "</head><body>Non-zoomable</body></html>"; |
| 56 | } |
| 57 | |
| 58 | private boolean isMultiTouchZoomSupportedOnUiThread() throws Throwable { |
| 59 | return runTestOnUiThreadAndGetResult(new Callable<Boolean>() { |
| 60 | @Override |
| 61 | public Boolean call() throws Exception { |
| 62 | return mAwContents.isMultiTouchZoomSupported(); |
| 63 | } |
| 64 | }); |
| 65 | } |
| 66 | |
| 67 | private int getVisibilityOnUiThread(final View view) throws Throwable { |
| 68 | return runTestOnUiThreadAndGetResult(new Callable<Integer>() { |
| 69 | @Override |
| 70 | public Integer call() throws Exception { |
| 71 | return view.getVisibility(); |
| 72 | } |
| 73 | }); |
| 74 | } |
| 75 | |
| 76 | private boolean canZoomInOnUiThread() throws Throwable { |
| 77 | return runTestOnUiThreadAndGetResult(new Callable<Boolean>() { |
| 78 | @Override |
| 79 | public Boolean call() throws Exception { |
| 80 | return mAwContents.canZoomIn(); |
| 81 | } |
| 82 | }); |
| 83 | } |
| 84 | |
| 85 | private boolean canZoomOutOnUiThread() throws Throwable { |
| 86 | return runTestOnUiThreadAndGetResult(new Callable<Boolean>() { |
| 87 | @Override |
| 88 | public Boolean call() throws Exception { |
| 89 | return mAwContents.canZoomOut(); |
| 90 | } |
| 91 | }); |
| 92 | } |
| 93 | |
| 94 | private float getScaleOnUiThread() throws Throwable { |
| 95 | return runTestOnUiThreadAndGetResult(new Callable<Float>() { |
| 96 | @Override |
| 97 | public Float call() throws Exception { |
| 98 | return mAwContents.getScale(); |
| 99 | } |
| 100 | }); |
| 101 | } |
| 102 | |
| 103 | private View getZoomControlsOnUiThread() throws Throwable { |
| 104 | return runTestOnUiThreadAndGetResult(new Callable<View>() { |
| 105 | @Override |
| 106 | public View call() throws Exception { |
| 107 | return mAwContents.getZoomControlsForTest(); |
| 108 | } |
| 109 | }); |
| 110 | } |
| 111 | |
| 112 | private void invokeZoomPickerOnUiThread() throws Throwable { |
| 113 | ThreadUtils.runOnUiThreadBlocking(new Runnable() { |
| 114 | @Override |
| 115 | public void run() { |
| 116 | mAwContents.invokeZoomPicker(); |
| 117 | } |
| 118 | }); |
| 119 | } |
| 120 | |
| 121 | private boolean zoomInOnUiThreadAndWait() throws Throwable { |
| 122 | final float previousScale = getScaleOnUiThread(); |
| 123 | if (!runTestOnUiThreadAndGetResult(new Callable<Boolean>() { |
| 124 | @Override |
| 125 | public Boolean call() throws Exception { |
| 126 | return mAwContents.zoomIn(); |
| 127 | } |
| 128 | })) |
| 129 | return false; |
| 130 | // The zoom level is updated asynchronously. |
| 131 | return waitForScaleChange(previousScale); |
| 132 | } |
| 133 | |
| 134 | private boolean zoomOutOnUiThreadAndWait() throws Throwable { |
| 135 | final float previousScale = getScaleOnUiThread(); |
| 136 | if (!runTestOnUiThreadAndGetResult(new Callable<Boolean>() { |
| 137 | @Override |
| 138 | public Boolean call() throws Exception { |
| 139 | return mAwContents.zoomOut(); |
| 140 | } |
| 141 | })) |
| 142 | return false; |
| 143 | // The zoom level is updated asynchronously. |
| 144 | return waitForScaleChange(previousScale); |
| 145 | } |
| 146 | |
| 147 | private boolean waitForScaleChange(final float previousScale) throws Throwable { |
| 148 | return CriteriaHelper.pollForCriteria(new Criteria() { |
| 149 | @Override |
| 150 | public boolean isSatisfied() { |
| 151 | try { |
| 152 | return previousScale != getScaleOnUiThread(); |
| 153 | } catch (Throwable t) { |
| 154 | t.printStackTrace(); |
| 155 | fail("Failed to getScaleOnUiThread: " + t.toString()); |
