StringTemplateBuilderTest.java

/*
 * Copyright 2015 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * 
 *      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 org.dashbuilder.common.client;

import java.util.Set;

import org.junit.Test;

import static org.junit.Assert.*;

public class StringTemplateBuilderTest {

    @Test
    public void testNoReplacement() {
        StringTemplateBuilder templateBuilder = new StringTemplateBuilder();
        templateBuilder.setTemplate("Hello ${user} from ${place}.");
        Set<String> keys = templateBuilder.keys();
        String code = templateBuilder.build();

        assertEquals(keys.size(), 2);
        assertTrue(keys.contains("user"));
        assertTrue(keys.contains("place"));
        assertEquals(code, "Hello ${user} from ${place}.");
    }

    @Test
    public void testReplacement() {
        StringTemplateBuilder templateBuilder = new StringTemplateBuilder();
        templateBuilder.setTemplate("Hello ${user} from ${place}.");
        templateBuilder.replace("user", "Mark");
        templateBuilder.replace("place", "London");
        String code = templateBuilder.build();
        assertEquals(code, "Hello Mark from London.");
    }

    @Test
    public void testCustomKeys() {
        StringTemplateBuilder templateBuilder = new StringTemplateBuilder();
        templateBuilder.setKeyPrefix("[");
        templateBuilder.setKeySufix("]");
        templateBuilder.setTemplate("Hello [user] from [place].");
        templateBuilder.replace("user", "Mark");
        templateBuilder.replace("place", "London");
        String code = templateBuilder.build();
        assertEquals(code, "Hello Mark from London.");
    }
}