/*

Copyright 2010,2011 Google Inc.
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
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    * Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
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    * Neither the name of Google Inc. nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.

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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,           
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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*/

package com.google.refine.importers;

import java.io.StringReader;

import org.slf4j.LoggerFactory;
import org.testng.Assert;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.BeforeTest;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;

import com.google.refine.util.ParsingUtilities;

public class TsvCsvImporterTests extends ImporterTest {

    @Override
    @BeforeTest
    public void init() {
        logger = LoggerFactory.getLogger(this.getClass());
    }

    //constants
    String SAMPLE_ROW = "NDB_No,Shrt_Desc,Water";

    //System Under Test
    SeparatorBasedImporter SUT = null;

    @Override
    @BeforeMethod
    public void setUp() {
        super.setUp();
        SUT = new SeparatorBasedImporter();
    }

    @Override
    @AfterMethod
    public void tearDown(){
        SUT = null;
        super.tearDown();
    }

    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void readJustColumns(String sep){
        //create input to test with
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "col1" + inputSeparator + "col2" + inputSeparator + "col3";
        
        try {
            prepareOptions(sep, -1, 0, 0, 1, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3");
    }

    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void readSimpleData_CSV_1Header_1Row(String sep){
        //create input to test with
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "col1" + inputSeparator + "col2" + inputSeparator + "col3\n" +
                       "data1" + inputSeparator + "data2" + inputSeparator + "data3";
        
        
        try {
            prepareOptions(sep, -1, 0, 0, 1, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3");
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data2");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data3");
    }

    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void readSimpleData_CSV_1Header_1Row_GuessValues(String sep){
        //create input to test with
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "col1" + inputSeparator + "col2" + inputSeparator + "col3\n" +
                       "data1" + inputSeparator + "234" + inputSeparator + "data3";
        
        try {
            prepareOptions(sep, -1, 0, 0, 1, true, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3");
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertTrue(project.rows.get(0).cells.get(1).value instanceof Long);
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, Long.parseLong("234"));
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data3");
    }

    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void readSimpleData_0Header_1Row(String sep){
        //create input to test with
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "data1" + inputSeparator + "data2" + inputSeparator + "data3";
        
        try {
            prepareOptions(sep, -1, 0, 0, 0, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "Column 1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "Column 2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "Column 3");
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data2");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data3");
    }

    @Test(groups = {  }, dataProvider = "CSV-TSV-AutoDetermine")
    public void readDoesNotTrimLeadingTrailingWhitespace(String sep){
        //create input to test with
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = " data1 " + inputSeparator + " 3.4 " + inputSeparator + " data3 ";
        
        try {
            prepareOptions(sep, -1, 0, 0, 0, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, " data1 ");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, " 3.4 ");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, " data3 ");
    }

    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void readDoesNotTrimLeadingWhitespace(String sep){
        //create input to test with
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = " data1" + inputSeparator + " 12" + inputSeparator + " data3";
        
        try {
            prepareOptions(sep, -1, 0, 0, 0, true, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, " data1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, 12L);
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, " data3");
    }

    @Test(groups = {  }, dataProvider = "CSV-TSV-AutoDetermine")
    public void readTrimsLeadingTrailingWhitespaceOnTrimStrings(String sep){
        //create input to test with
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = " data1 " + inputSeparator + " 3.4 " + inputSeparator + " data3 ";

        try {
            prepareOptions(sep, -1, 0, 0, 0, false, false, true);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "3.4");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data3");
    }

    @Test(groups = {  }, dataProvider = "CSV-TSV-AutoDetermine")
    public void readDoesNotTrimLeadingTrailingWhitespaceOnNoTrimStrings(String sep){
        //create input to test with
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = " data1 " + inputSeparator + " 3.4 " + inputSeparator + " data3 ";

        try {
            prepareOptions(sep, -1, 0, 0, 0, false, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, " data1 ");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, " 3.4 ");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, " data3 ");
    }
    