| 156 | return false; |
| 157 | } |
| 158 | } |
| 159 | }, TEST_TIMEOUT_MS, CHECK_INTERVAL_MS); |
| 160 | } |
| 161 | |
| 162 | private boolean waitUntilCanNotZoom() throws Throwable { |
| 163 | return CriteriaHelper.pollForCriteria(new Criteria() { |
| 164 | @Override |
| 165 | public boolean isSatisfied() { |
| 166 | try { |
| 167 | return !canZoomInOnUiThread() && !canZoomOutOnUiThread(); |
| 168 | } catch (Throwable t) { |
| 169 | t.printStackTrace(); |
| 170 | fail("Failed to query canZoomIn/Out: " + t.toString()); |
| 171 | return false; |
| 172 | } |
| 173 | } |
| 174 | }, TEST_TIMEOUT_MS, CHECK_INTERVAL_MS); |
| 175 | } |
| 176 | |
| 177 | private void runMagnificationTest(boolean supportZoom) throws Throwable { |
| 178 | int onScaleChangedCallCount = mContentsClient.getOnScaleChangedHelper().getCallCount(); |
| 179 | loadDataSync(mAwContents, mContentsClient.getOnPageFinishedHelper(), |
| 180 | getZoomableHtml(), "text/html", false); |
| 181 | mContentsClient.getOnScaleChangedHelper().waitForCallback(onScaleChangedCallCount); |
| 182 | getAwSettingsOnUiThread(mAwContents).setSupportZoom(supportZoom); |
| 183 | assertTrue("Should be able to zoom in", canZoomInOnUiThread()); |
| 184 | assertFalse("Should not be able to zoom out", canZoomOutOnUiThread()); |
| 185 | |
| 186 | while (canZoomInOnUiThread()) { |
| 187 | assertTrue(zoomInOnUiThreadAndWait()); |
| 188 | } |
| 189 | assertTrue("Should be able to zoom out", canZoomOutOnUiThread()); |
| 190 | |
| 191 | while (canZoomOutOnUiThread()) { |
| 192 | assertTrue(zoomOutOnUiThreadAndWait()); |
| 193 | } |
| 194 | assertTrue("Should be able to zoom in", canZoomInOnUiThread()); |
| 195 | } |
| 196 | |
| 197 | /* |
| 198 | @SmallTest |
| 199 | @Feature({"AndroidWebView"}) |
| 200 | http://crbug.com/239144 |
| 201 | */ |
| 202 | @DisabledTest |
| 203 | public void testMagnification() throws Throwable { |
| 204 | runMagnificationTest(true); |
| 205 | } |
| 206 | |
| 207 | // According to Android CTS test, zoomIn/Out must work |
| 208 | // even if supportZoom is turned off. |
| 209 | /* |
| 210 | @SmallTest |
| 211 | @Feature({"AndroidWebView"}) |
| 212 | http://crbug.com/239144 |
| 213 | */ |
| 214 | @DisabledTest |
| 215 | public void testMagnificationWithZoomSupportOff() throws Throwable { |
| 216 | runMagnificationTest(false); |
| 217 | } |
| 218 | |
| 219 | @SmallTest |
| 220 | @Feature({"AndroidWebView"}) |
| 221 | public void testZoomUsingMultiTouch() throws Throwable { |
| 222 | AwSettings webSettings = getAwSettingsOnUiThread(mAwContents); |
| 223 | loadDataSync(mAwContents, mContentsClient.getOnPageFinishedHelper(), |
| 224 | getZoomableHtml(), "text/html", false); |
| 225 | |
| 226 | assertTrue(webSettings.supportZoom()); |
| 227 | assertFalse(webSettings.getBuiltInZoomControls()); |
| 228 | assertFalse(isMultiTouchZoomSupportedOnUiThread()); |
| 229 | |
| 230 | webSettings.setBuiltInZoomControls(true); |
| 231 | assertTrue(isMultiTouchZoomSupportedOnUiThread()); |
| 232 | |
| 233 | webSettings.setSupportZoom(false); |
| 234 | assertFalse(isMultiTouchZoomSupportedOnUiThread()); |
| 235 | } |
| 236 | |
| 237 | /* |
| 238 | @SmallTest |
| 239 | @Feature({"AndroidWebView"}) |
| 240 | http://crbug.com/239144 |
| 241 | */ |
| 242 | @DisabledTest |
| 243 | public void testZoomControls() throws Throwable { |
| 244 | AwSettings webSettings = getAwSettingsOnUiThread(mAwContents); |
| 245 | int onScaleChangedCallCount = mContentsClient.getOnScaleChangedHelper().getCallCount(); |
