test/java/lang/reflect/Modifier/toStringTest.java

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/**
 * @test
 * @bug 4394937
 * @summary tests the toString method of reflect.Modifier
 */

import java.lang.reflect.*;

public class toStringTest {

    static void testString(int test, String expected) {
        if(!Modifier.toString(test).equals(expected))
            throw new RuntimeException(test +
                                          " yields incorrect toString result");
    }

    public static void main(String [] argv) {
        int allMods = Modifier.PUBLIC | Modifier.PROTECTED | Modifier.PRIVATE |
            Modifier.ABSTRACT | Modifier.STATIC | Modifier.FINAL |
            Modifier.TRANSIENT | Modifier.VOLATILE | Modifier.SYNCHRONIZED |
            Modifier.NATIVE | Modifier.STRICT | Modifier.INTERFACE;

        String allModsString = "public protected private abstract static " +
            "final transient volatile synchronized native strictfp interface";

        /* zero should have an empty string */
        testString(0, "");

        /* test to make sure all modifiers print out in the proper order */
        testString(allMods, allModsString);

        /* verify no extraneous modifiers are printed */
        testString(~0, allModsString);
    }
}