    @Test(groups = {  }, dataProvider = "CSV-TSV-AutoDetermine")
    public void trimAndAutodetectDatatype(String sep){
        //create input to test with
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = " data1 " + inputSeparator + " 3.4 " + inputSeparator + " data3 ";

        try {
            prepareOptions(sep, -1, 0, 0, 0, true, false, true);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, Double.parseDouble("3.4"));
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data3");
    }


    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void readCanAddNull(String sep){
        //create input to test with
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = " data1" + inputSeparator + inputSeparator + " data3";
        
        try {
            prepareOptions(sep, -1, 0, 0, 0, true, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, " data1");
        Assert.assertNull(project.rows.get(0).cells.get(1));
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, " data3");
    }

    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void readSimpleData_2Header_1Row(String sep){
        //create input to test with
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "col1" + inputSeparator + "col2" + inputSeparator + "col3\n" +
                       "sub1" + inputSeparator + "sub2" + inputSeparator + "sub3\n" +
                       "data1" + inputSeparator + "data2" + inputSeparator + "data3";
        
        try {
            prepareOptions(sep, -1, 0, 0, 2, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1 sub1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2 sub2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3 sub3");
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data2");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data3");
    }

    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void readSimpleData_RowLongerThanHeader(String sep){
        //create input
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "col1" + inputSeparator + "col2" + inputSeparator + "col3\n" +
        "data1" + inputSeparator + "data2" + inputSeparator + "data3" + inputSeparator + "data4" + inputSeparator + "data5" + inputSeparator + "data6";
        
        try {
            prepareOptions(sep, -1, 0, 0, 1, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 6);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3");
        Assert.assertEquals(project.columnModel.columns.get(3).getName(), "Column 4");
        Assert.assertEquals(project.columnModel.columns.get(4).getName(), "Column 5");
        Assert.assertEquals(project.columnModel.columns.get(5).getName(), "Column 6");
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 6);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data2");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data3");
        Assert.assertEquals(project.rows.get(0).cells.get(3).value, "data4");
        Assert.assertEquals(project.rows.get(0).cells.get(4).value, "data5");
        Assert.assertEquals(project.rows.get(0).cells.get(5).value, "data6");
    }

    @Test(groups = { }, dataProvider = "CSV-TSV-AutoDetermine")
    public void readQuotedData(String sep){
        //create input
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "col1" + inputSeparator + "col2" + inputSeparator + "col3\n" +
                       "\"\"\"To Be\"\" is often followed by \"\"or not To Be\"\"\"" + inputSeparator + "data2";
        
        try {
            prepareOptions(sep, -1, 0, 0, 1, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3");
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 2);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "\"To Be\" is often followed by \"or not To Be\"");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data2");
    }

    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void readIgnoreFirstLine(String sep){
        //create input
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "ignore1\n" +
                       "col1" + inputSeparator + "col2" + inputSeparator + "col3\n" +
                       "data1" + inputSeparator + "data2" + inputSeparator + "data3";
        
        try {
            prepareOptions(sep, -1, 0, 1, 1, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3");
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data2");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data3");
    }

    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void readSkipFirstDataLine(String sep){
        //create input
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "col1" + inputSeparator + "col2" + inputSeparator + "col3\n" +
                       "skip1\n" +
                       "data1" + inputSeparator + "data2" + inputSeparator + "data3";
        
        try {
            prepareOptions(sep, -1, 1, 0, 1, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3");
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data2");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data3");
    }

    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void readIgnore3_Header2_Skip1(String sep){
        //create input
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "ignore1\n" +
                       "ignore2\n" +
                       "ignore3\n" +
                       "col1" + inputSeparator + "col2" + inputSeparator + "col3\n" +
                       "sub1" + inputSeparator + "sub2" + inputSeparator + "sub3\n" +
                       "skip1\n" +
                       "data1" + inputSeparator + "data2" + inputSeparator + "data3";
        
        try {
            prepareOptions(sep, -1, 1, 3, 2, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1 sub1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2 sub2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3 sub3");
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data2");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data3");
    }

