org.openrewrite.java.cleanup.IsEmptyCallOnCollectionsTest.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.Recipe
import org.openrewrite.java.JavaParser
import org.openrewrite.java.JavaRecipeTest
interface IsEmptyCallOnCollectionsTest : JavaRecipeTest {
override val recipe: Recipe
get() = IsEmptyCallOnCollections()
@Test
fun indexOfOnList(jp: JavaParser) = assertChanged(
jp,
before = """
import java.util.List;
class Test {
void test(List l) {
if (l.size() == 0 || 0 == l.size()) {
}
else if(l.size() != 0 || 0 != l.size()) {
}
}
}
""",
after = """
import java.util.List;
class Test {
void test(List l) {
if (l.isEmpty() || l.isEmpty()) {
}
else if(!l.isEmpty() || !l.isEmpty()) {
}
}
}
"""
)
}