Change the code style to send Gps signal to emulator.

2012-08-31 09:54:45 +08:00
commit da6f3da448
696 changed files with 65336 additions and 0 deletions
@@ -0,0 +1,196 @@
+/*
+ * Copyright 2012 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.MyTracksProvider.DatabaseHelper;
+
+import android.database.sqlite.SQLiteDatabase;
+import android.net.Uri;
+import android.test.AndroidTestCase;
+
+/**
+ * A unit test for {@link MyTracksProvider}.
+ * 
+ * @author Youtao Liu
+ */
+public class MyTracksProviderTest extends AndroidTestCase {
+
+  private SQLiteDatabase db;
+  private MyTracksProvider myTracksProvider;
+  private String DATABASE_NAME = "mytrackstest.db";
+
+  @Override
+  protected void setUp() throws Exception {
+    getContext().deleteDatabase(DATABASE_NAME);
+    db = (new DatabaseHelper(getContext(), DATABASE_NAME)).getWritableDatabase();
+
+    myTracksProvider = new MyTracksProvider();
+    super.setUp();
+  }
+
+  /**
+   * Tests the method {@link MyTracksProvider.DatabaseHelper#onCreate()}.
+   */
+  public void testDatabaseHelper_OnCreate() {
+    assertTrue(checkTable(TrackPointsColumns.TABLE_NAME));
+    assertTrue(checkTable(TracksColumns.TABLE_NAME));
+    assertTrue(checkTable(WaypointsColumns.TABLE_NAME));
+  }
+
+  /**
+   * Tests the method
+   * {@link MyTracksProvider.DatabaseHelper#onUpgrade(SQLiteDatabase, int, int)}
+   * when version is less than 17.
+   */
+  public void testDatabaseHelper_onUpgrade_Version16() {
+    DatabaseHelper databaseHelper = new DatabaseHelper(getContext());
+    dropTable(TrackPointsColumns.TABLE_NAME);
+    dropTable(TracksColumns.TABLE_NAME);
+    dropTable(WaypointsColumns.TABLE_NAME);
+    databaseHelper.onUpgrade(db, 16, 20);
+    assertTrue(checkTable(TrackPointsColumns.TABLE_NAME));
+    assertTrue(checkTable(TracksColumns.TABLE_NAME));
+    assertTrue(checkTable(WaypointsColumns.TABLE_NAME));
+  }
+
+  /**
+   * Tests the method
+   * {@link MyTracksProvider.DatabaseHelper#onUpgrade(SQLiteDatabase, int, int)}
+   * when version is 17.
+   */
+  public void testDatabaseHelper_onUpgrade_Version17() {
+    DatabaseHelper databaseHelper = new DatabaseHelper(getContext());
+
+    // Make two table is only contains one normal integer column.
+    dropTable(TrackPointsColumns.TABLE_NAME);
+    dropTable(TracksColumns.TABLE_NAME);
+    createEmptyTable(TrackPointsColumns.TABLE_NAME);
+    createEmptyTable(TracksColumns.TABLE_NAME);
+    databaseHelper.onUpgrade(db, 17, 20);
+    assertTrue(isColumnExisted(TrackPointsColumns.TABLE_NAME, TrackPointsColumns.SENSOR));
+    assertTrue(isColumnExisted(TracksColumns.TABLE_NAME, TracksColumns.TABLEID));
+    assertTrue(isColumnExisted(TracksColumns.TABLE_NAME, TracksColumns.ICON));
+  }
+
+  /**
+   * Tests the method
+   * {@link MyTracksProvider.DatabaseHelper#onUpgrade(SQLiteDatabase, int, int)}
+   * when version is 18.
+   */
+  public void testDatabaseHelper_onUpgrade_Version18() {
+    DatabaseHelper databaseHelper = new DatabaseHelper(getContext());
+
+    // Make two table is only contains one normal integer column.