    @Test(groups = {  }, dataProvider = "CSV-TSV-AutoDetermine")
    public void readIgnore3_Header2_Skip2_limit2(String sep){
        //create input
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "ignore1\n" +
                       "ignore2\n" +
                       "ignore3\n" +
                       "col1" + inputSeparator + "col2" + inputSeparator + "col3\n" +
                       "sub1" + inputSeparator + "sub2" + inputSeparator + "sub3\n" +
                       "skip1\n" +
                       "skip2\n" +
                       "data-row1-cell1" + inputSeparator + "data-row1-cell2" + inputSeparator + "data-row1-cell3\n" +
                       "data-row2-cell1" + inputSeparator + "data-row2-cell2" + inputSeparator + "\n" + //missing last data point of this row on purpose
                       "data-row3-cell1" + inputSeparator + "data-row3-cell2" + inputSeparator + "data-row1-cell3";
        
        try {
            prepareOptions(sep, 2, 2, 3, 2, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1 sub1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2 sub2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3 sub3");
        Assert.assertEquals(project.rows.size(), 2);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data-row1-cell1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data-row1-cell2");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data-row1-cell3");
        Assert.assertEquals(project.rows.get(1).cells.size(), 3);
        Assert.assertEquals(project.rows.get(1).cells.get(0).value, "data-row2-cell1");
        Assert.assertEquals(project.rows.get(1).cells.get(1).value, "data-row2-cell2");
        Assert.assertNull(project.rows.get(1).cells.get(2));
    }

    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void ignoreQuotes(String sep){
        //create input
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "data1" + inputSeparator + "data2\"" + inputSeparator + "data3" + inputSeparator + "data4";
        try {
            prepareOptions(sep, -1, 0, 0, 0, false, true);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 4);
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 4);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data2");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data3");
    }

    @Test(groups = { }, dataProvider = "CSV-TSV-AutoDetermine")
    public void readWithMultiLinedQuotedData(String sep){
        //create input
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "col1" + inputSeparator + "col2" + inputSeparator + "col3\n" +
            "\"\"\"To\n Be\"\" is often followed by \"\"or not To\n Be\"\"\"" + inputSeparator + "data2";
        
        try {
            prepareOptions(sep, -1, 0, 0, 1, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3");
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 2);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "\"To\n Be\" is often followed by \"or not To\n Be\"");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data2");
    }

    @Test(groups = {  }, dataProvider = "CSV-TSV-AutoDetermine")
    public void readWithMultiLinedQuotedDataAndBlankLines(String sep){
        //create input
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "col1" + inputSeparator + "col2" + inputSeparator + "col3\n" +
            "\"A line with many \n\n\n\n\n empty lines\"" + inputSeparator + "data2";
        
        try {
            prepareOptions(sep, -1, 0, 0, 1, false, false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3");
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 2);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "A line with many \n\n\n\n\n empty lines");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data2");
    }


    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void customQuoteCharacter(String sep){
        //create input to test with
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "'col1'" + inputSeparator + "'col2'" + inputSeparator + "'col3'\n" +
                       "'data1'" + inputSeparator + "'data2'" + inputSeparator + "'data3'";
        
        
        try {
            prepareOptions(sep, -1, 0, 0, 1, false, false, "'");
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3");
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data2");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data3");
    }
    
    @Test(dataProvider = "CSV-TSV-AutoDetermine")
    public void readCustomColumnNames(String sep){
        //create input
        String inputSeparator =  sep == null ? "\t" : sep;
        String input = "data1" + inputSeparator + "data2" + inputSeparator + "data3\n";
        
        try {
            prepareOptions(sep, -1, 0, 0, 1, false, false,"\"","[\"col1\",\"col2\",\"col3\"]", false);
            parseOneFile(SUT, new StringReader(input));
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        Assert.assertEquals(project.columnModel.columns.size(), 3);
        Assert.assertEquals(project.columnModel.columns.get(0).getName(), "col1");
        Assert.assertEquals(project.columnModel.columns.get(1).getName(), "col2");
        Assert.assertEquals(project.columnModel.columns.get(2).getName(), "col3");
        Assert.assertEquals(project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertEquals(project.rows.get(0).cells.get(1).value, "data2");
        Assert.assertEquals(project.rows.get(0).cells.get(2).value, "data3");
    }
    
