/**
 * Copyright 2017 Goldman Sachs.
 * 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 utility;

/**
 * Write tests for the InputValidator class here
 */
public class InputValidatorTest {

    // TODO - write a test for each method in the InputValidator class

}

/**
 * Copyright 2017 Goldman Sachs.
 * 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 utility;

/**
 * Write tests for the InputValidator class here
 */
public class InputValidatorTest 
{
    // TODO - write a test for each method in the InputValidator class
    public static boolean validateInput()
    {
        if(fileName == null || fileName == "")
         {
            return false;
         }
        validateFile("companyInfo.json");
        validateFile("historicalStockData.json");
        validateFile("foo");
        validateCompany("AAPL");
        validateCompany("GOOG");
        validateCompany("FOO");
        validateStock("AAPL", "3/15/2017", "5/1/2017");
        validateStock("FOO", "3/16/2017", "3/28/2017");
        validateStock("BIDU", "4/6/2017", "3/15/2017");
    }
    
}

Update InputValidatorTest.java