Examples with WithExpression org.eclipse.core.internal.expressions.WithExpression used on opensource projects

Example 1 with WithExpression

use of org.eclipse.core.internal.expressions.WithExpression in project eclipse.platform.runtime by eclipse.

the class ExpressionTests method testAdaptExpressionWithNull.

/**
 * Bug 484325
 */
public void testAdaptExpressionWithNull() throws Exception {
    // it's surprisingly difficult to craft an EvaluationContext that
    // provides
    // a defaultVariable == null
    IEvaluationContext testContext = new EvaluationContext(null, new Adaptee());
    testContext.addVariable("nullCarrier", Arrays.asList((Object) null, (Object) null, (Object) null));
    WithExpression withExpression = new WithExpression("nullCarrier");
    IterateExpression iterateExpression = new IterateExpression("and");
    iterateExpression.add(new AdaptExpression("org.eclipse.core.internal.expressions.tests.NotExisting"));
    withExpression.add(iterateExpression);
    EvaluationResult result = withExpression.evaluate(testContext);
    assertTrue(result == EvaluationResult.FALSE);
}

Example 2 with WithExpression

use of org.eclipse.core.internal.expressions.WithExpression in project eclipse.platform.runtime by eclipse.

the class ExpressionTests method testWithExpressionHashCode.

public void testWithExpressionHashCode() throws Exception {
    WithExpression expression1 = new WithExpression("variable");
    expression1.add(new InstanceofExpression(// $NON-NLS-1$
    "org.eclipse.core.internal.expressions.tests.Adapter"));
    WithExpression expression2 = new WithExpression("variable");
    expression2.add(new InstanceofExpression(// $NON-NLS-1$
    "org.eclipse.core.internal.expressions.tests.Adapter"));
    assertEquals("Equal expressions should have the same hash code", expression1.hashCode(), expression2.hashCode());
}

Example 3 with WithExpression

use of org.eclipse.core.internal.expressions.WithExpression in project eclipse.platform.runtime by eclipse.

the class ExpressionTests method testWithExpressionNoVariable.

public void testWithExpressionNoVariable() throws Exception {
    WithExpression expr = new WithExpression("variable");
    expr.add(new EqualsExpression(new Object()));
    EvaluationContext context = new EvaluationContext(null, new Object());
    try {
        expr.evaluate(context);
        fail("Should throw exceptoin");
    } catch (CoreException e) {
    // this is success
    }
}

Example 4 with WithExpression

use of org.eclipse.core.internal.expressions.WithExpression in project eclipse.platform.runtime by eclipse.

the class ExpressionTests method testWithExpressionNotEqual.

public void testWithExpressionNotEqual() throws Exception {
    WithExpression expression1 = new WithExpression("variable1");
    expression1.add(new InstanceofExpression(// $NON-NLS-1$
    "org.eclipse.core.internal.expressions.tests.Adapter1"));
    WithExpression expression2 = new WithExpression("variable2");
    expression2.add(new InstanceofExpression(// $NON-NLS-1$
    "org.eclipse.core.internal.expressions.tests.Adapter2"));
    assertTrue("These with expressions should not be equal", !expression1.equals(expression2));
}

Example 5 with WithExpression

use of org.eclipse.core.internal.expressions.WithExpression in project eclipse.platform.runtime by eclipse.

the class ExpressionTests method testWithExpressionUndefinedVariable.

public void testWithExpressionUndefinedVariable() throws Exception {
    WithExpression expr = new WithExpression("variable");
    expr.add(new EqualsExpression(new Object()));
    EvaluationContext context = new EvaluationContext(null, new Object());
    context.addVariable("variable", IEvaluationContext.UNDEFINED_VARIABLE);
    assertEquals(EvaluationResult.FALSE, expr.evaluate(context));
}