    //---------------------read tests------------------------
    @Test
    public void readCsvWithProperties() {
        StringReader reader = new StringReader(SAMPLE_ROW);
        
        prepareOptions(",", -1, 0, 0, 0, true, true);
        
        try {
            parseOneFile(SUT, reader);
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 3);
        Assert.assertEquals((String)project.rows.get(0).cells.get(0).value, "NDB_No");
        Assert.assertEquals((String)project.rows.get(0).cells.get(1).value, "Shrt_Desc");
        Assert.assertEquals((String)project.rows.get(0).cells.get(2).value, "Water");
    }

    @Test
    public void readCsvWithPropertiesIgnoreQuotes(){
        String input = "data1,data2\",data3,data4";
        StringReader reader = new StringReader(input);

        prepareOptions(",", -1, 0, 0, 0, true, true);
        
        try {
            parseOneFile(SUT, reader);
        } catch (Exception e) {
            Assert.fail("Exception during file parse",e);
        }
        
        Assert.assertEquals(project.rows.size(), 1);
        Assert.assertEquals(project.rows.get(0).cells.size(), 4);
        Assert.assertEquals((String)project.rows.get(0).cells.get(0).value, "data1");
        Assert.assertEquals((String)project.rows.get(0).cells.get(1).value, "data2");
        Assert.assertEquals((String)project.rows.get(0).cells.get(2).value, "data3");
        Assert.assertEquals((String)project.rows.get(0).cells.get(3).value, "data4");
    }

    //--helpers--
    /**
     * Used for parameterized testing for both SeparatorParser and TsvCsvParser.
     */
    @DataProvider(name = "CSV-TSV-AutoDetermine")
    public Object[][] CSV_TSV_or_AutoDetermine(){
        return new Object[][]{
                {","},{"\t"},{null}
        };
    }
    
    protected void prepareOptions(
            String sep, int limit, int skip, int ignoreLines,
            int headerLines, boolean guessValueType, boolean ignoreQuotes) {
        prepareOptions(sep, limit, skip, ignoreLines, headerLines, guessValueType, ignoreQuotes, "\"");
    }

    private void prepareOptions(
        String sep, int limit, int skip, int ignoreLines,
        int headerLines, boolean guessValueType, boolean ignoreQuotes, String quoteCharacter) {
        
        prepareOptions(sep, limit, skip, ignoreLines, headerLines, guessValueType, ignoreQuotes, quoteCharacter,"[]", false);
    }

    protected void prepareOptions(
            String sep, int limit, int skip, int ignoreLines,
            int headerLines, boolean guessValueType, boolean ignoreQuotes, boolean trimStrings) {
        whenGetStringOption("separator", options, sep);
        whenGetIntegerOption("limit", options, limit);
        whenGetIntegerOption("skipDataLines", options, skip);
        whenGetIntegerOption("ignoreLines", options, ignoreLines);
        whenGetIntegerOption("headerLines", options, headerLines);
        whenGetBooleanOption("guessCellValueTypes", options, guessValueType);
        whenGetBooleanOption("processQuotes", options, !ignoreQuotes);
        whenGetBooleanOption("trimStrings", options, trimStrings);
    }
    
    protected void prepareOptions(
            String sep, int limit, int skip, int ignoreLines,
            int headerLines, boolean guessValueType, boolean ignoreQuotes, String quoteCharacter, String columnNames, boolean includeArchiveFileName) {
            
            whenGetStringOption("separator", options, sep);
            whenGetStringOption("quoteCharacter", options, quoteCharacter);
            whenGetIntegerOption("limit", options, limit);
            whenGetIntegerOption("skipDataLines", options, skip);
            whenGetIntegerOption("ignoreLines", options, ignoreLines);
            whenGetIntegerOption("headerLines", options, headerLines);
            whenGetBooleanOption("guessCellValueTypes", options, guessValueType);
            whenGetBooleanOption("processQuotes", options, !ignoreQuotes);
            whenGetBooleanOption("storeBlankCellsAsNulls", options, true);
            whenGetArrayOption("columnNames", options, ParsingUtilities.evaluateJsonStringToArrayNode(columnNames));
            whenGetBooleanOption("includeArchiveFileName", options, includeArchiveFileName);
        }
}
