using System.IO;
using System.Text;
using System.Json;
+using System.Globalization;
+using System.Threading;
namespace MonoTests.System
{
Assert.AreEqual (1, j.Count, "itemcount");
Assert.AreEqual (JsonType.String, j ["a"].JsonType, "type");
Assert.AreEqual ("b", (string) j ["a"], "value");
+
+ JsonValue.Parse ("[{ \"a\": \"b\",}]");
+ }
+
+ [Test]
+ public void LoadWithTrailingComma2 ()
+ {
+ JsonValue.Parse ("[{ \"a\": \"b\",}]");
+ }
+
+ // Test that we correctly serialize JsonArray with null elements.
+ [Test]
+ public void ToStringOnJsonArrayWithNulls () {
+ var j = JsonValue.Load (new StringReader ("[1,2,3,null]"));
+ Assert.AreEqual (4, j.Count, "itemcount");
+ Assert.AreEqual (JsonType.Array, j.JsonType, "type");
+ var str = j.ToString ();
+ Assert.AreEqual (str, "[1, 2, 3, null]");
+ }
+
+ // Test that we correctly serialize JsonObject with null elements.
+ [Test]
+ public void ToStringOnJsonObjectWithNulls () {
+ var j = JsonValue.Load (new StringReader ("{\"a\":null,\"b\":2}"));
+ Assert.AreEqual (2, j.Count, "itemcount");
+ Assert.AreEqual (JsonType.Object, j.JsonType, "type");
+ var str = j.ToString ();
+ Assert.AreEqual (str, "{\"a\": null, \"b\": 2}");
+ }
+
+ [Test]
+ public void JsonObjectOrder () {
+ var obj = new JsonObject ();
+ obj["a"] = 1;
+ obj["c"] = 3;
+ obj["b"] = 2;
+ var str = obj.ToString ();
+ Assert.AreEqual (str, "{\"a\": 1, \"b\": 2, \"c\": 3}");
+ }
+
+ [Test]
+ public void QuoteEscapeBug_20869 ()
+ {
+ Assert.AreEqual ((new JsonPrimitive ("\"\"")).ToString (), "\"\\\"\\\"\"");
+ }
+
+ void ExpectError (string s)
+ {
+ try {
+ JsonValue.Parse (s);
+ Assert.Fail ("Expected ArgumentException for `" + s + "'");
+ } catch (ArgumentException) {
+ }
+ }
+
+ // Test whether an exception is thrown for invalid JSON
+ [Test]
+ public void CheckErrors ()
+ {
+ ExpectError (@"-");
+ ExpectError (@"- ");
+ ExpectError (@"1.");
+ ExpectError (@"1. ");
+ ExpectError (@"1e+");
+ ExpectError (@"1 2");
+ ExpectError (@"077");
+
+ ExpectError (@"[1,]");
+
+ //ExpectError (@"{""a"":1,}"); // Not valid JSON, allowed anyway
+ }
+
+ // Parse a json string and compare to the expected value
+ void CheckDouble (double expected, string json)
+ {
+ double jvalue = (double) JsonValue.Parse (json);
+ Assert.AreEqual (expected, jvalue);
+ }
+
+ // Convert a number to json and parse the string, then compare the result to the original value
+ void CheckDouble (double number)
+ {
+ double jvalue = (double) JsonValue.Parse (new JsonPrimitive (number).ToString ());
+ Assert.AreEqual (number, jvalue); // should be exactly the same
+ }
+
+ [Test]
+ public void CheckIntegers ()
+ {
+ Assert.AreEqual (sbyte.MinValue, (sbyte) JsonValue.Parse (new JsonPrimitive (sbyte.MinValue).ToString ()));
+ Assert.AreEqual (sbyte.MaxValue, (sbyte) JsonValue.Parse (new JsonPrimitive (sbyte.MaxValue).ToString ()));
+ Assert.AreEqual (byte.MinValue, (byte) JsonValue.Parse (new JsonPrimitive (byte.MinValue).ToString ()));
+ Assert.AreEqual (byte.MaxValue, (byte) JsonValue.Parse (new JsonPrimitive (byte.MaxValue).ToString ()));
+
+ Assert.AreEqual (short.MinValue, (short) JsonValue.Parse (new JsonPrimitive (short.MinValue).ToString ()));
+ Assert.AreEqual (short.MaxValue, (short) JsonValue.Parse (new JsonPrimitive (short.MaxValue).ToString ()));
+ Assert.AreEqual (ushort.MinValue, (ushort) JsonValue.Parse (new JsonPrimitive (ushort.MinValue).ToString ()));
+ Assert.AreEqual (ushort.MaxValue, (ushort) JsonValue.Parse (new JsonPrimitive (ushort.MaxValue).ToString ()));