+    dropTable(TrackPointsColumns.TABLE_NAME);
+    dropTable(TracksColumns.TABLE_NAME);
+    createEmptyTable(TrackPointsColumns.TABLE_NAME);
+    createEmptyTable(TracksColumns.TABLE_NAME);
+    databaseHelper.onUpgrade(db, 18, 20);
+    assertFalse(isColumnExisted(TrackPointsColumns.TABLE_NAME, TrackPointsColumns.SENSOR));
+    assertTrue(isColumnExisted(TracksColumns.TABLE_NAME, TracksColumns.TABLEID));
+    assertTrue(isColumnExisted(TracksColumns.TABLE_NAME, TracksColumns.ICON));
+  }
+
+  /**
+   * Tests the method
+   * {@link MyTracksProvider.DatabaseHelper#onUpgrade(SQLiteDatabase, int, int)}
+   * when version is 19.
+   */
+  public void testDatabaseHelper_onUpgrade_Version19() {
+    DatabaseHelper databaseHelper = new DatabaseHelper(getContext());
+
+    // Make two table is only contains one normal integer column.
+    dropTable(TrackPointsColumns.TABLE_NAME);
+    dropTable(TracksColumns.TABLE_NAME);
+    createEmptyTable(TrackPointsColumns.TABLE_NAME);
+    createEmptyTable(TracksColumns.TABLE_NAME);
+    databaseHelper.onUpgrade(db, 19, 20);
+    assertFalse(isColumnExisted(TrackPointsColumns.TABLE_NAME, TrackPointsColumns.SENSOR));
+    assertFalse(isColumnExisted(TracksColumns.TABLE_NAME, TracksColumns.TABLEID));
+    assertTrue(isColumnExisted(TracksColumns.TABLE_NAME, TracksColumns.ICON));
+  }
+
+  /**
+   * Tests the method {@link MyTracksProvider#onCreate()}.
+   */
+  public void testOnCreate() {
+    assertTrue(myTracksProvider.onCreate(getContext()));
+  }
+
+  /**
+   * Tests the method {@link MyTracksProvider#getType(Uri)}.
+   */
+  public void testGetType() {
+    assertEquals(TrackPointsColumns.CONTENT_TYPE,
+        myTracksProvider.getType(TrackPointsColumns.CONTENT_URI));
+    assertEquals(TracksColumns.CONTENT_TYPE, myTracksProvider.getType(TracksColumns.CONTENT_URI));
+    assertEquals(WaypointsColumns.CONTENT_TYPE,
+        myTracksProvider.getType(WaypointsColumns.CONTENT_URI));
+  }
+
+  /**
+   * Creates an table only contains one column.
+   * 
+   * @param table the name of table
+   */
+  private void createEmptyTable(String table) {
+    db.execSQL("CREATE TABLE " + table + " (test INTEGER)");
+  }
+
+  /**
+   * Drops a table in database.
+   * 
+   * @param table
+   */
+  private void dropTable(String table) {
+    db.execSQL("Drop TABLE " + table);
+  }
+
+  /**
+   * Checks whether a table is existed.
+   * 
+   * @param table the name of table
+   * @return true means the table has existed
+   */
+  private boolean checkTable(String table) {
+    try {
+      db.rawQuery("select count(*) from " + table, null);
+      return true;
+    } catch (Exception e) {
+      return false;
+    }
+  }
+
+  /**
+   * Checks whether a column in a table is existed by whether can order by the
+   * column.
+   * 
+   * @param table the name of table
+   * @param column the name of column
+   * @return true means the column has existed
+   */
+  private boolean isColumnExisted(String table, String column) {
+    try {
+      db.execSQL("SElECT count(*) from  " + table + " order by  " + column);
+    } catch (Exception e) {
+      if (e.getMessage().indexOf("no such column") > -1) {
+        return false;
+      }
+    }
+    return true;
+  }
+
+}