Package org.apache.tapestry.services

Examples of org.apache.tapestry.services.ExpressionCache


    }

    public void testSetObject()
    {
        ExpressionEvaluator ev = newMock(ExpressionEvaluator.class);
        ExpressionCache ec = newMock(ExpressionCache.class);
        Location l = fabricateLocation(1);
       
        IComponent component = newComponent();
        Object compiled = new Object();

        ValueConverter vc = newValueConverter();

        expect(ec.getCompiledExpression("exp")).andReturn(compiled);

        expect(ev.isConstant("exp")).andReturn(false);

        Object newValue = new Object();
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    }

    public void testSetObjectInvariant()
    {
        ExpressionEvaluator ev = newMock(ExpressionEvaluator.class);
        ExpressionCache ec = newMock(ExpressionCache.class);
        Location l = fabricateLocation(1);
       
        IComponent component = newComponent("Foo/bar.baz");
        Object compiled = new Object();
       
        ValueConverter vc = newValueConverter();

        expect(ec.getCompiledExpression("exp")).andReturn(compiled);

        expect(ev.isConstant("exp")).andReturn(true);

        replay();
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    }

    public void testSetObjectFailure()
    {
        ExpressionEvaluator ev = newMock(ExpressionEvaluator.class);
        ExpressionCache ec = newMock(ExpressionCache.class);
        Location l = fabricateLocation(1);
       
        IComponent component = newComponent();
        Object compiled = new Object();

        ValueConverter vc = newValueConverter();

        expect(ec.getCompiledExpression("exp")).andReturn(compiled);

        expect(ev.isConstant("exp")).andReturn(false);

        Object newValue = new Object();
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    }

    public void testCompileExpressionFailure()
    {
        ExpressionEvaluator ev = newMock(ExpressionEvaluator.class);
        ExpressionCache ec = newMock(ExpressionCache.class);
        Location l = fabricateLocation(1);
       
        IComponent component = newComponent();
        ValueConverter vc = newValueConverter();

        Throwable innerException = new RuntimeException("Failure");

        expect(ec.getCompiledExpression("exp")).andThrow(innerException);

        replay();

        ExpressionBinding b = new ExpressionBinding("param", l, vc, component,
                "exp", ev, ec);
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    }

    public void testResolveExpressionFailure()
    {
        ExpressionEvaluator ev = newMock(ExpressionEvaluator.class);
        ExpressionCache ec = newMock(ExpressionCache.class);
        Location l = fabricateLocation(1);
       
        IComponent component = newComponent();
        Object compiled = new Object();

        ValueConverter vc = newValueConverter();

        expect(ec.getCompiledExpression("exp")).andReturn(compiled);

        expect(ev.isConstant("exp")).andReturn(false);

        Throwable innerException = new RuntimeException("Failure");
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@Test
public class TestExpressionEvaluator extends BaseComponentTestCase
{
    private ExpressionEvaluatorImpl create()
    {
        ExpressionCache cache = new ExpressionCacheImpl();

        ExpressionEvaluatorImpl result = new ExpressionEvaluatorImpl();

        result.setExpressionCache(cache);
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        expect(as.getExtension(Tapestry.OGNL_TYPE_CONVERTER, TypeConverter.class)).andReturn(tc);

        replay();

        ExpressionCache cache = new ExpressionCacheImpl();

        ExpressionEvaluatorImpl ee = new ExpressionEvaluatorImpl();

        ee.setExpressionCache(cache);
        ee.setApplicationSpecification(as);
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{

    public void test_Invariant()
    {
        ExpressionEvaluator ev = newMock(ExpressionEvaluator.class);
        ExpressionCache ec = newMock(ExpressionCache.class);
        IComponent component = newMock(IComponent.class);
        Location l = fabricateLocation(1);

        Node compiled = newMock(Node.class);
        //ExpressionAccessor accessor = newMock(ExpressionAccessor.class);

        Object expressionValue = "EXPRESSION-VALUE";

        ValueConverter vc = newValueConverter();

        expect(ec.getCompiledExpression("exp")).andReturn(compiled);

        expect(compiled.getAccessor()).andReturn(null);

        expect(ev.isConstant("exp")).andReturn(true);

        expect(ec.getCompiledExpression(component, "exp")).andReturn(compiled);

        expect(ev.readCompiled(component, compiled)).andReturn(expressionValue);

        expect(component.getExtendedId()).andReturn("Foo/bar");
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    }

    public void test_Variant()
    {
        ExpressionEvaluator ev = newMock(ExpressionEvaluator.class);
        ExpressionCache ec = newMock(ExpressionCache.class);
        Location l = fabricateLocation(1);

        IComponent component = newComponent();
        Node compiled = newMock(Node.class);
        ExpressionAccessor accessor = newMock(ExpressionAccessor.class);

        Object expressionValue1 = new Object();
        Object expressionValue2 = new Object();

        ValueConverter vc = newValueConverter();

        expect(ec.getCompiledExpression("exp")).andReturn(compiled);

        expect(ev.isConstant("exp")).andReturn(false);

        expect(ec.getCompiledExpression(component, "exp")).andReturn(compiled);

        expect(compiled.getAccessor()).andReturn(accessor);

        expect(ev.read(component, accessor)).andReturn(expressionValue1);
        expect(ev.read(component, accessor)).andReturn(expressionValue2);
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    }

    public void test_Set_Object()
    {
        ExpressionEvaluator ev = newMock(ExpressionEvaluator.class);
        ExpressionCache ec = newMock(ExpressionCache.class);
        Location l = fabricateLocation(1);

        IComponent component = newComponent();
        Node compiled = newMock(Node.class);
        ValueConverter vc = newValueConverter();

        expect(ec.getCompiledExpression("exp")).andReturn(compiled);

        expect(ev.isConstant("exp")).andReturn(false);

        Object newValue = new Object();

        ev.writeCompiled(component, compiled, newValue);

        expect(ec.getCompiledExpression(component, "exp")).andReturn(compiled);
        expect(compiled.getAccessor()).andReturn(null);

        replay();

        ExpressionBinding b = new ExpressionBinding("param", l, vc, component,
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