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Copyright 2010 JBoss 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 org.drools.guvnor.client.packages;
 
 
 import  org.drools.guvnor.client.packages.PackageHeaderWidget.Global;
 import  org.drools.guvnor.client.packages.PackageHeaderWidget.Import;
 import  org.drools.guvnor.client.packages.PackageHeaderWidget.Types;
 
 public class PackageHeaderWidgetTest extends TestCase {
 
 	public void testEmpty() {
 
 		PackageHeaderWidget.Types t = PackageHeaderHelper.parseHeader(null);
 		assertNotNull(t.globals);
 		assertNotNull(t.imports);
 
 		t = PackageHeaderHelper.parseHeader("");
 		assertNotNull(t.globals);
 		assertNotNull(t.imports);
 
 	}
 
 	public void testImports() {
 		String s = "import goo.bar.Whee;\n\nimport wee.waah.Foo\nimport nee.Nah";
 		PackageHeaderWidget.Types t = PackageHeaderHelper.parseHeader(s);
 		assertNotNull(t.globals);
 		assertNotNull(t.imports);
 
 		assertEquals(0, t.globals.size());
 		assertEquals(3, t.imports.size());
 		Import i = (Import) t.imports.get(0);
 		assertEquals("goo.bar.Whee"i.type);
 
 		i = (Import) t.imports.get(1);
 		assertEquals("wee.waah.Foo"i.type);
 
 		i = (Import) t.imports.get(2);
 		assertEquals("nee.Nah"i.type);
 
 	}
 
 	public void testGlobals() {
 		String s = "global goo.bar.Whee x;\n\nglobal wee.waah.Foo asd\nglobal nee.Nah d";
 		PackageHeaderWidget.Types t = PackageHeaderHelper.parseHeader(s);
 		assertNotNull(t.globals);
 		assertNotNull(t.imports);
 
 		assertEquals(3, t.globals.size());
 		assertEquals(0, t.imports.size());
 
 		Global i = (Global) t.globals.get(0);
 		assertEquals("goo.bar.Whee"i.type);
 		assertEquals("x"i.name);
 
 		i = (Global) t.globals.get(1);
 		assertEquals("wee.waah.Foo"i.type);
 		assertEquals("asd"i.name);
 
 		i = (Global) t.globals.get(2);
 		assertEquals("nee.Nah"i.type);
 		assertEquals("d"i.name);
 
 	}
 
 	public void testGlobalsImports() {
 		String s = "import goo.bar.Whee;\n\nglobal wee.waah.Foo asd";
 		PackageHeaderWidget.Types t = PackageHeaderHelper.parseHeader(s);
 		assertEquals(1, t.imports.size());
 		assertEquals(1, t.globals.size());
 
 		Import i = (Import) t.imports.get(0);
 		assertEquals("goo.bar.Whee"i.type);
 
 		Global g = (Global) t.globals.get(0);
 		assertEquals("wee.waah.Foo"g.type);
 		assertEquals("asd"g.name);
 
 
	}
	public void testAdvanced() {
		String s = "import goo.bar.Whee;\nglobal Wee waa;\n \nsomething else maybe dialect !";
		assertEquals(null, PackageHeaderHelper.parseHeader(s));
	}
	public void testRenderTypes() {
		Types t = new Types();
		t.imports.add(new Import("foo.bar.Baz"));
		String h = PackageHeaderHelper.renderTypes(t);
		assertEquals("import foo.bar.Baz"h.trim());
		t = PackageHeaderHelper.parseHeader(h);
		assertEquals(1, t.imports.size());
		Import i = (Import) t.imports.get(0);
		assertEquals("foo.bar.Baz"i.type);
		t.globals.add(new Global("foo.Bar""xs"));
		t.globals.add(new Global("whee.wah""tt"));
		h = PackageHeaderHelper.renderTypes(t);
		assertEquals("import foo.bar.Baz\nglobal foo.Bar xs\nglobal whee.wah tt"h.trim());
	}
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