Alexander Udalov
5fb1bbe3f3
Also fix test data of the kotlinp test and remove the newly added test case in the obsolete PropertyGenTest #KT-20344 Fixed
249 lines
10 KiB
Java
249 lines
10 KiB
Java
/*
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* Copyright 2010-2015 JetBrains s.r.o.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jetbrains.kotlin.codegen;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.kotlin.name.SpecialNames;
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import org.jetbrains.kotlin.test.ConfigurationKind;
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import org.jetbrains.org.objectweb.asm.Opcodes;
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import java.lang.reflect.*;
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import static org.jetbrains.kotlin.codegen.CodegenTestUtil.findDeclaredMethodByName;
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import static org.jetbrains.kotlin.codegen.CodegenTestUtil.findDeclaredMethodByNameOrNull;
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public class PropertyGenTest extends CodegenTestCase {
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@Override
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protected void setUp() throws Exception {
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super.setUp();
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createEnvironmentWithMockJdkAndIdeaAnnotations(ConfigurationKind.JDK_ONLY);
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}
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@NotNull
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@Override
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protected String getPrefix() {
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return "properties";
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}
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public void testPrivateVal() throws Exception {
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loadFile();
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generateClass("PrivateVal").getDeclaredField("prop");
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}
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public void testPrivateVar() throws Exception {
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loadFile();
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Class<?> aClass = generateClass("PrivateVar");
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Object instance = aClass.newInstance();
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Method setter = findDeclaredMethodByName(aClass, "setValueOfX");
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setter.invoke(instance, 239);
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Method getter = findDeclaredMethodByName(aClass, "getValueOfX");
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assertEquals(239, ((Integer) getter.invoke(instance)).intValue());
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}
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public void testPublicVar() throws Exception {
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loadText("class PublicVar() { public var foo : Int = 0; }");
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Class<?> aClass = generateClass("PublicVar");
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Object instance = aClass.newInstance();
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Method setter = findDeclaredMethodByName(aClass, "setFoo");
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setter.invoke(instance, 239);
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Method getter = findDeclaredMethodByName(aClass, "getFoo");
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assertEquals(239, ((Integer) getter.invoke(instance)).intValue());
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}
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public void testAccessorsInInterface() {
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loadText("class AccessorsInInterface() { public var foo : Int = 0; }");
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Class<?> aClass = generateClass("AccessorsInInterface");
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assertNotNull(findDeclaredMethodByName(aClass, "getFoo"));
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assertNotNull(findDeclaredMethodByName(aClass, "setFoo"));
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}
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public void testPrivatePropertyInPackage() throws Exception {
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loadText("private val x = 239");
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Class<?> nsClass = generateFacadeClass();
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Field[] fields = nsClass.getDeclaredFields();
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assertEquals(1, fields.length);
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Field field = fields[0];
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field.setAccessible(true);
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assertEquals("x", field.getName());
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assertEquals(Modifier.STATIC | Modifier.FINAL | Modifier.PRIVATE, field.getModifiers());
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assertEquals(239, field.get(null));
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}
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public void testFieldPropertyAccess() throws Exception {
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loadFile();
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Method method = generateFunction("increment");
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assertEquals(1, method.invoke(null));
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assertEquals(2, method.invoke(null));
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}
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public void testFieldGetter() throws Exception {
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loadText("val now: Long get() = 42L; fun foo() = now");
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Method method = generateFunction("foo");
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assertEquals(Long.valueOf(42), method.invoke(null));
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}
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public void testFieldSetter() throws Exception {
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loadFile();
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Method method = generateFunction("append");
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method.invoke(null, "IntelliJ ");
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String value = (String) method.invoke(null, "IDEA");
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if (!value.equals("IntelliJ IDEA")) {
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System.out.println(generateToText());
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throw new AssertionError(value);
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}
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assertEquals("IntelliJ IDEA", value);
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}
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public void testFieldSetterPlusEq() throws Exception {
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loadFile();
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Method method = generateFunction("append");
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method.invoke(null, "IntelliJ ");
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String value = (String) method.invoke(null, "IDEA");
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assertEquals("IntelliJ IDEA", value);
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}
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public void testAccessorsWithoutBody() throws Exception {
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loadText("class AccessorsWithoutBody() { protected var foo: Int = 349\n get\n private set\n fun setter() { foo = 610; } } ");
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Class<?> aClass = generateClass("AccessorsWithoutBody");
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Object instance = aClass.newInstance();
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Method getFoo = findDeclaredMethodByName(aClass, "getFoo");
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getFoo.setAccessible(true);
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assertTrue((getFoo.getModifiers() & Modifier.PROTECTED) != 0);
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assertEquals(349, getFoo.invoke(instance));
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assertNull(findDeclaredMethodByNameOrNull(aClass, "setFoo"));
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Method setter = findDeclaredMethodByName(aClass, "setter");
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setter.invoke(instance);
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assertEquals(610, getFoo.invoke(instance));
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}
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public void testPropertyReceiverOnStack() throws Exception {
