Add missing Java class with unit tests.

2026-10-02 17:43:06 +02:00 · 2010-12-20 14:51:00 -08:00
parent 52fa2aace9
commit a4283d545a
1 changed files with 146 additions and 0 deletions
@@ -0,0 +1,146 @@
+/*
+ * Copyright 2010 Google Inc.
+ * 
+ * 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.google.android.apps.mytracks.content;
+
+import com.google.android.apps.mytracks.content.MyTracksProviderUtils.LocationFactory;
+import com.google.android.apps.mytracks.content.MyTracksProviderUtils.LocationIterator;
+import com.google.android.apps.mytracks.services.TrackRecordingServiceTest.MockContext;
+
+import android.content.Context;
+import android.location.Location;
+import android.test.AndroidTestCase;
+import android.test.RenamingDelegatingContext;
+import android.test.mock.MockContentResolver;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * A unit test for {@link MyTracksProviderUtilsImpl}.
+ *
+ * @author Bartlomiej Niechwiej
+ */
+public class MyTracksProviderUtilsImplTest extends AndroidTestCase {
+  private Context context;
+  private MyTracksProviderUtils providerUtils;
+
+  @Override
+  protected void setUp() throws Exception {
+    super.setUp();
+    
+    MockContentResolver mockContentResolver = new MockContentResolver();
+    RenamingDelegatingContext targetContext = new RenamingDelegatingContext(
+        getContext(), getContext(), "test.");
+    context = new MockContext(mockContentResolver, targetContext);
+    MyTracksProvider provider = new MyTracksProvider();
+    provider.attachInfo(context, null);
+    mockContentResolver.addProvider(MyTracksProviderUtils.AUTHORITY, provider);
+    setContext(context);
+
+    providerUtils = MyTracksProviderUtils.Factory.get(context);
+  }
+
+  public void testLocationIterator_noPoints() {
+    testIterator(1, 0, 1, false, MyTracksProviderUtils.DEFAULT_LOCATION_FACTORY);
+  }
+
+  public void testLocationIterator_customFactory() {
+    final Location location = new Location("test_location");
+    testIterator(1, 15, 4, false, new LocationFactory() {
+      @Override
+      public Location createLocation() {
+        return location;
+      }
+    });
+  }
+  
+  public void testLocationIterator_nullFactory() {
+    try {
+      testIterator(1, 15, 4, false, null);
+      fail("Expecting IllegalArgumentException");
+    } catch (IllegalArgumentException e) {
+      // Expected.
+    }
+  }
+
+  public void testLocationIterator_noBatchAscending() {
+    testIterator(1, 50, 100, false, MyTracksProviderUtils.DEFAULT_LOCATION_FACTORY);
+    testIterator(2, 50, 50, false, MyTracksProviderUtils.DEFAULT_LOCATION_FACTORY);
+  }
+  
+  public void testLocationIterator_noBatchDescending() {
+    testIterator(1, 50, 100, true, MyTracksProviderUtils.DEFAULT_LOCATION_FACTORY);
+    testIterator(2, 50, 50, true, MyTracksProviderUtils.DEFAULT_LOCATION_FACTORY);
+  }
+ 
+  public void testLocationIterator_batchAscending() {
+    testIterator(1, 50, 11, false, MyTracksProviderUtils.DEFAULT_LOCATION_FACTORY);
+    testIterator(2, 50, 25, false, MyTracksProviderUtils.DEFAULT_LOCATION_FACTORY);
+  }
+ 
+  public void testLocationIterator_batchDescending() {
+    testIterator(1, 50, 11, true, MyTracksProviderUtils.DEFAULT_LOCATION_FACTORY);
+    testIterator(2, 50, 25, true, MyTracksProviderUtils.DEFAULT_LOCATION_FACTORY);
+  }
+
+  private List<Location> testIterator(long trackId, int numPoints, int batchSize,
+      boolean descending, LocationFactory locationFactory) {
+    long lastPointId = initializeTrack(trackId, numPoints);
+    ((MyTracksProviderUtilsImpl) providerUtils).setDefaultCursorBatchSize(batchSize);
+    List<Location> locations = new ArrayList<Location>(numPoints);
+    LocationIterator it = providerUtils.getLocationIterator(trackId, -1, descending, locationFactory);
+    try {
+      while (it.hasNext()) {
+        Location loc = it.next();
+        assertNotNull(loc);
+        locations.add(loc);
+        // Make sure the IDs are returned in the right order.
+        assertEquals(descending ? lastPointId - locations.size() + 1
+            : lastPointId - numPoints + locations.size(), it.getLocationId());
+      }
+      assertEquals(numPoints, locations.size());
+    } finally {
+      it.close();
+    }
+    return locations;
+  }
+  
+  private long initializeTrack(long id, int numPoints) {
+    Track track = new Track();
+    track.setId(id);
+    track.setName("Test: " + id);
+    track.setNumberOfPoints(numPoints);
+    providerUtils.insertTrack(track);
+    track = providerUtils.getTrack(id);
+    assertNotNull(track);
+    
+    for (int i = 0; i < numPoints; ++i) {
+      Location loc = new Location("test");
+      loc.setLatitude(37.0 + (double) i / 10000.0);
+      loc.setLongitude(57.0 - (double) i / 10000.0);
+      loc.setAccuracy((float) i / 100.0f);
+      loc.setAltitude(i * 2.5);
+      providerUtils.insertTrackPoint(loc, id);
+    }    
+    
+    long lastPointId = providerUtils.getTrackPoints(track, -1);
+    assertTrue(numPoints == 0 || lastPointId > 0);
+    assertEquals(numPoints, track.getNumberOfPoints());
+    assertEquals(numPoints, track.getLocations().size());
+    
+    return lastPointId;
+  }
+}