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

Example 11 with CountExpression

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

the class ExpressionTests method testCountExpressionNone.

public void testCountExpressionNone() throws Exception {
    // $NON-NLS-1$
    CountExpression exp = new CountExpression("!");
    List<String> list = new ArrayList<>();
    EvaluationContext context = new EvaluationContext(null, list);
    assertTrue(EvaluationResult.TRUE == exp.evaluate(context));
    list.clear();
    // $NON-NLS-1$
    list.add("one");
    context = new EvaluationContext(null, list);
    assertTrue(EvaluationResult.FALSE == exp.evaluate(context));
    list.clear();
    // $NON-NLS-1$
    list.add("one");
    // $NON-NLS-1$
    list.add("two");
    context = new EvaluationContext(null, list);
    assertTrue(EvaluationResult.FALSE == exp.evaluate(context));
}

Example 12 with CountExpression

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

the class ExpressionTests method testCountExpressionFailure.

public void testCountExpressionFailure() throws Exception {
    // $NON-NLS-1$
    CountExpression exp = new CountExpression("!");
    EvaluationContext context = new EvaluationContext(null, new Object());
    try {
        EvaluationResult result = exp.evaluate(context);
        fail("Count should've failed for non-Collection variable.  Result = " + result.toString());
    } catch (CoreException e) {
        assertEquals(ExpressionStatus.VARIABLE_IS_NOT_A_COLLECTION, e.getStatus().getCode());
    }
}

Example 13 with CountExpression

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

the class ExpressionTests method testCountExpressionHashCode.

public void testCountExpressionHashCode() throws Exception {
    CountExpression expression1 = new CountExpression("*");
    CountExpression expression2 = new CountExpression("*");
    assertEquals("Equal expressions should have the same hash code", expression1.hashCode(), expression2.hashCode());
}

Example 14 with CountExpression

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

the class ExpressionTests method testCountExpressionNotEqual.

public void testCountExpressionNotEqual() throws Exception {
    CountExpression expression1 = new CountExpression("+");
    CountExpression expression2 = new CountExpression("!");
    assertTrue("These count expressions should not be equal", !expression1.equals(expression2));
}

Example 15 with CountExpression

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

the class ExpressionTests method testCountExpressionOneOrMore.

public void testCountExpressionOneOrMore() throws Exception {
    // $NON-NLS-1$
    CountExpression exp = new CountExpression("+");
    List<String> list = new ArrayList<>();
    EvaluationContext context = new EvaluationContext(null, list);
    assertTrue(EvaluationResult.FALSE == exp.evaluate(context));
    list.clear();
    // $NON-NLS-1$
    list.add("one");
    context = new EvaluationContext(null, list);
    assertTrue(EvaluationResult.TRUE == exp.evaluate(context));
    list.clear();
    // $NON-NLS-1$
    list.add("one");
    // $NON-NLS-1$
    list.add("two");
    context = new EvaluationContext(null, list);
    assertTrue(EvaluationResult.TRUE == exp.evaluate(context));
}