// Copyright 2007 The Apache Software Foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package org.apache.tapestry5.internal;

import org.apache.tapestry5.Field;
import org.apache.tapestry5.MarkupWriter;
import org.apache.tapestry5.ValidationDecorator;
import org.apache.tapestry5.ValidationTracker;
import org.apache.tapestry5.dom.Element;
import org.apache.tapestry5.dom.XMLMarkupModel;
import org.apache.tapestry5.internal.services.MarkupWriterImpl;
import org.apache.tapestry5.services.Environment;
import org.apache.tapestry5.test.TapestryTestCase;
import org.testng.annotations.Test;

public class DefaultValidationDecoratorTest extends TapestryTestCase
{
    @Test
    public void label_has_no_field()
    {
        Environment env = mockEnvironment();

        replay();

        ValidationDecorator decorator = new DefaultValidationDecorator(env, null, null, null);

        decorator.insideLabel(null, null);

        verify();
    }

    @Test
    public void label_error_no_existing_class_attribute()
    {
        MarkupWriter writer = new MarkupWriterImpl(new XMLMarkupModel());
        Environment env = mockEnvironment();
        Field field = mockField();
        ValidationTracker tracker = mockValidationTracker();

        train_peekRequired(env, ValidationTracker.class, tracker);
        train_inError(tracker, field, true);

        replay();

        Element e = writer.element("label", "accesskey", "f");

        ValidationDecorator decorator = new DefaultValidationDecorator(env, null, null, null);

        decorator.insideLabel(field, e);

        assertEquals(writer.toString(), "<?xml version=\"1.0\"?>\n<label accesskey=\"f\" class=\"t-error\"/>");

        verify();
    }

    @Test
    public void label_error_with_existing_class_attribute()
    {
        MarkupWriter writer = new MarkupWriterImpl(new XMLMarkupModel());
        Environment env = mockEnvironment();
        Field field = mockField();
        ValidationTracker tracker = mockValidationTracker();

        train_peekRequired(env, ValidationTracker.class, tracker);
        train_inError(tracker, field, true);

        replay();

        Element e = writer.element("label", "accesskey", "f", "class", "foo");

        ValidationDecorator decorator = new DefaultValidationDecorator(env, null, null, null);

        decorator.insideLabel(field, e);

        assertEquals(writer.toString(), "<?xml version=\"1.0\"?>\n<label accesskey=\"f\" class=\"foo t-error\"/>");

        verify();
    }

    @Test
    public void field_error()
    {
        MarkupWriter writer = new MarkupWriterImpl(new XMLMarkupModel());
        Environment env = mockEnvironment();
        Field field = mockField();
        ValidationTracker tracker = mockValidationTracker();

        train_peekRequired(env, ValidationTracker.class, tracker);
        train_inError(tracker, field, true);

        replay();

        writer.element("input", "type", "text", "name", "ex", "class", "foo", "value", "freddy", "size", "30");

        ValidationDecorator decorator = new DefaultValidationDecorator(env, null, null, writer);

        decorator.insideField(field);

        assertEquals(writer.toString(),
                     "<?xml version=\"1.0\"?>\n<input class=\"foo t-error\" name=\"ex\" size=\"30\" type=\"text\" value=\"freddy\"/>");

        verify();
    }

    @Test
    public void field_ok()
    {
        Environment env = mockEnvironment();
        Field field = mockField();
        ValidationTracker tracker = mockValidationTracker();

        train_peekRequired(env, ValidationTracker.class, tracker);
        train_inError(tracker, field, false);

        replay();

        ValidationDecorator decorator = new DefaultValidationDecorator(env, null, null, null);

        decorator.insideField(field);

        verify();
    }

    @Test
    public void label_when_field_not_in_error()
    {
        Environment env = mockEnvironment();
        Field field = mockField();
        ValidationTracker tracker = mockValidationTracker();

        train_peekRequired(env, ValidationTracker.class, tracker);
        train_inError(tracker, field, false);

        replay();

        ValidationDecorator decorator = new DefaultValidationDecorator(env, null, null, null);

        decorator.insideLabel(field, null);

        verify();
    }
}