JSON-java/src/test/java/org/json/junit/CDLTest.java at master · rajihul/JSON-java · GitHub

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package org.json.junit;

Permission is hereby granted, free of charge, to any person obtaining a copy

of this software and associated documentation files (the "Software"), to deal

in the Software without restriction, including without limitation the rights

to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

copies of the Software, and to permit persons to whom the Software is

furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all

copies or substantial portions of the Software.

The Software shall be used for Good, not Evil.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

SOFTWARE.

import static org.junit.Assert.*;

import org.junit.Test;

import org.json.JSONException;

import org.json.JSONObject;

import org.json.JSONArray;

import org.json.CDL;

/**

* Tests for CDL.java.

* CDL provides an application level API, but it is not used by the

* reference app. To test it, strings will be converted to JSON-Java classes

* and then converted back.

public class CDLTest {

/**

* String of lines where the column names are in the first row,

* and all subsequent rows are values. All keys and values should be legal.

String lines = new String(

"Col 1, Col 2, \tCol 3, Col 4, Col 5, Col 6, Col 7\n" +

"val1, val2, val3, val4, val5, val6, val7\n" +

"1, 2, 3, 4\t, 5, 6, 7\n" +

"true, false, true, true, false, false, false\n" +

"0.23, 57.42, 5e27, -234.879, 2.34e5, 0.0, 9e-3\n" +

"\"va\tl1\", \"v\bal2\", \"val3\", \"val\f4\", \"val5\", va\'l6, val7\n"

);

/**

* CDL.toJSONArray() adds all values as strings, with no filtering or

* conversions. For testing, this means that the expected JSONObject

* values all must be quoted in the cases where the JSONObject parsing

* might normally convert the value into a non-string.

String expectedLines = new String(

"[{Col 1:val1, Col 2:val2, Col 3:val3, Col 4:val4, Col 5:val5, Col 6:val6, Col 7:val7}, "+

"{Col 1:\"1\", Col 2:\"2\", Col 3:\"3\", Col 4:\"4\", Col 5:\"5\", Col 6:\"6\", Col 7:\"7\"}, "+

"{Col 1:\"true\", Col 2:\"false\", Col 3:\"true\", Col 4:\"true\", Col 5:\"false\", Col 6:\"false\", Col 7:\"false\"}, "+

"{Col 1:\"0.23\", Col 2:\"57.42\", Col 3:\"5e27\", Col 4:\"-234.879\", Col 5:\"2.34e5\", Col 6:\"0.0\", Col 7:\"9e-3\"}, "+

"{Col 1:\"va\tl1\", Col 2:\"v\bal2\", Col 3:val3, Col 4:\"val\f4\", Col 5:val5, Col 6:va\'l6, Col 7:val7}]");

/**

* Attempts to create a JSONArray from a null string.

* Expect a NullPointerException.

@Test(expected=NullPointerException.class)

public void exceptionOnNullString() {

String nullStr = null;

CDL.toJSONArray(nullStr);

}

/**

* Attempts to create a JSONArray from a string with unbalanced quotes

* in column title line. Expects a JSONException.

@Test

public void unbalancedQuoteInName() {

String badLine = "Col1, \"Col2\nVal1, Val2";

try {

CDL.toJSONArray(badLine);

fail("Expecting an exception");

} catch (JSONException e) {

assertEquals("Expecting an exception message",

"Missing close quote '\"'. at 12 [character 0 line 2]",

e.getMessage());

}

/**

* Attempts to create a JSONArray from a string with unbalanced quotes

* in value line. Expects a JSONException.

@Test

public void unbalancedQuoteInValue() {

String badLine = "Col1, Col2\n\"Val1, Val2";

try {

CDL.toJSONArray(badLine);

fail("Expecting an exception");

} catch (JSONException e) {

assertEquals("Expecting an exception message",

"Missing close quote '\"'. at 22 [character 11 line 2]",

e.getMessage());

}

/**

* Attempts to create a JSONArray from a string with null char

* in column title line. Expects a JSONException.

@Test

public void nullInName() {

String badLine = "C\0ol1, Col2\nVal1, Val2";

try {

CDL.toJSONArray(badLine);

fail("Expecting an exception");

} catch (JSONException e) {

assertEquals("Expecting an exception message",

"Bad character 'o' (111). at 2 [character 3 line 1]",

e.getMessage());

}

/**

* Attempt to create a JSONArray with unbalanced quotes and a properly escaped doubled quote.

* Expects a JSONException.

@Test

public void unbalancedEscapedQuote(){

String badLine = "Col1, Col2\n\"Val1, \"\"Val2\"\"";

try {

CDL.toJSONArray(badLine);

fail("Expecting an exception");

} catch (JSONException e) {

assertEquals("Expecting an exception message",

"Missing close quote '\"'. at 26 [character 15 line 2]",

e.getMessage());

}

/**

* Assert that there is no error for a single escaped quote within a properly embedded quote.

