ASTImportDeclarationTest.java

/**
 * BSD-style license; for more info see http://pmd.sourceforge.net/license.html
 */

package net.sourceforge.pmd.lang.java.ast;

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

import java.util.Set;

import org.junit.Test;

import net.sourceforge.pmd.PMD;
import net.sourceforge.pmd.lang.LanguageRegistry;
import net.sourceforge.pmd.lang.java.JavaLanguageModule;
import net.sourceforge.pmd.lang.java.ParserTst;

public class ASTImportDeclarationTest extends ParserTst {

    @Test
    public void testImportOnDemand() {
        Set<ASTImportDeclaration> ops = getNodes(ASTImportDeclaration.class, TEST1);
        assertTrue(ops.iterator().next().isImportOnDemand());
    }

    @Test
    public void testGetImportedNameNode() {
        ASTImportDeclaration i = getNodes(ASTImportDeclaration.class, TEST2).iterator().next();
        assertEquals("foo.bar.Baz", i.getImportedName());
    }

    @Test
    public void testStaticImport() {
        Set<ASTImportDeclaration> ops = getNodes(ASTImportDeclaration.class, TEST3);
        ASTImportDeclaration i = ops.iterator().next();
        assertTrue(i.isStatic());
    }

    @Test(expected = ParseException.class)
    public void testStaticImportFailsWithJDK14() {
        getNodes(LanguageRegistry.getLanguage(JavaLanguageModule.NAME).getVersion("1.4"), ASTImportDeclaration.class,
                TEST3);
    }

    private static final String TEST1 = "import foo.bar.*;" + PMD.EOL + "public class Foo {}";

    private static final String TEST2 = "import foo.bar.Baz;" + PMD.EOL + "public class Foo {}";

    private static final String TEST3 = "import static foo.bar.Baz;" + PMD.EOL + "public class Foo {}";
}