org.openrewrite.java.search.FindReferencesToVariableTest.kt Maven / Gradle / Ivy
/*
* Copyright 2020 the original author or authors.
*
* 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
*
* https://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
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package org.openrewrite.java.search
import org.junit.jupiter.api.Assertions.assertEquals
import org.junit.jupiter.api.Test
import org.openrewrite.java.JavaParser
import org.openrewrite.java.tree.J
interface FindReferencesToVariableTest {
@Test
fun findReferences(jp: JavaParser) {
val a = jp.parse("""
public class A {
int n;
public void foo() {
int n;
n = 1;
(n) = 2;
n++;
if((n = 4) > 1) {}
this.n = 1;
}
}
""".trimIndent())
val n = (a.classes[0]!!.methods[0]!!.body!!.statements[0] as J.VariableDecls).vars[0]
val refs = FindReferencesToVariable(n.name).visit(a.classes[0])
assertEquals(4, refs.size)
}
}