assertTrue(StringUtil.startsWithIgnoreCase("isHoge", "IS"));
        assertTrue(StringUtil.startsWithIgnoreCase("ISHoge", "is"));
        assertFalse(StringUtil.startsWithIgnoreCase("isHoge", "iss"));
        assertFalse(StringUtil.startsWithIgnoreCase("is", "iss"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testSubstringFromLast() throws Exception {

	// which means the policy exceeded the allowed space.
	PackedPolicySize int `xml:",omitempty"`

	// The issuing authority of the web identity token presented. For OpenID Connect
	// ID tokens, this contains the value of the iss field. For OAuth 2.0 id_tokens,
	// this contains the value of the ProviderId parameter that was passed in the
	// AssumeRoleWithWebIdentity request.
	Provider string `xml:",omitempty"`

	assumeRole          = "AssumeRole"

	stsRequestBodyLimit = 10 * (1 << 20) // 10 MiB

	// JWT claim keys
	expClaim = "exp"
	subClaim = "sub"
	audClaim = "aud"
	issClaim = "iss"

	// JWT claim to check the parent user
	parentClaim = "parent"

	// LDAP claim keys
	ldapUser       = "ldapUser"       // this is a key name for a normalized DN value