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Diffstat (limited to 'tests/com/google/android/testing/mocking/ConstructorCreationTests.java')
| -rw-r--r-- | tests/com/google/android/testing/mocking/ConstructorCreationTests.java | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/tests/com/google/android/testing/mocking/ConstructorCreationTests.java b/tests/com/google/android/testing/mocking/ConstructorCreationTests.java new file mode 100644 index 0000000..152918d --- /dev/null +++ b/tests/com/google/android/testing/mocking/ConstructorCreationTests.java @@ -0,0 +1,131 @@ +/* + * 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}); + } +}
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