}

    @Test
    public void test_throwAndCatchWithCause() {
        // Test throwing and catching the exception with cause
        String expectedMessage = "SAML assertion validation failed";
        Exception expectedCause = new IllegalStateException("Invalid SAML response");

        try {
            throw new SsoProcessException(expectedMessage, expectedCause);
        } catch (SsoProcessException e) {

    }

    @Test
    public void test_variousTokenTypes() {
        // Test with various common token types
        String[] tokenTypes = { "Bearer", "JWT", "OAuth", "OAuth2", "APIKey", "Session", "Basic", "Digest", "SAML", "OpenID" };

        for (String tokenType : tokenTypes) {
            String message = tokenType + " token is invalid";

        assertNull(IpAddressUtil.buildUrl("http", (String) null, 8080, "/path"));
    }

    @Test
    public void testRealWorldScenarios() throws UnknownHostException {
        // Scenario 1: SAML entityId for IPv6
        InetAddress localhost = InetAddress.getByName("localhost");
        String entityId = IpAddressUtil.buildUrl("http", localhost, 8080, "/sso/metadata");
        assertTrue(entityId.startsWith("http://"));

            return redirect(LoginAction.class);
        }
    }

    /**
     * SSO metadata endpoint.
     *
     * This method handles requests for SSO metadata, typically used by SAML or
     * other SSO protocols that require metadata exchange. The actual metadata
     * content is generated by the configured SSO authenticator.
     *
     * @return ActionResponse containing the SSO metadata or error page

                                            <la:option value="oic">OpenID Connect</la:option>
                                            <la:option value="saml">SAML</la:option>
                                            <la:option value="spnego">SPNEGO</la:option>
                                            <la:option value="entraid">Entra ID</la:option>

labels.oic_redirect_url=Redirect URL
labels.oic_scope=Scope
labels.oic_base_url=Base URL
labels.oic_default_groups=Default Groups
labels.oic_default_roles=Default Roles
labels.general_menu_saml=SAML
labels.saml_sp_base_url=SP Base URL
labels.saml_attribute_group_name=Group Attribute Name
labels.saml_attribute_role_name=Role Attribute Name
labels.saml_default_groups=Default Groups

	</component>
	<component name="oicAuthenticator" class="org.codelibs.fess.sso.oic.OpenIdConnectAuthenticator">
	</component>
	<component name="samlAuthenticator" class="org.codelibs.fess.sso.saml.SamlAuthenticator">
	</component>
	<component name="spnegoAuthenticator" class="org.codelibs.fess.sso.spnego.SpnegoAuthenticator">
	</component>

labels.oic_redirect_url=Redirect URL
labels.oic_scope=Scope
labels.oic_base_url=Base URL
labels.oic_default_groups=Default Groups
labels.oic_default_roles=Default Roles
labels.general_menu_saml=SAML
labels.saml_sp_base_url=SP Base URL
labels.saml_attribute_group_name=Group Attribute Name
labels.saml_attribute_role_name=Role Attribute Name
labels.saml_default_groups=Default Groups

			<version>${okhttp.version}</version>
			<scope>test</scope>
		</dependency>
		<dependency>
			<groupId>org.codelibs</groupId>
			<artifactId>java-saml</artifactId>
			<version>${java.saml.version}</version>
			<exclusions>
				<exclusion>
					<groupId>jakarta.xml.bind</groupId>
					<artifactId>jakarta.xml.bind-api</artifactId>
				</exclusion>
			</exclusions>

labels.oic_redirect_url=Redirect URL
labels.oic_scope=Scope
labels.oic_base_url=Base URL
labels.oic_default_groups=Default Groups
labels.oic_default_roles=Default Roles
labels.general_menu_saml=SAML
labels.saml_sp_base_url=SP Base URL
labels.saml_attribute_group_name=Group Attribute Name
labels.saml_attribute_role_name=Role Attribute Name
labels.saml_default_groups=Default Groups