| 246 | loadDataSync(mAwContents, mContentsClient.getOnPageFinishedHelper(), |
| 247 | getZoomableHtml(), "text/html", false); |
| 248 | mContentsClient.getOnScaleChangedHelper().waitForCallback(onScaleChangedCallCount); |
| 249 | // It must be possible to zoom in (or zoom out) for zoom controls to be shown |
| 250 | assertTrue("Should be able to zoom in", canZoomInOnUiThread()); |
| 251 | |
| 252 | assertTrue(webSettings.supportZoom()); |
| 253 | webSettings.setBuiltInZoomControls(true); |
| 254 | webSettings.setDisplayZoomControls(false); |
| 255 | |
| 256 | // With DisplayZoomControls set to false, attempts to display zoom |
| 257 | // controls must be ignored. |
| 258 | assertNull(getZoomControlsOnUiThread()); |
| 259 | invokeZoomPickerOnUiThread(); |
| 260 | assertNull(getZoomControlsOnUiThread()); |
| 261 | |
| 262 | webSettings.setDisplayZoomControls(true); |
| 263 | assertNull(getZoomControlsOnUiThread()); |
| 264 | invokeZoomPickerOnUiThread(); |
| 265 | View zoomControls = getZoomControlsOnUiThread(); |
| 266 | assertEquals(View.VISIBLE, getVisibilityOnUiThread(zoomControls)); |
| 267 | } |
| 268 | |
| 269 | @SmallTest |
| 270 | @Feature({"AndroidWebView"}) |
| 271 | public void testZoomControlsOnNonZoomableContent() throws Throwable { |
| 272 | AwSettings webSettings = getAwSettingsOnUiThread(mAwContents); |
| 273 | loadDataSync(mAwContents, mContentsClient.getOnPageFinishedHelper(), |
| 274 | getNonZoomableHtml(), "text/html", false); |
| 275 | |
| 276 | // ContentView must update itself according to the viewport setup. |
| 277 | waitUntilCanNotZoom(); |
| 278 | |
| 279 | assertTrue(webSettings.supportZoom()); |
| 280 | webSettings.setBuiltInZoomControls(true); |
| 281 | webSettings.setDisplayZoomControls(true); |
| 282 | assertNull(getZoomControlsOnUiThread()); |
| 283 | invokeZoomPickerOnUiThread(); |
| 284 | View zoomControls = getZoomControlsOnUiThread(); |
| 285 | assertEquals(View.GONE, getVisibilityOnUiThread(zoomControls)); |
| 286 | } |
| 287 | |
| 288 | @SmallTest |
| 289 | @Feature({"AndroidWebView"}) |
| 290 | public void testZoomControlsOnOrientationChange() throws Throwable { |
| 291 | AwSettings webSettings = getAwSettingsOnUiThread(mAwContents); |
| 292 | loadDataSync(mAwContents, mContentsClient.getOnPageFinishedHelper(), |
| 293 | getZoomableHtml(), "text/html", false); |
| 294 | |
| 295 | assertTrue(webSettings.supportZoom()); |
| 296 | webSettings.setBuiltInZoomControls(true); |
| 297 | webSettings.setDisplayZoomControls(true); |
| 298 | invokeZoomPickerOnUiThread(); |
| 299 | |
| 300 | // Now force an orientation change, and try to display the zoom picker |
| 301 | // again. Make sure that we don't crash when the ZoomPicker registers |
| 302 | // it's receiver. |
| 303 | |
| 304 | Activity activity = getActivity(); |
| 305 | int orientation = activity.getRequestedOrientation(); |
| 306 | activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); |
| 307 | activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE); |
| 308 | activity.setRequestedOrientation(orientation); |
| 309 | invokeZoomPickerOnUiThread(); |
| 310 | |
| 311 | // We may crash shortly (as the zoom picker has a short delay in it before |
| 312 | // it tries to register it's BroadcastReceiver), so sleep to verify we don't. |
| 313 | // The delay is encoded in ZoomButtonsController#ZOOM_CONTROLS_TIMEOUT, |
| 314 | // if that changes we may need to update this test. |
| 315 | Thread.sleep(ViewConfiguration.getZoomControlsTimeout()); |
| 316 | } |
| 317 | } |