util/src/test/java/org/apache/jsieve/util/SieveGenerationTest.java

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package org.apache.jsieve.util;

import java.io.ByteArrayInputStream;
import java.io.StringWriter;

import org.apache.jsieve.ConfigurationManager;
import org.apache.jsieve.parser.generated.Node;

import junit.framework.TestCase;

public class SieveGenerationTest extends TestCase {
    
    protected void setUp() throws Exception {
        super.setUp();
    }

    protected void tearDown() throws Exception {
        super.tearDown();
    }

    public void testShouldGenerateSoloToEmailScriptFromNode() throws Exception {
        assertShouldRoundtripScript(
                "if address :is :all [\"to\"] [\"coyote@desert.example.org\"] {"
                + "fileinto [\"coyote\"];} "
                + "if address :is :all [\"to\"] [\"bugs@example.org\"] {"
                + "fileinto [\"bugs\"];} "
                + "if address :is :all [\"to\"] [\"roadrunneracme.@example.org\"] {"
                + "fileinto [\"rr\"];} "
                + "if address :is :all [\"to\"] [\"elmer@hunters.example.org\"] {"
                + "fileinto [\"elmer\"];}");
    }
    
    public void testShouldGenerateSimpleScriptFromNode() throws Exception {
        assertShouldRoundtripScript("if address :all :is [\"from\"] [\"user@domain\"] {stop;}");
    }
    
    public void testShouldGenerateFileintoFromNode() throws Exception {
        assertShouldRoundtripScript("fileinto [\"INBOX.test1\"]; fileinto [\"INBOX.test1\"];");
    }
    
    private void assertShouldRoundtripScript(final String script) throws Exception {
        // Set up
        final Node node = new ConfigurationManager().build().parse(new ByteArrayInputStream(script.getBytes()));
        final StringWriter monitor = new StringWriter();
        
        // Exercise
        OutputUtils.toSieve(node, monitor);
        
        // Verify
        assertEquals(script, monitor.toString());
    }

}