// Copyright 2006, 2007, 2008, 2009, 2010 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.bindings;
import org.apache.tapestry5.Binding;
import org.apache.tapestry5.ComponentResources;
import org.apache.tapestry5.annotations.BeforeRenderBody;
import org.apache.tapestry5.beaneditor.Validate;
import org.apache.tapestry5.internal.test.InternalBaseTestCase;
import org.apache.tapestry5.internal.util.IntegerRange;
import org.apache.tapestry5.ioc.Location;
import org.apache.tapestry5.ioc.internal.util.InternalUtils;
import org.apache.tapestry5.ioc.internal.util.TapestryException;
import org.apache.tapestry5.runtime.Component;
import org.apache.tapestry5.services.BindingFactory;
import org.testng.annotations.AfterClass;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
public class PropBindingFactoryTest extends InternalBaseTestCase
{
private BindingFactory factory;
@BeforeClass
public void setup_factory()
{
factory = getService("PropBindingFactory", BindingFactory.class);
}
@AfterClass
public void cleanup_factory()
{
factory = null;
}
private ComponentResources newComponentResources(Component component)
{
ComponentResources resources = mockComponentResources();
train_getComponent(resources, component);
train_getCompleteId(resources, "foo.Bar:baz");
return resources;
}
@Test
public void object_property()
{
TargetBean bean = new TargetBean();
ComponentResources resources = newComponentResources(bean);
Location l = mockLocation();
replay();
Binding binding = factory.newBinding("test binding", resources, null, "objectValue", l);
assertSame(binding.getBindingType(), String.class);
bean.setObjectValue("first");
assertEquals(binding.get(), "first");
binding.set("second");
assertEquals(bean.getObjectValue(), "second");
assertEquals(InternalUtils.locationOf(binding), l);
assertEquals(binding.toString(), "PropBinding[test binding foo.Bar:baz(objectValue)]");
verify();
}
@Test
public void annotation_from_read_only_property()
{
TargetBean bean = new TargetBean();
ComponentResources resources = newComponentResources(bean);
Location l = mockLocation();
replay();
Binding binding = factory.newBinding("test binding", resources, null, "readOnly", l);
assertEquals(binding.getAnnotation(Validate.class).value(), "readonly");
verify();
}
@Test
public void annotation_from_write_only_property()
{
TargetBean bean = new TargetBean();
ComponentResources resources = newComponentResources(bean);
Location l = mockLocation();
replay();
Binding binding = factory.newBinding("test binding", resources, null, "writeOnly", l);
assertEquals(binding.getAnnotation(Validate.class).value(), "writeonly");
verify();
}
@Test
public void annotation_does_not_exist()
{
TargetBean bean = new TargetBean();
ComponentResources resources = newComponentResources(bean);
Location l = mockLocation();
replay();
Binding binding = factory.newBinding("test binding", resources, null, "intValue", l);
assertNull(binding.getAnnotation(Validate.class));
verify();
}
@Test
public void annotation_on_named_method()
{
TargetBean bean = new TargetBean();
ComponentResources resources = newComponentResources(bean);
Location l = mockLocation();
replay();
Binding binding = factory.newBinding("test binding", resources, null, "stringHolderMethod()", l);
assertNotNull(binding.getAnnotation(BeforeRenderBody.class));
verify();
}
@Test
public void annnotation_on_read_method_takes_precedence_over_write_method()
{
TargetBean bean = new TargetBean();
ComponentResources resources = newComponentResources(bean);
Location l = mockLocation();
replay();
Binding binding = factory.newBinding("test binding", resources, null, "objectValue", l);
assertEquals(binding.getAnnotation(Validate.class).value(), "getObjectValue");
verify();
}
@Test
public void property_path()
{
TargetBean bean = new TargetBean();
ComponentResources resources = newComponentResources(bean);
Location l = mockLocation();
replay();
Binding binding = factory.newBinding("test binding", resources, null, "stringHolder.value", l);
assertSame(binding.getBindingType(), String.class);
bean.getStringHolder().setValue("first");
assertEquals(binding.get(), "first");
binding.set("second");
assertEquals(bean.getStringHolder().getValue(), "second");
assertEquals(binding.toString(), "PropBinding[test binding foo.Bar:baz(stringHolder.value)]");
verify();
}
/**
* The "preamble" are the non-terminal property or method names.
