Is boolean

Definition

Return true if value is a boolean.

Usage

addRule("field -> bool")

Tests

@Test
public final void testRuleBoolOk() throws Exception {
    UtilTest.testIt("bool", "true", true);
    UtilTest.testIt("bool", "false", true);
    UtilTest.testIt("bool", "0", true);
    UtilTest.testIt("bool", "1", true);
}

@Test
public final void testRuleBoolNotOk() throws Exception {
    UtilTest.testIt("bool", "truee", false);
    UtilTest.testIt("bool", "flasee", false);
    UtilTest.testIt("bool", " 0", false);
    UtilTest.testIt("bool", " 1", false);
    UtilTest.testIt("bool", "2", false);
    UtilTest.testIt("bool", "yes", false);
    UtilTest.testIt("bool", "no", false);
}