org.openrewrite.java.cleanup.NoEqualityInForConditionTest.kt Maven / Gradle / Ivy
/*
* Copyright 2021 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
* limitations under the License.
*/
package org.openrewrite.java.cleanup
import org.junit.jupiter.api.Test
import org.openrewrite.Issue
import org.openrewrite.Recipe
import org.openrewrite.java.JavaParser
import org.openrewrite.java.JavaRecipeTest
@Suppress("StatementWithEmptyBody")
@Issue("https://github.com/openrewrite/rewrite/issues/811")
interface NoEqualityInForConditionTest : JavaRecipeTest {
override val recipe: Recipe
get() = NoEqualityInForCondition()
@Test
fun replaceWithRelationalOperator(jp: JavaParser) = assertChanged(
jp,
before = """
class Test {
void test() {
for (int i = 0; i != 10; i++) {
}
for (int i = 10; i != 0; i--) {
}
}
}
""",
after = """
class Test {
void test() {
for (int i = 0; i < 10; i++) {
}
for (int i = 10; i > 0; i--) {
}
}
}
"""
)
@Suppress("ConstantConditions")
@Test
fun allowNullCheck(jp: JavaParser) = assertUnchanged(
jp,
before = """
class Test {
int[] arr;
void test() {
for (int i = 0; arr[i] == null; i++) {
}
}
}
"""
)
}