*/
@Test
public void property_path_with_explicit_method_in_preamble()
{
TargetBean bean = new TargetBean();
ComponentResources resources = newComponentResources(bean);
Location l = mockLocation();
replay();
Binding binding = factory.newBinding("test binding", resources, null, "stringHolderMethod().value", l);
assertSame(binding.getBindingType(), String.class);
bean.getStringHolder().setValue("first");
assertEquals(binding.get(), "first");
assertEquals(binding.toString(), "PropBinding[test binding foo.Bar:baz(stringHolderMethod().value)]");
verify();
}
@Test
public void method_call_as_terminal()
{
TargetBean bean = new TargetBean();
ComponentResources resources = newComponentResources(bean);
Location l = mockLocation();
replay();
Binding binding = factory.newBinding("test binding", resources, null, "stringHolderMethod().stringValue()", l);
assertSame(binding.getBindingType(), String.class);
bean.getStringHolder().setValue("first");
assertEquals(binding.get(), "first");
try
{
binding.set("read-only");
unreachable();
}
catch (TapestryException ex)
{
assertEquals(
ex.getMessage(),
"Expression 'stringHolderMethod().stringValue()' for class org.apache.tapestry5.internal.bindings.TargetBean is read-only.");
assertSame(ex.getLocation(), l);
}
verify();
}
@Test
public void method_not_found_in_preamble()
{
TargetBean bean = new TargetBean();
ComponentResources resources = mockComponentResources();
Location l = mockLocation();
train_getComponent(resources, bean);
replay();
try
{
factory.newBinding("test binding", resources, null, "isThatRealBlood().value", l);
unreachable();
}
catch (RuntimeException ex)
{
assertMessageContains(ex,
"No public method \'isThatRealBlood()\' in class org.apache.tapestry5.internal.bindings.TargetBean");
}
verify();
}
@Test
public void method_not_found_in_terminal()
{
TargetBean bean = new TargetBean();
ComponentResources resources = mockComponentResources();
Location l = mockLocation();
train_getComponent(resources, bean);
replay();
try
{
factory.newBinding("test binding", resources, null, "stringHolder.isThatRealBlood()", l);
unreachable();
}
catch (RuntimeException ex)
{
assertMessageContains(ex,
"No public method \'isThatRealBlood()\' in class org.apache.tapestry5.internal.bindings.StringHolder");
}
verify();
}
@Test
public void void_method_in_preamble()
{
TargetBean bean = new TargetBean();
ComponentResources resources = mockComponentResources();
Location l = mockLocation();
train_getComponent(resources, bean);
replay();
try
{
factory.newBinding("test binding", resources, null, "voidMethod().value", l);
unreachable();
}
catch (RuntimeException ex)
{
assertMessageContains(ex,
"Method org.apache.tapestry5.internal.bindings.TargetBean.voidMethod() returns void");
}
verify();
}
@Test
public void void_method_as_terminal()
{
TargetBean bean = new TargetBean();
ComponentResources resources = mockComponentResources();
Location l = mockLocation();
train_getComponent(resources, bean);
replay();
try
{
factory.newBinding("test binding", resources, null, "stringHolder.voidMethod()", l);
unreachable();
}
catch (RuntimeException ex)
{
assertMessageContains(ex,
"Method org.apache.tapestry5.internal.bindings.StringHolder.voidMethod() returns void");
}
verify();
}
@Test
public void property_path_through_missing_property()
{
TargetBean bean = new TargetBean();
ComponentResources resources = mockComponentResources();
Location l = mockLocation();
train_getComponent(resources, bean);
replay();
String propertyPath = "stringHolder.missingProperty.terminalProperty";
try
{
factory.newBinding("test binding", resources, null, propertyPath, l);
unreachable();
}
catch (RuntimeException ex)
{
assertMessageContains(ex,
"Class org.apache.tapestry5.internal.bindings.StringHolder does not contain a property",
"\'missingProperty\'");
}
verify();
}
@Test
public void property_path_through_write_only_property()