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loadFile();
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Class<?> aClass = generateClass("Evaluator");
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Constructor constructor = aClass.getConstructor(StringBuilder.class);
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StringBuilder sb = new StringBuilder("xyzzy");
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Object instance = constructor.newInstance(sb);
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Method method = aClass.getMethod("evaluateArg");
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Integer result = (Integer) method.invoke(instance);
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assertEquals(5, result.intValue());
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}
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public void testAbstractVal() throws Exception {
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loadText("abstract class Foo { public abstract val x: String }");
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Class<?> aClass = generateClass("Foo");
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assertNotNull(aClass.getMethod("getX"));
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}
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public void testKt160() throws Exception {
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loadText("internal val s = java.lang.Double.toString(1.0)");
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Method method = generateFunction("getS");
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method.setAccessible(true);
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assertEquals(method.invoke(null), "1.0");
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}
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public void testKt1846() {
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loadFile();
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Class<?> aClass = generateClass("A");
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try {
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aClass.getMethod("getV1");
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System.out.println(generateToText());
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fail();
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}
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catch (NoSuchMethodException e) {
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try {
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aClass.getMethod("setV1");
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System.out.println(generateToText());
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fail();
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}
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catch (NoSuchMethodException ee) {
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// ok
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}
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}
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}
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public void testKt2589() throws Exception {
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loadFile();
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Class<?> aClass = generateClass("Foo");
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assertTrue((aClass.getModifiers() & Opcodes.ACC_FINAL) == 0);
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Field foo = aClass.getDeclaredField("foo");
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assertTrue((foo.getModifiers() & Opcodes.ACC_PRIVATE) != 0);
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assertTrue((foo.getModifiers() & Opcodes.ACC_FINAL) == 0);
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Field bar = aClass.getDeclaredField("bar");
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assertTrue((bar.getModifiers() & Opcodes.ACC_PRIVATE) != 0);
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assertTrue((bar.getModifiers() & Opcodes.ACC_FINAL) != 0);
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Method getFoo = aClass.getDeclaredMethod("getFoo");
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assertTrue((getFoo.getModifiers() & Opcodes.ACC_PUBLIC) != 0);
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assertTrue((getFoo.getModifiers() & Opcodes.ACC_FINAL) != 0);
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Method getBar = aClass.getDeclaredMethod("getBar");
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assertTrue((getBar.getModifiers() & Opcodes.ACC_PROTECTED) != 0);
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assertTrue((getBar.getModifiers() & Opcodes.ACC_FINAL) == 0);
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}
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public void testKt2677() throws Exception {
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loadFile();
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Class<?> derived = generateClass("DerivedWeatherReport");
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Class<?> weatherReport = derived.getSuperclass();
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{
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Method get = derived.getDeclaredMethod("getForecast");
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Type type = get.getGenericReturnType();
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assertInstanceOf(type, ParameterizedType.class);
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ParameterizedType parameterizedType = (ParameterizedType) type;
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assertEquals(String.class, parameterizedType.getActualTypeArguments()[0]);
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Method set = derived.getDeclaredMethod("setForecast", (Class<?>) parameterizedType.getRawType());
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type = set.getGenericParameterTypes()[0];
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parameterizedType = (ParameterizedType) type;
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assertInstanceOf(type, ParameterizedType.class);
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assertEquals(String.class, parameterizedType.getActualTypeArguments()[0]);
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}
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{
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Method get = weatherReport.getDeclaredMethod("getForecast");
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Type type = get.getGenericReturnType();
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assertInstanceOf(type, ParameterizedType.class);
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ParameterizedType parameterizedType = (ParameterizedType) type;
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assertEquals(String.class, parameterizedType.getActualTypeArguments()[0]);
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Method set = weatherReport.getDeclaredMethod("setForecast", (Class<?>) parameterizedType.getRawType());
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type = set.getGenericParameterTypes()[0];
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parameterizedType = (ParameterizedType) type;
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assertInstanceOf(type, ParameterizedType.class);
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assertEquals(String.class, parameterizedType.getActualTypeArguments()[0]);
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}
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}
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public void testPrivateClassPropertyAccessors() throws Exception {
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loadFile();
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Class<?> c = generateClass("C");
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findDeclaredMethodByName(c, "getValWithGet");
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findDeclaredMethodByName(c, "getVarWithGetSet");
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findDeclaredMethodByName(c, "setVarWithGetSet");
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findDeclaredMethodByName(c, "getDelegated");
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findDeclaredMethodByName(c, "setDelegated");
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findDeclaredMethodByName(c, "getExtension");
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findDeclaredMethodByName(c, "setExtension");
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findDeclaredMethodByName(initializedClassLoader.loadClass("C$" + SpecialNames.DEFAULT_NAME_FOR_COMPANION_OBJECT.asString()), "getClassObjectVal");
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assertNull("Property should not have a getter", findDeclaredMethodByNameOrNull(c, "getVarNoAccessors"));
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assertNull("Property should not have a setter", findDeclaredMethodByNameOrNull(c, "setVarNoAccessors"));
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}
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}
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