| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * 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.android.tools.idea.ui.properties.core; |
| |
| import com.android.tools.idea.ui.properties.CountListener; |
| import org.junit.Test; |
| |
| import static org.fest.assertions.Assertions.assertThat; |
| |
| public final class IntValuePropertyTest { |
| @Test |
| public void testInitialization() { |
| { |
| IntValueProperty intValue = new IntValueProperty(42); |
| assertThat(intValue.get()).isEqualTo(42); |
| } |
| |
| { |
| IntValueProperty intValue = new IntValueProperty(); |
| assertThat(intValue.get()).isEqualTo(0); |
| } |
| } |
| |
| @Test |
| public void testSetValue() { |
| IntValueProperty intValue = new IntValueProperty(0); |
| intValue.set(-20); |
| assertThat(intValue.get()).isEqualTo(-20); |
| } |
| |
| @Test |
| public void testIncrementValue() { |
| IntValueProperty intValue = new IntValueProperty(3); |
| intValue.increment(); |
| assertThat(intValue.get()).isEqualTo(4); |
| } |
| |
| @Test |
| public void testInvalidationListenerFiredOnValueChange() { |
| IntValueProperty intValue = new IntValueProperty(0); |
| CountListener listener = new CountListener(); |
| intValue.addListener(listener); |
| |
| assertThat(listener.getCount()).isEqualTo(0); |
| intValue.set(10); |
| assertThat(listener.getCount()).isEqualTo(1); |
| intValue.set(10); |
| assertThat(listener.getCount()).isEqualTo(1); |
| } |
| } |