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158
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1 using NUnit.Framework;
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2 using System;
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182
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3 using Implab.Formats.JSON;
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183
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4 using Implab.Automaton;
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158
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5
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6 namespace Implab.Format.Test {
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182
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7 [TestFixture]
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158
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8 public class JsonTests {
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182
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9 [Test]
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10 public void TestScannerValidTokens() {
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183
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11 using (var scanner = new JSONScanner(@"9123, -123, 0, 0.1, -0.2, -0.1e3, 1.3E-3, ""some \t\n\u0020 text"", literal []{}:")) {
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12
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13 Tuple<JsonTokenType,object>[] expexted = new [] {
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14 new Tuple<JsonTokenType,object>(JsonTokenType.Number, 9123d),
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15 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
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16 new Tuple<JsonTokenType,object>(JsonTokenType.Number, -123d),
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17 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
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18 new Tuple<JsonTokenType,object>(JsonTokenType.Number, 0d),
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19 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
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20 new Tuple<JsonTokenType,object>(JsonTokenType.Number, 0.1d),
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21 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
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22 new Tuple<JsonTokenType,object>(JsonTokenType.Number, -0.2d),
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23 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
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24 new Tuple<JsonTokenType,object>(JsonTokenType.Number, -0.1e3d),
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25 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
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26 new Tuple<JsonTokenType,object>(JsonTokenType.Number, 1.3E-3d),
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27 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
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28 new Tuple<JsonTokenType,object>(JsonTokenType.String, "some \t\n text"),
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29 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
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30 new Tuple<JsonTokenType,object>(JsonTokenType.Literal, "literal"),
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31 new Tuple<JsonTokenType,object>(JsonTokenType.BeginArray, " ["),
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32 new Tuple<JsonTokenType,object>(JsonTokenType.EndArray, "]"),
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33 new Tuple<JsonTokenType,object>(JsonTokenType.BeginObject, "{"),
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34 new Tuple<JsonTokenType,object>(JsonTokenType.EndObject, "}"),
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35 new Tuple<JsonTokenType,object>(JsonTokenType.NameSeparator, ":")
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36 };
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182
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37
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183
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38 object value;
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39 JsonTokenType tokenType;
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40 for (var i = 0; i < expexted.Length; i++) {
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41
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42 Assert.IsTrue(scanner.ReadToken(out value, out tokenType));
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43 Assert.AreEqual(expexted[i].Item1, tokenType);
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44 Assert.AreEqual(expexted[i].Item2, value);
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45 }
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46
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47 Assert.IsFalse(scanner.ReadToken(out value, out tokenType));
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48 }
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49 }
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50
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51 [Test]
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52 public void TestScannerBadTokens() {
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53 var bad = new [] {
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54 " 1",
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55 " literal",
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56 " \"",
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57 "\"unclosed string",
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58 "1.bad",
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59 "001", // should be read as three numbers
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60 "--10",
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61 "+10",
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62 "1.0.0",
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63 "1e1.0",
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64 "l1teral0",
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65 ".123",
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66 "-.123"
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182
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67 };
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68
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183
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69 foreach (var json in bad)
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70 using (var scanner = new JSONScanner(json)) {
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71 try {
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72 object value;
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73 JsonTokenType token;
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74 scanner.ReadToken(out value, out token);
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75 if (!Object.Equals(value,json)) {
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76 Console.WriteLine("'{0}' is read as {1}", json, value is String ? String.Format("'{0}'", value) : value );
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77 continue;
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78 }
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79 Assert.Fail("Token '{0}' shouldn't pass", json);
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80 } catch (ParserException e) {
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81 Console.WriteLine(e.Message);
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82 }
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83 }
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84
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158
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85 }
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86 }
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87 }
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88
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