+
+ Assert.AreEqual (int.MinValue, (int) JsonValue.Parse (new JsonPrimitive (int.MinValue).ToString ()));
+ Assert.AreEqual (int.MaxValue, (int) JsonValue.Parse (new JsonPrimitive (int.MaxValue).ToString ()));
+ Assert.AreEqual (uint.MinValue, (uint) JsonValue.Parse (new JsonPrimitive (uint.MinValue).ToString ()));
+ Assert.AreEqual (uint.MaxValue, (uint) JsonValue.Parse (new JsonPrimitive (uint.MaxValue).ToString ()));
+
+ Assert.AreEqual (long.MinValue, (long) JsonValue.Parse (new JsonPrimitive (long.MinValue).ToString ()));
+ Assert.AreEqual (long.MaxValue, (long) JsonValue.Parse (new JsonPrimitive (long.MaxValue).ToString ()));
+ Assert.AreEqual (ulong.MinValue, (ulong) JsonValue.Parse (new JsonPrimitive (ulong.MinValue).ToString ()));
+ Assert.AreEqual (ulong.MaxValue, (ulong) JsonValue.Parse (new JsonPrimitive (ulong.MaxValue).ToString ()));
+ }
+
+ [Test]
+ public void CheckNumbers ()
+ {
+ CheckDouble (0, "0");
+ CheckDouble (0, "-0");
+ CheckDouble (0, "0.00");
+ CheckDouble (0, "-0.00");
+ CheckDouble (1, "1");
+ CheckDouble (1.1, "1.1");
+ CheckDouble (-1, "-1");
+ CheckDouble (-1.1, "-1.1");
+ CheckDouble (1e-10, "1e-10");
+ CheckDouble (1e+10, "1e+10");
+ CheckDouble (1e-30, "1e-30");
+ CheckDouble (1e+30, "1e+30");
+
+ CheckDouble (1, "\"1\"");
+ CheckDouble (1.1, "\"1.1\"");
+ CheckDouble (-1, "\"-1\"");
+ CheckDouble (-1.1, "\"-1.1\"");
+
+ CheckDouble (double.NaN, "\"NaN\"");
+ CheckDouble (double.PositiveInfinity, "\"Infinity\"");
+ CheckDouble (double.NegativeInfinity, "\"-Infinity\"");
+
+ ExpectError ("NaN");
+ ExpectError ("Infinity");
+ ExpectError ("-Infinity");
+
+ Assert.AreEqual ("1.1", new JsonPrimitive (1.1).ToString ());
+ Assert.AreEqual ("-1.1", new JsonPrimitive (-1.1).ToString ());
+ Assert.AreEqual ("1E-20", new JsonPrimitive (1e-20).ToString ());
+ Assert.AreEqual ("1E+20", new JsonPrimitive (1e+20).ToString ());
+ Assert.AreEqual ("1E-30", new JsonPrimitive (1e-30).ToString ());
+ Assert.AreEqual ("1E+30", new JsonPrimitive (1e+30).ToString ());
+ Assert.AreEqual ("\"NaN\"", new JsonPrimitive (double.NaN).ToString ());
+ Assert.AreEqual ("\"Infinity\"", new JsonPrimitive (double.PositiveInfinity).ToString ());
+ Assert.AreEqual ("\"-Infinity\"", new JsonPrimitive (double.NegativeInfinity).ToString ());
+
+ Assert.AreEqual ("1E-30", JsonValue.Parse ("1e-30").ToString ());
+ Assert.AreEqual ("1E+30", JsonValue.Parse ("1e+30").ToString ());
+
+ CheckDouble (1);
+ CheckDouble (1.1);
+ CheckDouble (1.25);
+ CheckDouble (-1);
+ CheckDouble (-1.1);
+ CheckDouble (-1.25);
+ CheckDouble (1e-20);
+ CheckDouble (1e+20);
+ CheckDouble (1e-30);
+ CheckDouble (1e+30);
+ CheckDouble (3.1415926535897932384626433);
+ CheckDouble (3.1415926535897932384626433e-20);
+ CheckDouble (3.1415926535897932384626433e+20);
+ CheckDouble (double.NaN);
+ CheckDouble (double.PositiveInfinity);
+ CheckDouble (double.NegativeInfinity);
+ CheckDouble (double.MinValue);
+ CheckDouble (double.MaxValue);
+
+ // A number which needs 17 digits (see http://stackoverflow.com/questions/6118231/why-do-i-need-17-significant-digits-and-not-16-to-represent-a-double)
+ CheckDouble (18014398509481982.0);
+
+ // Values around the smallest positive decimal value
+ CheckDouble (1.123456789e-29);
+ CheckDouble (1.123456789e-28);
+
+ CheckDouble (1.1E-29, "0.000000000000000000000000000011");
+ // This is being parsed as a decimal and rounded to 1e-28, even though it can be more accurately be represented by a double
