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

Example 1 with EnablementExpression

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

the class ExpressionTests method testEnablementExpressionHashCode.

public void testEnablementExpressionHashCode() throws Exception {
    EnablementExpression expression1 = new EnablementExpression((IConfigurationElement) null);
    expression1.add(new InstanceofExpression(// $NON-NLS-1$
    "org.eclipse.core.internal.expressions.tests.Adapter"));
    EnablementExpression expression2 = new EnablementExpression((IConfigurationElement) null);
    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 2 with EnablementExpression

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

the class ExpressionTests method testEnablementExpressionNotEqual.

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

Example 3 with EnablementExpression

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

the class ExpressionTests method testReferenceExpression.

public void testReferenceExpression() throws Exception {
    IExtensionRegistry registry = Platform.getExtensionRegistry();
    // $NON-NLS-1$ //$NON-NLS-2$
    IConfigurationElement[] ces = registry.getConfigurationElementsFor("org.eclipse.core.expressions.tests", "testParticipants");
    // $NON-NLS-1$ //$NON-NLS-2$
    IConfigurationElement enable = findExtension(ces, "refTest1").getChildren("enablement")[0];
    EnablementExpression probExpr = (EnablementExpression) ExpressionConverter.getDefault().perform(enable);
    EvaluationContext context = new EvaluationContext(null, Collections.EMPTY_LIST);
    try {
        probExpr.evaluate(context);
        fail("Should report error with no variable");
    } catch (CoreException e) {
    // correct, throw exception
    }
    context.addVariable("activePartId", "org.eclipse.ui.views.TasksView");
    assertEquals(EvaluationResult.FALSE, probExpr.evaluate(context));
    context.addVariable("activePartId", "org.eclipse.ui.views.ProblemsView");
    assertEquals(EvaluationResult.TRUE, probExpr.evaluate(context));
}

Example 4 with EnablementExpression

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

the class ExpressionTests method testForcePluginActivation.

public void testForcePluginActivation() throws Exception {
    IExtensionRegistry registry = Platform.getExtensionRegistry();
    // $NON-NLS-1$ //$NON-NLS-2$
    IConfigurationElement[] ces = registry.getConfigurationElementsFor("org.eclipse.core.expressions.tests", "testParticipants");
    // $NON-NLS-1$ //$NON-NLS-2$
    IConfigurationElement enable = findExtension(ces, "test2").getChildren("enablement")[0];
    EnablementExpression exp = (EnablementExpression) ExpressionConverter.getDefault().perform(enable);
    Expression[] children = exp.getChildren();
    assertTrue(children.length == 3);
    TestExpression test = (TestExpression) children[0];
    assertTrue(test.testGetForcePluginActivation());
    test = (TestExpression) children[1];
    assertTrue(!test.testGetForcePluginActivation());
    test = (TestExpression) children[2];
    assertTrue(!test.testGetForcePluginActivation());
}

Example 5 with EnablementExpression

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

the class ExpressionTests method testTwoReferences.

public void testTwoReferences() throws Exception {
    IExtensionRegistry registry = Platform.getExtensionRegistry();
    // $NON-NLS-1$ //$NON-NLS-2$
    IConfigurationElement[] ces = registry.getConfigurationElementsFor("org.eclipse.core.expressions.tests", "testParticipants");
    // $NON-NLS-1$ //$NON-NLS-2$
    IConfigurationElement enable = findExtension(ces, "refTest2").getChildren("enablement")[0];
    EnablementExpression probExpr = (EnablementExpression) ExpressionConverter.getDefault().perform(enable);
    EvaluationContext context = new EvaluationContext(null, Collections.EMPTY_LIST);
    try {
        probExpr.evaluate(context);
        fail("Should report error with no variable");
    } catch (CoreException e) {
    // correct, throw exception
    }
    context.addVariable("activePartId", "org.eclipse.ui.views.TasksView");
    assertEquals(EvaluationResult.FALSE, probExpr.evaluate(context));
    context.addVariable("activePartId", "org.eclipse.ui.views.ProblemsView");
    // we still have no selection in the default variable
    assertEquals(EvaluationResult.FALSE, probExpr.evaluate(context));
    context = new EvaluationContext(context, Collections.singletonList(probExpr));
    assertEquals(EvaluationResult.TRUE, probExpr.evaluate(context));
}