com.google.template.soy.jbcsrc.restricted.BytecodeProducerTest.java Source code

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Here is the source code for com.google.template.soy.jbcsrc.restricted.BytecodeProducerTest.java

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/*
 * Copyright 2015 Google Inc.
 *
 * 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
 *
 *     http://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 com.google.template.soy.jbcsrc.restricted;

import static com.google.common.truth.Truth.assertThat;
import static org.junit.Assert.fail;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.tree.MethodNode;

/** Tests for {@link com.google.template.soy.jbcsrc.restricted.BytecodeProducer} */
@RunWith(JUnit4.class)
public class BytecodeProducerTest {

    @Test
    public void testGenDoesntOverlapWithCompile() {
        BytecodeProducer producer = new BytecodeProducer() {
            @Override
            protected void doGen(CodeBuilder adapter) {
                BytecodeUtils.constant('c').gen(adapter);
            }
        };
        try {
            CodeBuilder adaterAdapter = new CodeBuilder(Opcodes.ACC_PUBLIC, BytecodeUtils.NULLARY_INIT,
                    new MethodNode());
            producer.gen(adaterAdapter);
            fail();
        } catch (IllegalStateException e) {
            assertThat(e).hasMessageThat()
                    .contains("All bytecode producers should be constructed prior to code generation");
        }
    }
}