{
TargetBean bean = new TargetBean();
ComponentResources resources = mockComponentResources();
Location l = mockLocation();
train_getComponent(resources, bean);
replay();
String propertyPath = "writeOnly.terminalProperty";
try
{
factory.newBinding("test binding", resources, null, propertyPath, l);
unreachable();
}
catch (RuntimeException ex)
{
assertMessageContains(ex,
"Property \'writeOnly\' of class org.apache.tapestry5.internal.bindings.TargetBean",
"is not readable (it has no read accessor method).");
}
verify();
}
@Test
public void primitive_property()
{
TargetBean bean = new TargetBean();
ComponentResources resources = newComponentResources(bean);
Location l = mockLocation();
replay();
Binding binding = factory.newBinding("test binding", resources, null, "intValue", l);
assertSame(binding.getBindingType(), int.class);
bean.setIntValue(1);
assertEquals(binding.get(), 1);
binding.set(2);
assertEquals(bean.getIntValue(), 2);
verify();
}
@Test
public void read_only_property()
{
TargetBean bean = new TargetBean();
ComponentResources resources = newComponentResources(bean);
Location l = mockLocation();
replay();
Binding binding = factory.newBinding("test binding", resources, null, "readOnly", l);
assertEquals(binding.get(), "ReadOnly");
try
{
binding.set("fail");
unreachable();
}
catch (TapestryException ex)
{
assertEquals(ex.getMessage(),
"Expression 'readOnly' for class org.apache.tapestry5.internal.bindings.TargetBean is read-only.");
assertEquals(ex.getLocation(), l);
}
verify();
}
@Test
public void write_only_property()
{
TargetBean bean = new TargetBean();
ComponentResources resources = newComponentResources(bean);
Location l = mockLocation();
replay();
Binding binding = factory.newBinding("test binding", resources, null, "writeOnly", l);
binding.set("updated");
assertEquals(bean.writeOnly, "updated");
try
{
assertEquals(binding.get(), "ReadOnly");
unreachable();
}
catch (TapestryException ex)
{
assertEquals(ex.getMessage(),
"Expression writeOnly for class org.apache.tapestry5.internal.bindings.TargetBean is write-only.");
assertEquals(ex.getLocation(), l);
}
verify();
}
@Test
public void unknown_property()
{
TargetBean bean = new TargetBean();
ComponentResources resources = mockComponentResources();
Location l = mockLocation();
train_getComponent(resources, bean);
replay();
try
{
factory.newBinding("test binding", resources, null, "missingProperty", l);
unreachable();
}
catch (RuntimeException ex)
{
assertMessageContains(ex,
"Class org.apache.tapestry5.internal.bindings.TargetBean does not contain a property",
"\'missingProperty\'");
}
verify();
}
@Test(dataProvider = "values")
public void special_prop_binding_values(String expression, Object expected)
{
Location l = mockLocation();
String description = "my description";
ComponentResources resources = mockComponentResources();
Component component = mockComponent();
train_getComponent(resources, component);
train_getCompleteId(resources, "Does.not.matter");
replay();
Binding binding = factory.newBinding(description, resources, null, expression, l);
assertEquals(binding.get(), expected);
// All of these are invariatns, even though they are generated from the PropertyConduit.
assertTrue(binding.isInvariant());
verify();
}
@DataProvider
public Object[][] values()
{
return new Object[][]
{
{ "true", true, },
{ "True", true, },
{ " true ", true, },
{ "false", false },
{ "null", null },
{ "3", 3l },
{ " 37 ", 37l },
{ " -227", -227l },
{ " 5.", 5d },
{ " -100.", -100d },
{ " -0.0 ", -0d },
{ "+50", 50l },
{ "+7..+20", new IntegerRange(7, 20) },
{ "+5.5", 5.5d },
{ "1..10", new IntegerRange(1, 10) },
{ " -20 .. -30 ", new IntegerRange(-20, -30) },
{ "0.", 0d },
{ " 227.75", 227.75d },
{ " -10123.67", -10123.67d },
{ "'Hello World'", "Hello World" },
{ " 'Whitespace Ignored' ", "Whitespace Ignored" },
{ " ' Inside ' ", " Inside " } };
}
}