Examples with ECFieldF2m java.security.spec.ECFieldF2m used on opensource projects

Example 6 with ECFieldF2m

use of java.security.spec.ECFieldF2m in project j2objc by google.

the class ECFieldF2mTest method testEqualsObject05.

/**
     * Test #5 for <code>equals()</code> method.<br>
     *
     * Assertion: objects equal if their m, and rp are mutually equal.
     */
public final void testEqualsObject05() {
    ECFieldF2m f1 = new ECFieldF2m(2000);
    ECFieldF2m f2 = new ECFieldF2m(2000, BigInteger.valueOf(0L).setBit(0).setBit(1).setBit(2).setBit(981).setBit(2000));
    assertFalse(f1.equals(f2) || f2.equals(f1));
}

Example 7 with ECFieldF2m

use of java.security.spec.ECFieldF2m in project j2objc by google.

the class ECFieldF2mTest method testEqualsObject04.

/**
     * Test #4 for <code>equals()</code> method.<br>
     *
     * Assertion: pentanomial basis - objects equal if their m, and rp
     * are mutually equal.
     */
public final void testEqualsObject04() {
    ECFieldF2m f1 = new ECFieldF2m(2000, new int[] { 981, 2, 1 });
    ECFieldF2m f2 = new ECFieldF2m(2000, BigInteger.valueOf(0L).setBit(0).setBit(1).setBit(2).setBit(981).setBit(2000));
    assertTrue(f1.equals(f2) && f2.equals(f1));
}

Example 8 with ECFieldF2m

use of java.security.spec.ECFieldF2m in project j2objc by google.

the class ECFieldF2mTest method testHashCode01.

/**
     * Test #1 for <code>hashCode()</code> method.<br>
     *
     * 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());
}

Example 9 with ECFieldF2m

use of java.security.spec.ECFieldF2m in project j2objc by google.

the class ECFieldF2mTest method testIsStatePreserved02.

/**
     * Tests that object state is preserved against
     * modifications through array reference returned by
     * <code>getMidTermsOfReductionPolynomial()</code> method.
     */
public final void testIsStatePreserved02() {
    // reference array
    int[] a = new int[] { 981, 2, 1 };
    // reference array copy
    int[] aCopy = a.clone();
    // create obj using copy
    ECFieldF2m f = new ECFieldF2m(2000, aCopy);
    // get array reference and modify returned array
    f.getMidTermsOfReductionPolynomial()[0] = 1532;
    // compare reference with returned for the second time array
    assertTrue(Arrays.equals(a, f.getMidTermsOfReductionPolynomial()));
}

Example 10 with ECFieldF2m

use of java.security.spec.ECFieldF2m in project j2objc by google.

the class ECFieldF2mTest method testGetReductionPolynomial01.

/**
     * Test #1 for <code>getReductionPolynomial()</code> method.<br>
     *
     * Assertion: returns reduction polynomial
     */
public final void testGetReductionPolynomial01() {
    BigInteger rp = BigInteger.valueOf(0L).setBit(0).setBit(1).setBit(2).setBit(981).setBit(2000);
    assertTrue(new ECFieldF2m(2000, rp).getReductionPolynomial().equals(rp));
}