com.robotium.solo.Asserter Maven / Gradle / Ivy
package com.robotium.solo;
import junit.framework.Assert;
import android.app.Activity;
import android.app.ActivityManager;
/**
* Contains assert methods examples are assertActivity() and assertLowMemory().
*
* @author Renas Reda, [email protected]
*
*/
class Asserter {
private final ActivityUtils activityUtils;
private final Waiter waiter;
/**
* Constructs this object.
*
* @param activityUtils the {@code ActivityUtils} instance.
* @param waiter the {@code Waiter} instance.
*/
public Asserter(ActivityUtils activityUtils, Waiter waiter) {
this.activityUtils = activityUtils;
this.waiter = waiter;
}
/**
* Asserts that an expected {@link Activity} is currently active one.
*
* @param message the message that should be displayed if the assert fails
* @param name the name of the {@code Activity} that is expected to be active e.g. {@code "MyActivity"}
*/
public void assertCurrentActivity(String message, String name) {
boolean foundActivity = waiter.waitForActivity(name);
if(!foundActivity){
Activity activity = activityUtils.getCurrentActivity();
if(activity != null){
Assert.assertEquals(message, name, activity.getClass().getSimpleName());
}
else{
Assert.assertEquals(message, name, "No actvity found");
}
}
}
/**
* Asserts that an expected {@link Activity} is currently active one.
*
* @param message the message that should be displayed if the assert fails
* @param expectedClass the {@code Class} object that is expected to be active e.g. {@code MyActivity.class}
*/
public void assertCurrentActivity(String message, Class expectedClass) {
if(expectedClass == null){
Assert.fail("The specified Activity is null!");
}
boolean foundActivity = waiter.waitForActivity(expectedClass);
if(!foundActivity) {
Activity activity = activityUtils.getCurrentActivity();
if(activity != null){
Assert.assertEquals(message, expectedClass.getName(), activity.getClass().getName());
}
else{
Assert.assertEquals(message, expectedClass.getName(), "No activity found");
}
}
}
/**
* Asserts that an expected {@link Activity} is currently active one, with the possibility to
* verify that the expected {@code Activity} is a new instance of the {@code Activity}.
*
* @param message the message that should be displayed if the assert fails
* @param name the name of the {@code Activity} that is expected to be active e.g. {@code "MyActivity"}
* @param isNewInstance {@code true} if the expected {@code Activity} is a new instance of the {@code Activity}
*/
public void assertCurrentActivity(String message, String name, boolean isNewInstance) {
assertCurrentActivity(message, name);
Activity activity = activityUtils.getCurrentActivity();
if(activity != null){
assertCurrentActivity(message, activity.getClass(),
isNewInstance);
}
}
/**
* Asserts that an expected {@link Activity} is currently active one, with the possibility to
* verify that the expected {@code Activity} is a new instance of the {@code Activity}.
*
* @param message the message that should be displayed if the assert fails
* @param expectedClass the {@code Class} object that is expected to be active e.g. {@code MyActivity.class}
* @param isNewInstance {@code true} if the expected {@code Activity} is a new instance of the {@code Activity}
*/
public void assertCurrentActivity(String message, Class expectedClass,
boolean isNewInstance) {
boolean found = false;
assertCurrentActivity(message, expectedClass);
Activity activity = activityUtils.getCurrentActivity(false);
if(activity == null){
Assert.assertNotSame(message, isNewInstance, false);
return;
}
for (int i = 0; i < activityUtils.getAllOpenedActivities().size() - 1; i++) {
String instanceString = activityUtils.getAllOpenedActivities().get(i).toString();
if (instanceString.equals(activity.toString()))
found = true;
}
Assert.assertNotSame(message, isNewInstance, found);
}
/**
* Asserts that the available memory is not considered low by the system.
*/
public void assertMemoryNotLow() {
ActivityManager.MemoryInfo mi = new ActivityManager.MemoryInfo();
((ActivityManager)activityUtils.getCurrentActivity().getSystemService("activity")).getMemoryInfo(mi);
Assert.assertFalse("Low memory available: " + mi.availMem + " bytes!", mi.lowMemory);
}
}