Iaroslav Postovalov
91 lines
3.6 KiB
Java
91 lines
3.6 KiB
Java
/*
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* Copyright 2010-2016 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.kotlin.test.ConfigurationKind;
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import java.lang.reflect.Method;
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public class ControlStructuresTest 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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public void testCondJumpOnStack() throws Exception {
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loadText("import java.lang.Boolean as jlBoolean; fun foo(a: String): Int = if (jlBoolean.parseBoolean(a)) 5 else 10");
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Method main = generateFunction();
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assertEquals(5, main.invoke(null, "true"));
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assertEquals(10, main.invoke(null, "false"));
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}
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public void testForInRange() throws Exception {
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loadText("fun foo(sb: StringBuilder) { for(x in 1..4) sb.append(x) }");
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Method main = generateFunction();
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StringBuilder stringBuilder = new StringBuilder();
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main.invoke(null, stringBuilder);
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assertEquals("1234", stringBuilder.toString());
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}
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public void testThrowCheckedException() throws Exception {
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loadText("fun foo() { throw Exception(); }");
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Method main = generateFunction();
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CodegenTestUtil.assertThrows(main, Exception.class, null);
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}
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public void testCompareToZero() throws Exception {
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loadText("fun foo(a: Int, b: Int): Boolean = a == 0 && b != 0 && 0 == a && 0 != b");
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String text = generateToText();
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/*
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* Check that the we generate optimized byte-code!
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*/
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assertTrue(text.contains("IFEQ"));
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assertTrue(text.contains("IFNE"));
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assertFalse(text.contains("IF_ICMPEQ"));
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assertFalse(text.contains("IF_ICMPNE"));
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Method main = generateFunction();
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assertEquals(true, main.invoke(null, 0, 1));
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assertEquals(false, main.invoke(null, 1, 0));
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}
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public void testCompareToNull() throws Exception {
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loadText("fun foo(a: String?, b: String?): Boolean = a == null && b !== null && null == a && null !== b");
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String text = generateToText();
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assertFalse(text.contains("java/lang/Object.equals"));
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Method main = generateFunction();
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assertEquals(true, main.invoke(null, null, "lala"));
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assertEquals(false, main.invoke(null, null, null));
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}
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public void testCompareToNonnullableEq() throws Exception {
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loadText("fun foo(a: String?, b: String): Boolean = a == b || b == a");
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Method main = generateFunction();
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assertEquals(false, main.invoke(null, null, "lala"));
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assertEquals(true, main.invoke(null, "papa", "papa"));
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}
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public void testCompareToNonnullableNotEq() throws Exception {
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loadText("fun foo(a: String?, b: String): Boolean = a != b");
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String text = generateToText();
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assertTrue(text, text.contains("IXOR"));
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Method main = generateFunction();
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assertEquals(true, main.invoke(null, null, "lala"));
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assertEquals(false, main.invoke(null, "papa", "papa"));
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}
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}
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