| /* |
| * 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.testing.mocking; |
| |
| import junit.framework.TestCase; |
| |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.Type; |
| |
| |
| /** |
| * Tests for mocked objects with non default constructors. |
| * |
| * @author swoodward@google.com (Stephen Woodward) |
| */ |
| public class ConstructorCreationTests extends TestCase { |
| public static class Foo { |
| private int value; |
| Foo(int value) { this.value = value; } |
| int get() { return value; } |
| } |
| |
| public static class Bar { |
| private double value; |
| Bar(double value) { this.value = value; } |
| double get() { return value; } |
| } |
| |
| public static class TestClass { |
| public int v1; |
| public double v2; |
| public boolean usedFloatConstructor; |
| |
| public TestClass(Foo foo) { |
| this(foo.get()); |
| } |
| |
| public TestClass(Foo foo, Bar bar) { |
| this(foo.get(), bar.get()); |
| } |
| |
| public TestClass(int v1) { |
| this(v1, 0); |
| } |
| |
| public TestClass(int v1, float v2) { |
| this.v1 = v1; |
| this.v2 = v2; |
| usedFloatConstructor = true; |
| } |
| |
| public TestClass(int v1, double v2) { |
| this.v1 = v1; |
| this.v2 = (int) v2; |
| usedFloatConstructor = false; |
| } |
| } |
| |
| private void hasConstructor(Object... args) { |
| Constructor<TestClass> constructor = |
| AndroidMock.getConstructorFor(TestClass.class, args); |
| assertNotNull(constructor); |
| } |
| |
| private void doesNotHaveConstructor(Object... args) { |
| try { |
| Constructor<TestClass> constructor = |
| AndroidMock.getConstructorFor(TestClass.class, args); |
| fail("A constructor was found: " + constructor); |
| } catch (IllegalArgumentException e) { |
| // expected |
| } |
| } |
| |
| public void testConstructors() { |
| hasConstructor(new Foo(1)); |
| doesNotHaveConstructor(new Bar(2)); |
| hasConstructor(new Foo(1), new Bar(2)); |
| hasConstructor(1); |
| hasConstructor(1, 2); |
| doesNotHaveConstructor(new Foo(1), 2); |
| hasConstructor(1, new Integer("2")); |
| hasConstructor(1, 2.0); |
| hasConstructor(1, 2.0f); |
| } |
| |
| private void checkConstructor(Object[] args, Type[] expectedTypes) { |
| Constructor<TestClass> constructor = |
| AndroidMock.getConstructorFor(TestClass.class, args); |
| assertNotNull(constructor); |
| Type[] types = constructor.getGenericParameterTypes(); |
| assertEquals(expectedTypes.length, types.length); |
| for (int i = 0; i < expectedTypes.length; ++i) { |
| assertEquals(expectedTypes[i], types[i]); |
| } |
| } |
| |
| public void testCorrectConstructor() { |
| checkConstructor( |
| new Object[]{new Foo(1)}, |
| new Type[]{Foo.class}); |
| checkConstructor( |
| new Object[]{new Foo(1), new Bar(2)}, |
| new Type[]{Foo.class, Bar.class}); |
| checkConstructor( |
| new Object[]{1}, |
| new Type[]{Integer.TYPE}); |
| checkConstructor( |
| new Object[]{1, new Float("2")}, |
| new Type[]{Integer.TYPE, Float.TYPE}); |
| checkConstructor( |
| new Object[]{1, 2.0}, |
| new Type[]{Integer.TYPE, Double.TYPE}); |
| checkConstructor( |
| new Object[]{1, 2.0f}, |
| new Type[]{Integer.TYPE, Float.TYPE}); |
| } |
| } |