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/*
 * 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
 * limitations under the License.
 */
package org.openrewrite.java.tree;

import org.junit.jupiter.api.Test;
import org.openrewrite.test.RewriteTest;

import static org.openrewrite.java.Assertions.java;

@SuppressWarnings({"StatementWithEmptyBody", "EnhancedSwitchMigration"})
class SwitchTest implements RewriteTest {

    @SuppressWarnings("SwitchStatementWithTooFewBranches")
    @Test
    void singleCase() {
        rewriteRun(
          java(
            """
              class Test {
                 void test() {
                     int n;
                     switch(n) {
                        case 0: break;
                     }
                 }
              }
              """
          )
        );
    }

    /** @noinspection SwitchStatementWithTooFewBranches*/
    @Test
    void defaultCase() {
        rewriteRun(
          java(
            """
              class Test {
                 void test() {
                     int n;
                     switch(n) {
                         default: System.out.println("default!");
                     }
                 }
              }
              """
          )
        );
    }

    @Test
    void noCases() {
        rewriteRun(
          java(
            """
              class Test {
                 void test() {
                     int n;
                     switch(n) {}
                 }
              }
              """
          )
        );
    }

    @SuppressWarnings("DuplicateBranchesInSwitch")
    @Test
    void multipleCases() {
        rewriteRun(
          java(
            """
              class Test {
                 void test() {
                     int n;
                     switch(n) {
                         case 0: {
                            break;
                         }
                         case 1: {
                            break;
                         }
                     }
                 }
              }
              """
          )
        );
    }
}