@Test

public void singleEscapedQuote(){

String singleEscape = "Col1, Col2\nVal1, \"\"\"Val2\"";

JSONArray jsonArray = CDL.toJSONArray(singleEscape);

String cdlStr = CDL.toString(jsonArray);

assertTrue(cdlStr.contains("Col1"));

assertTrue(cdlStr.contains("Col2"));

assertTrue(cdlStr.contains("Val1"));

assertTrue(cdlStr.contains("\"Val2"));

}

/**

* Assert that there is no error for a single escaped quote within a properly

* embedded quote when not the last value.

@Test

public void singleEscapedQuoteMiddleString(){

String singleEscape = "Col1, Col2\nVal1, \"\"\"Val2\"\nVal 3,Val 4";

JSONArray jsonArray = CDL.toJSONArray(singleEscape);

String cdlStr = CDL.toString(jsonArray);

assertTrue(cdlStr.contains("Col1"));

assertTrue(cdlStr.contains("Col2"));

assertTrue(cdlStr.contains("Val1"));

assertTrue(cdlStr.contains("\"Val2"));

}

/**

* Attempt to create a JSONArray with an escape quote and no enclosing quotes.

* Expects a JSONException.

@Test

public void badEscapedQuote(){

String badLine = "Col1, Col2\nVal1, \"\"Val2";

try {

CDL.toJSONArray(badLine);

fail("Expecting an exception");

} catch (JSONException e) {

System.out.println("Message" + e.getMessage());

assertEquals("Expecting an exception message",

"Bad character 'V' (86). at 20 [character 9 line 2]",

e.getMessage());

}

/**

* call toString with a null array

@Test(expected=NullPointerException.class)

public void nullJSONArrayToString() {

CDL.toString((JSONArray)null);

}

/**

* Create a JSONArray from an empty string

@Test

public void emptyString() {

String emptyStr = "";

JSONArray jsonArray = CDL.toJSONArray(emptyStr);

assertTrue("CDL should return null when the input string is empty",

jsonArray == null);

}

/**

* Create a JSONArray with only 1 row

@Test

public void onlyColumnNames() {

String columnNameStr = "col1, col2, col3";

JSONArray jsonArray = CDL.toJSONArray(columnNameStr);

assertNull("CDL should return null when only 1 row is given",

jsonArray);

}

/**

* Create a JSONArray from string containing only whitespace and commas

@Test

public void emptyLinesToJSONArray() {

String str = " , , , \n , , , ";

JSONArray jsonArray = CDL.toJSONArray(str);

assertNull("JSONArray should be null for no content",

jsonArray);

}

/**

* call toString with a null array

@Test

public void emptyJSONArrayToString() {

JSONArray jsonArray = new JSONArray();

String str = CDL.toString(jsonArray);

assertNull("CDL should return null for toString(null)",

str);

}

/**

* call toString with a null arrays for names and values

@Test

public void nullJSONArraysToString() {

String str = CDL.toString(null, null);

assertNull("CDL should return null for toString(null)",

str);

}

/**

* Given a JSONArray that was not built by CDL, some chars may be

* found that would otherwise be filtered out by CDL.

@Test

public void checkSpecialChars() {

JSONArray jsonArray = new JSONArray();

JSONObject jsonObject = new JSONObject();

jsonArray.put(jsonObject);

// \r will be filtered from name

jsonObject.put("Col \r1", "V1");

// \r will be filtered from value

jsonObject.put("Col 2", "V2\r");

assertTrue("expected length should be 1",jsonArray.length() == 1);

String cdlStr = CDL.toString(jsonArray);

jsonObject = jsonArray.getJSONObject(0);

assertTrue(cdlStr.contains("\"Col 1\""));

assertTrue(cdlStr.contains("Col 2"));

assertTrue(cdlStr.contains("V1"));

assertTrue(cdlStr.contains("\"V2\""));

}

/**

* Create a JSONArray from a string of lines

@Test

public void textToJSONArray() {

JSONArray jsonArray = CDL.toJSONArray(this.lines);

JSONArray expectedJsonArray = new JSONArray(this.expectedLines);

Util.compareActualVsExpectedJsonArrays(jsonArray, expectedJsonArray);

}

/**

* Create a JSONArray from a JSONArray of titles and a

* string of value lines

@Test

public void jsonArrayToJSONArray() {

String nameArrayStr = "[Col1, Col2]";

String values = "V1, V2";

JSONArray nameJSONArray = new JSONArray(nameArrayStr);

JSONArray jsonArray = CDL.toJSONArray(nameJSONArray, values);

JSONArray expectedJsonArray = new JSONArray("[{Col1:V1,Col2:V2}]");

Util.compareActualVsExpectedJsonArrays(jsonArray, expectedJsonArray);

}

/**

* Create a JSONArray from a string of lines,

* then convert to string and then back to JSONArray

@Test

public void textToJSONArrayAndBackToString() {

JSONArray jsonArray = CDL.toJSONArray(this.lines);

String jsonStr = CDL.toString(jsonArray);

JSONArray finalJsonArray = CDL.toJSONArray(jsonStr);

JSONArray expectedJsonArray = new JSONArray(this.expectedLines);

Util.compareActualVsExpectedJsonArrays(finalJsonArray, expectedJsonArray);

}

JSON-java/src/test/java/org/json/junit/CDLTest.java at master · rajihul/JSON-java · GitHub

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