/*
 * Copyright 2009 Google Inc.
 *
 * 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 com.google.gwt.uibinder.attributeparsers;

import com.google.gwt.core.ext.TreeLogger;
import com.google.gwt.core.ext.UnableToCompleteException;
import com.google.gwt.core.ext.typeinfo.TypeOracle;
import com.google.gwt.dev.CompilerContext;
import com.google.gwt.dev.javac.CompilationState;
import com.google.gwt.dev.javac.CompilationStateBuilder;
import com.google.gwt.uibinder.rebind.MortalLogger;
import com.google.gwt.uibinder.test.UiJavaResources;
import com.google.gwt.user.client.ui.TextBoxBase;

import junit.framework.TestCase;

/**
 * Test for {@link TextAlignConstantParser}.
 */
public class TextAlignConstantParserTest extends TestCase {
  private static final String TBB = TextBoxBase.class.getCanonicalName();
  @SuppressWarnings("deprecation")
  private static final String TAC =
      com.google.gwt.user.client.ui.TextBoxBase.TextAlignConstant.class.getCanonicalName();
  private TextAlignConstantParser parser;

  @Override
  public void setUp() throws Exception {
    super.setUp();
    CompilationState state = CompilationStateBuilder.buildFrom(
        TreeLogger.NULL, new CompilerContext(), UiJavaResources.getUiResources());
    TypeOracle types = state.getTypeOracle();
    parser = new TextAlignConstantParser(new FieldReferenceConverter(null),
        types.parse(TAC), MortalLogger.NULL);
  }

  public void testFriendlyNames() throws UnableToCompleteException {
    assertEquals(TBB + ".ALIGN_LEFT", parser.parse(null, "left"));
    assertEquals(TBB + ".ALIGN_CENTER", parser.parse(null, "center"));
    assertEquals(TBB + ".ALIGN_RIGHT", parser.parse(null, "right"));
    assertEquals(TBB + ".ALIGN_JUSTIFY", parser.parse(null, "justify"));
    // capitalized
    assertEquals(TBB + ".ALIGN_LEFT", parser.parse(null, "Left"));
    assertEquals(TBB + ".ALIGN_CENTER", parser.parse(null, "Center"));
    assertEquals(TBB + ".ALIGN_RIGHT", parser.parse(null, "Right"));
    assertEquals(TBB + ".ALIGN_JUSTIFY", parser.parse(null, "Justify"));
  }

  public void testUglyNames() throws UnableToCompleteException {
    assertEquals(TBB + ".ALIGN_LEFT", parser.parse(null, "ALIGN_LEFT"));
    assertEquals(TBB + ".ALIGN_CENTER", parser.parse(null, "ALIGN_CENTER"));
    assertEquals(TBB + ".ALIGN_RIGHT", parser.parse(null, "ALIGN_RIGHT"));
    assertEquals(TBB + ".ALIGN_JUSTIFY", parser.parse(null, "ALIGN_JUSTIFY"));
  }

  public void testBad() {
    try {
      parser.parse(null, "fnord");
      fail("Expected UnableToCompleteException");
    } catch (UnableToCompleteException e) {
      /* pass */
    }
  }

  public void testFieldRef() throws UnableToCompleteException {
    assertEquals("foo.bar().baz()", parser.parse(null, "{foo.bar.baz}"));
  }
}