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JacoDB produces incorrect 3-address code for IINC instruction #146
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98 changes: 98 additions & 0 deletions
98
jacodb-core/src/test/kotlin/org/jacodb/testing/cfg/IincTest.kt
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| /* | ||
| * Copyright 2022 UnitTestBot contributors (utbot.org) | ||
| * <p> | ||
| * 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 | ||
| * <p> | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * <p> | ||
| * 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. | ||
| */ | ||
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| package org.jacodb.testing.cfg | ||
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| import org.jacodb.api.ext.findClass | ||
| import org.jacodb.testing.WithDB | ||
| import org.junit.jupiter.api.Assertions.assertArrayEquals | ||
| import org.junit.jupiter.api.Assertions.assertEquals | ||
| import org.junit.jupiter.api.Test | ||
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| class IincTest : BaseInstructionsTest() { | ||
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| companion object : WithDB() | ||
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| @Test | ||
| fun `iinc should work`() { | ||
| val clazz = cp.findClass<Incrementation>() | ||
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| val javaClazz = testAndLoadClass(clazz) | ||
| val method = javaClazz.methods.first { it.name == "iinc" } | ||
| val res = method.invoke(null, 0) | ||
| assertEquals(0, res) | ||
| } | ||
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| @Test | ||
| fun `iinc arrayIntIdx should work`() { | ||
| val clazz = cp.findClass<Incrementation>() | ||
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| val javaClazz = testAndLoadClass(clazz) | ||
| val method = javaClazz.methods.first { it.name == "iincArrayIntIdx" } | ||
| val res = method.invoke(null) | ||
| assertArrayEquals(intArrayOf(1, 0, 2), res as IntArray) | ||
| } | ||
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| @Test | ||
| fun `iinc arrayByteIdx should work`() { | ||
| val clazz = cp.findClass<Incrementation>() | ||
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| val javaClazz = testAndLoadClass(clazz) | ||
| val method = javaClazz.methods.first { it.name == "iincArrayByteIdx" } | ||
| val res = method.invoke(null) | ||
| assertArrayEquals(intArrayOf(1, 0, 2), res as IntArray) | ||
| } | ||
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| @Test | ||
| fun `iinc for`() { | ||
| val clazz = cp.findClass<Incrementation>() | ||
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| val javaClazz = testAndLoadClass(clazz) | ||
| val method = javaClazz.methods.first { it.name == "iincFor" } | ||
| val res = method.invoke(null) | ||
| assertArrayEquals(intArrayOf(0, 1, 2, 3, 4), res as IntArray) | ||
| } | ||
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| @Test | ||
| fun `iinc if`() { | ||
| val clazz = cp.findClass<Incrementation>() | ||
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| val javaClazz = testAndLoadClass(clazz) | ||
| val method = javaClazz.methods.first { it.name == "iincIf" } | ||
| assertArrayEquals(intArrayOf(), method.invoke(null, true, true) as IntArray) | ||
| assertArrayEquals(intArrayOf(0), method.invoke(null, true, false) as IntArray) | ||
| } | ||
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| @Test | ||
| fun `iinc if 2`() { | ||
| val clazz = cp.findClass<Incrementation>() | ||
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| val javaClazz = testAndLoadClass(clazz) | ||
| val method = javaClazz.methods.first { it.name == "iincIf2" } | ||
| assertEquals(2, method.invoke(null, 1)) | ||
| assertEquals(4, method.invoke(null, 2)) | ||
| } | ||
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| // @Test | ||
| fun `iinc while`() { | ||
| val clazz = cp.findClass<Incrementation>() | ||
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| val javaClazz = testAndLoadClass(clazz) | ||
| val method = javaClazz.methods.first { it.name == "iincWhile" } | ||
| assertEquals(2, method.invoke(null) as IntArray) | ||
| } | ||
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| } |
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