/*
* Copyright 2012 Google Inc.
*
* 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 com.google.template.soy.basicfunctions;
import com.google.common.collect.ImmutableList;
import com.google.template.soy.data.SoyData;
import com.google.template.soy.data.restricted.BooleanData;
import com.google.template.soy.data.restricted.FloatData;
import com.google.template.soy.data.restricted.IntegerData;
import com.google.template.soy.data.restricted.NullData;
import com.google.template.soy.data.restricted.StringData;
import com.google.template.soy.data.restricted.UndefinedData;
import com.google.template.soy.exprtree.Operator;
import com.google.template.soy.javasrc.restricted.JavaExpr;
import com.google.template.soy.jssrc.restricted.JsExpr;
import junit.framework.TestCase;
/**
* Unit tests for IsNonnullFunction.
*
* @author Kai Huang
*/
public class IsNonnullFunctionTest extends TestCase {
public void testCompute() {
IsNonnullFunction isNonnullFunction = new IsNonnullFunction();
assertEquals(
BooleanData.FALSE,
isNonnullFunction.compute(ImmutableList.<SoyData>of(UndefinedData.INSTANCE)));
assertEquals(
BooleanData.FALSE,
isNonnullFunction.compute(ImmutableList.<SoyData>of(NullData.INSTANCE)));
assertEquals(
BooleanData.TRUE,
isNonnullFunction.compute(ImmutableList.<SoyData>of(IntegerData.forValue(0))));
assertEquals(
BooleanData.TRUE,
isNonnullFunction.compute(ImmutableList.<SoyData>of(StringData.forValue(""))));
}
public void testComputeForJsSrc() {
IsNonnullFunction isNonnullFunction = new IsNonnullFunction();
JsExpr expr = new JsExpr("JS_CODE", Integer.MAX_VALUE);
assertEquals(
new JsExpr("JS_CODE != null", Operator.NOT_EQUAL.getPrecedence()),
isNonnullFunction.computeForJsSrc(ImmutableList.of(expr)));
}
public void testComputeForJavaSrc() {
IsNonnullFunction isNonnullFunction = new IsNonnullFunction();
JavaExpr expr = new JavaExpr("JAVA_CODE", FloatData.class, Integer.MAX_VALUE);
assertEquals(
new JavaExpr(
"com.google.template.soy.javasrc.codedeps.SoyUtils.$$isNonnull(JAVA_CODE)",
BooleanData.class, Integer.MAX_VALUE),
isNonnullFunction.computeForJavaSrc(ImmutableList.of(expr)));
}
}