Examples of ECFieldF2m

java.security.spec.ECFieldF2m
This immutable class defines an elliptic curve (EC) characteristic 2 finite field. @see ECField @author Valerie Peng @version 1.4, 11/17/05 @since 1.5

Examples of java.security.spec.ECFieldF2m

    public final void testECFieldF2mint() {
        for(int i=0; i<intCtorTestParameters.length; i++) {
            ECFieldF2mDomainParams tp = intCtorTestParameters[i];
            try {
                // perform test
                new ECFieldF2m(tp.m);
                
                if (tp.x != null) {
                    // exception has been expected 
                    fail(getName() + ", set " + i +
                            " FAILED: expected exception has not been thrown");

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Examples of java.security.spec.ECFieldF2m

    public final void testECFieldF2mintintArray() {
        for(int i=0; i<intIntArrayCtorTestParameters.length; i++) {
            ECFieldF2mDomainParams tp = intIntArrayCtorTestParameters[i];
            try {
                // perform test
                new ECFieldF2m(tp.m, tp.ks);
                
                if (tp.x != null) {
                    // exception has been expected 
                    fail(getName() + ", set " + i +
                            " FAILED: expected exception has not been thrown");

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Examples of java.security.spec.ECFieldF2m

     *
     * Assertion: must return the same value if invoked
     * repeatedly on the same object. 
     */
    public final void testHashCode01() {
        ECFieldF2m f = new ECFieldF2m(2000);
        int hc = f.hashCode();
        assertTrue(hc == f.hashCode() &&
                   hc == f.hashCode() &&
                   hc == f.hashCode() &&
                   hc == f.hashCode() &&
                   hc == f.hashCode() &&
                   hc == f.hashCode() &&
                   hc == f.hashCode() &&
                   hc == f.hashCode());
    }

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Examples of java.security.spec.ECFieldF2m

     *
     * Assertion: must return the same value if invoked
     * repeatedly on the same object. 
     */
    public final void testHashCode02() {
        ECFieldF2m f = new ECFieldF2m(2000, new int[] {981, 2, 1});
        int hc = f.hashCode();
        assertTrue(hc == f.hashCode() &&
                   hc == f.hashCode() &&
                   hc == f.hashCode() &&
                   hc == f.hashCode() &&
                   hc == f.hashCode() &&
                   hc == f.hashCode() &&
                   hc == f.hashCode() &&
                   hc == f.hashCode());
    }

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Examples of java.security.spec.ECFieldF2m

     *
     * Assertion: must return the same value if invoked
     * on equal (according to the <code>equals(Object)</code> method) objects. 
     */
    public final void testHashCode03() {
        assertTrue(new ECFieldF2m(111).hashCode() ==
                   new ECFieldF2m(111).hashCode());
    }

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Examples of java.security.spec.ECFieldF2m

     *
     * Assertion: must return the same value if invoked
     * on equal (according to the <code>equals(Object)</code> method) objects. 
     */
    public final void testHashCode04() {
        assertTrue(new ECFieldF2m(2000, new int[] {981, 2, 1}).hashCode() ==
                   new ECFieldF2m(2000, new int[] {981, 2, 1}).hashCode());
    }

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Examples of java.security.spec.ECFieldF2m

     *
     * Assertion: must return the same value if invoked
     * on equal (according to the <code>equals(Object)</code> method) objects. 
     */
    public final void testHashCode05() {
        assertTrue(new ECFieldF2m(2000, new int[] {981, 2, 1}).hashCode() ==
                   new ECFieldF2m(2000, BigInteger.valueOf(0L).
                                        setBit(0).setBit(1).setBit(2).
                                        setBit(981).setBit(2000)).hashCode());
    }

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Examples of java.security.spec.ECFieldF2m

     * Test #1 for <code>equals()</code> method.<br>
     *
     * Assertion: object equals to itself. 
     */
    public final void testEqualsObject01() {
        ECFieldF2m obj = new ECFieldF2m(1999, new int[] {367});
        assertTrue(obj.equals(obj));
    }

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Examples of java.security.spec.ECFieldF2m

     * Test #2 for <code>equals()</code> method.<br>
     *
     * Assertion: normal basis - objects equal if their m are equal. 
     */
    public final void testEqualsObject02() {
        assertTrue(new ECFieldF2m(43).equals(new ECFieldF2m(43)));
    }

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Examples of java.security.spec.ECFieldF2m

     *
     * Assertion: trinomial basis - objects equal if their m, and rp
     * are mutually equal. 
     */
    public final void testEqualsObject03() {
        assertTrue(new ECFieldF2m(1999, new int[] {367}).equals(
                   new ECFieldF2m(1999, BigInteger.valueOf(0L).
                                        setBit(0).setBit(367).setBit(1999))));
    }

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