blob: af67d8b2bcf96bbbcb43f11cf111c462d5b773f0 [file] [log] [blame]
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.tinkerpop.gremlin.structure.util;
import org.apache.tinkerpop.gremlin.TestHelper;
import org.apache.tinkerpop.gremlin.structure.Graph;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
/**
* @author Stephen Mallette (http://stephen.genoprime.com)
*/
public class GraphVariableHelperTest {
@Test
public void shouldBeUtilityClass() throws Exception {
TestHelper.assertIsUtilityClass(GraphVariableHelper.class);
}
@Test
public void shouldThrowIfValueIsNull() {
try {
GraphVariableHelper.validateVariable("test", null);
fail("Should have thrown an exception when value is null");
} catch (Exception iae) {
final Exception expected = Graph.Variables.Exceptions.variableValueCanNotBeNull();
assertEquals(expected.getClass(), iae.getClass());
assertEquals(expected.getMessage(), iae.getMessage());
}
}
@Test
public void shouldThrowIfKeyIsNull() {
try {
GraphVariableHelper.validateVariable(null, "test");
fail("Should have thrown an exception when key is null");
} catch (Exception iae) {
final Exception expected = Graph.Variables.Exceptions.variableKeyCanNotBeNull();
assertEquals(expected.getClass(), iae.getClass());
assertEquals(expected.getMessage(), iae.getMessage());
}
}
@Test
public void shouldThrowIfKeyIsEmpty() {
try {
GraphVariableHelper.validateVariable("", "test");
fail("Should have thrown an exception when key is empty");
} catch (Exception iae) {
final Exception expected = Graph.Variables.Exceptions.variableKeyCanNotBeEmpty();
assertEquals(expected.getClass(), iae.getClass());
assertEquals(expected.getMessage(), iae.getMessage());
}
}
}