+ //CheckDouble (1.1E-28, "0.00000000000000000000000000011");
+ }
+
+ // Retry the test with different locales
+ [Test]
+ public void CheckNumbersCulture ()
+ {
+ CultureInfo old = Thread.CurrentThread.CurrentCulture;
+ try {
+ Thread.CurrentThread.CurrentCulture = new CultureInfo ("en");
+ CheckNumbers ();
+ Thread.CurrentThread.CurrentCulture = new CultureInfo ("fr");
+ CheckNumbers ();
+ Thread.CurrentThread.CurrentCulture = new CultureInfo ("de");
+ CheckNumbers ();
+ } finally {
+ Thread.CurrentThread.CurrentCulture = old;
+ }
+ }
+
+ // Convert a string to json and parse the string, then compare the result to the original value
+ void CheckString (string str)
+ {
+ var json = new JsonPrimitive (str).ToString ();
+ // Check whether the string is valid Unicode (will throw for broken surrogate pairs)
+ new UTF8Encoding (false, true).GetBytes (json);
+ string jvalue = (string) JsonValue.Parse (json);
+ Assert.AreEqual (str, jvalue);
+ }
+
+ // String handling: http://tools.ietf.org/html/rfc7159#section-7
+ [Test]
+ public void CheckStrings ()
+ {
+ Assert.AreEqual ("\"test\"", new JsonPrimitive ("test").ToString ());
+ // Handling of characters
+ Assert.AreEqual ("\"f\"", new JsonPrimitive ('f').ToString ());
+ Assert.AreEqual ('f', (char) JsonValue.Parse ("\"f\""));
+
+ // Control characters with special escape sequence
+ Assert.AreEqual ("\"\\b\\f\\n\\r\\t\"", new JsonPrimitive ("\b\f\n\r\t").ToString ());
+ // Other characters which must be escaped
+ Assert.AreEqual (@"""\""\\""", new JsonPrimitive ("\"\\").ToString ());
+ // Control characters without special escape sequence
+ for (int i = 0; i < 32; i++)
+ if (i != '\b' && i != '\f' && i != '\n' && i != '\r' && i != '\t')
+ Assert.AreEqual ("\"\\u" + i.ToString ("x04") + "\"", new JsonPrimitive ("" + (char) i).ToString ());
+
+ // JSON does not require U+2028 and U+2029 to be escaped, but
+ // JavaScript does require this:
+ // http://stackoverflow.com/questions/2965293/javascript-parse-error-on-u2028-unicode-character/9168133#9168133
+ Assert.AreEqual ("\"\\u2028\\u2029\"", new JsonPrimitive ("\u2028\u2029").ToString ());
+
+ // '/' also does not have to be escaped, but escaping it when
+ // preceeded by a '<' avoids problems with JSON in HTML <script> tags
+ Assert.AreEqual ("\"<\\/\"", new JsonPrimitive ("</").ToString ());
+ // Don't escape '/' in other cases as this makes the JSON hard to read
+ Assert.AreEqual ("\"/bar\"", new JsonPrimitive ("/bar").ToString ());
+ Assert.AreEqual ("\"foo/bar\"", new JsonPrimitive ("foo/bar").ToString ());
+
+ CheckString ("test\b\f\n\r\t\"\\/</\0x");
+ for (int i = 0; i < 65536; i++)
+ CheckString ("x" + ((char) i));
+
+ // Check broken surrogate pairs
+ CheckString ("\ud800");
+ CheckString ("x\ud800");
+ CheckString ("\udfff\ud800");
+ CheckString ("\ude03\ud912");
+ CheckString ("\uc000\ubfff");
+ CheckString ("\udfffx");
+ // Valid strings should not be escaped:
+ Assert.AreEqual ("\"\ud7ff\"", new JsonPrimitive ("\ud7ff").ToString ());
+ Assert.AreEqual ("\"\ue000\"", new JsonPrimitive ("\ue000").ToString ());
+ Assert.AreEqual ("\"\ud800\udc00\"", new JsonPrimitive ("\ud800\udc00").ToString ());
+ Assert.AreEqual ("\"\ud912\ude03\"", new JsonPrimitive ("\ud912\ude03").ToString ());
+ Assert.AreEqual ("\"\udbff\udfff\"", new JsonPrimitive ("\udbff\udfff").ToString ());
}
}
}
+
+// vim: noexpandtab
+// Local Variables:
+// tab-width: 4
+// c-basic-offset: 4
+// indent-tabs-mode: t
+// End: