Add unit test about CalorieUtils.java. And change the visiability of some methods to make them testable.

2013-08-15 10:16:27 +08:00
parent d64b6a4d93
commit 75ac35bf53
2 changed files with 133 additions and 21 deletions
@@ -0,0 +1,92 @@
+/*
+ * Copyright 2013 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.util;
+
+import android.location.Location;
+import android.location.LocationManager;
+
+import junit.framework.TestCase;
+
+/**
+ * A unit test for {@link CalorieUtils}.
+ * 
+ * @author youtaol
+ */
+public class CalorieUtilsTest extends TestCase {
+
+  Location start = new Location(LocationManager.GPS_PROVIDER);
+  Location stop = new Location(LocationManager.GPS_PROVIDER);
+  private double grade = 10;
+  private int weight = 20;
+
+  @Override
+  protected void setUp() throws Exception {
+    super.setUp();
+    // Make the time interval is not 0.
+    stop.setTime(start.getTime() + 1000);
+  }
+
+  /**
+   * Checks using foot calculation equation.
+   */
+  public void testGetCalories_foot() {
+    double actual = CalorieUtils.getCalories(start, stop, grade, weight,
+        CalorieUtils.ActivityType.FOOT);
+    double expected = CalorieUtils.calculateExpenditureFoot(start, stop, grade, weight);
+    assertEquals(expected, actual);
+  }
+
+  /**
+   * Checks whether using foot calculation equation while grade is negative.
+   */
+  public void testGetCalories_footNegativeGrade() {
+    double actual = CalorieUtils.getCalories(start, stop, -5, weight,
+        CalorieUtils.ActivityType.FOOT);
+    double expected = CalorieUtils.calculateExpenditureFoot(start, stop, 0, weight);
+    assertEquals(expected, actual);
+  }
+
+  /**
+   * Checks using cycling calculation equation.
+   */
+  public void testGetCalories_cycling() {
+    double actual = CalorieUtils.getCalories(start, stop, grade, weight,
+        CalorieUtils.ActivityType.CYCLING);
+    double expected = CalorieUtils.calculateExpenditureCycling(start, stop, grade, weight);
+    assertEquals(expected, actual);
+  }
+
+  /**
+   * Checks using running VO2 equation.
+   */
+  public void testGetVO2_running() {
+    double actual = CalorieUtils.getVO2(CalorieUtils.CRTICAL_SPEED_RUNNING * 2, grade);
+    double expected = CalorieUtils.calculateRunningVO2(CalorieUtils.CRTICAL_SPEED_RUNNING * 2,
+        grade);
+    assertEquals(expected, actual);
+  }
+
+  /**
+   * Checks using walking VO2 equation.
+   */
+  public void testGetVO2_walking() {
+    double actual = CalorieUtils.getVO2(CalorieUtils.CRTICAL_SPEED_RUNNING / 2, grade);
+    double expected = CalorieUtils.calculateWalkingVO2(CalorieUtils.CRTICAL_SPEED_RUNNING / 2,
+        grade);
+    assertEquals(expected, actual);
+  }
+
+}