ch.rasc.wampspring.method.DestinationPatternsMessageConditionTest.java Source code

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Here is the source code for ch.rasc.wampspring.method.DestinationPatternsMessageConditionTest.java

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/*
 * Copyright 2002-2015 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
 *
 *      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 ch.rasc.wampspring.method;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;

import java.util.UUID;

import org.junit.Test;
import org.springframework.messaging.Message;
import org.springframework.util.AntPathMatcher;

import ch.rasc.wampspring.message.CallMessage;

/**
 * Unit tests for {@link DestinationPatternsMessageCondition}.
 *
 * @author Rossen Stoyanchev
 */
public class DestinationPatternsMessageConditionTest {

    @Test
    public void prependSlashWithCustomPathSeparator() {
        DestinationPatternsMessageCondition c = new DestinationPatternsMessageCondition(new String[] { "foo" },
                new AntPathMatcher("."));

        assertEquals("Pre-pending should be disabled when not using '/' as path separator", "foo",
                c.getPatterns().iterator().next());
    }

    @Test
    public void prependNonEmptyPatternsOnly() {
        DestinationPatternsMessageCondition c = condition("");
        assertEquals("", c.getPatterns().iterator().next());
    }

    @Test
    public void combineEmptySets() {
        DestinationPatternsMessageCondition c1 = condition();
        DestinationPatternsMessageCondition c2 = condition();

        assertEquals(condition(""), c1.combine(c2));
    }

    @Test
    public void combineOnePatternWithEmptySet() {
        DestinationPatternsMessageCondition c1 = condition("/type1", "/type2");
        DestinationPatternsMessageCondition c2 = condition();

        assertEquals(condition("/type1", "/type2"), c1.combine(c2));

        c1 = condition();
        c2 = condition("/method1", "/method2");

        assertEquals(condition("/method1", "/method2"), c1.combine(c2));
    }

    @Test
    public void combineMultiplePatterns() {
        DestinationPatternsMessageCondition c1 = condition("/t1", "/t2");
        DestinationPatternsMessageCondition c2 = condition("/m1", "/m2");

        assertEquals(new DestinationPatternsMessageCondition(
                new String[] { "/t1/m1", "/t1/m2", "/t2/m1", "/t2/m2" }, new AntPathMatcher()), c1.combine(c2));
    }

    @Test
    public void matchDirectPath() {
        DestinationPatternsMessageCondition condition = condition("/foo");
        DestinationPatternsMessageCondition match = condition.getMatchingCondition(messageTo("/foo"));

        assertNotNull(match);
    }

    @Test
    public void matchPattern() {
        DestinationPatternsMessageCondition condition = condition("/foo/*");
        DestinationPatternsMessageCondition match = condition.getMatchingCondition(messageTo("/foo/bar"));

        assertNotNull(match);
    }

    @Test
    public void matchSortPatterns() {
        DestinationPatternsMessageCondition condition = condition("/**", "/foo/bar", "/foo/*");
        DestinationPatternsMessageCondition match = condition.getMatchingCondition(messageTo("/foo/bar"));
        DestinationPatternsMessageCondition expected = condition("/foo/bar", "/foo/*", "/**");

        assertEquals(expected, match);
    }

    @Test
    public void compareEqualPatterns() {
        DestinationPatternsMessageCondition c1 = condition("/foo*");
        DestinationPatternsMessageCondition c2 = condition("/foo*");

        assertEquals(0, c1.compareTo(c2, messageTo("/foo")));
    }

    @Test
    public void comparePatternSpecificity() {
        DestinationPatternsMessageCondition c1 = condition("/fo*");
        DestinationPatternsMessageCondition c2 = condition("/foo");

        assertEquals(1, c1.compareTo(c2, messageTo("/foo")));
    }

    @Test
    public void compareNumberOfMatchingPatterns() throws Exception {
        Message<?> message = messageTo("/foo");

        DestinationPatternsMessageCondition c1 = condition("/foo", "/bar");
        DestinationPatternsMessageCondition c2 = condition("/foo", "/f*");

        DestinationPatternsMessageCondition match1 = c1.getMatchingCondition(message);
        DestinationPatternsMessageCondition match2 = c2.getMatchingCondition(message);

        assertEquals(1, match1.compareTo(match2, message));
    }

    private static DestinationPatternsMessageCondition condition(String... patterns) {
        return new DestinationPatternsMessageCondition(patterns, new AntPathMatcher());
    }

    private static CallMessage messageTo(String destination) {
        return new CallMessage(UUID.randomUUID().toString(), destination);
    }

}