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comparison Implab.Format.Test/JsonTests.cs @ 227:8d5de4eb9c2c v2

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Reimplemented JsonXmlReader, added support for null values: JSON null values are mapped to empty nodes with 'xsi:nil' attribute set to 'true'
author cin
date Sat, 09 Sep 2017 03:53:13 +0300
parents Implab.Test/Implab.Format.Test/JsonTests.cs@d6a8cba73acc
children 6fa235c5a760
comparison
equal deleted inserted replaced
226:9428ea36838e 227:8d5de4eb9c2c
1 using NUnit.Framework;
2 using System;
3 using Implab.Formats.JSON;
4 using Implab.Automaton;
5 using Implab.Xml;
6 using System.Xml;
7 using System.Text;
8
9 namespace Implab.Format.Test {
10 [TestFixture]
11 public class JsonTests {
12 [Test]
13 public void TestScannerValidTokens() {
14 using (var scanner = new JSONScanner(@"9123, -123, 0, 0.1, -0.2, -0.1e3, 1.3E-3, ""some \t\n\u0020 text"", literal []{}:")) {
15
16 Tuple<JsonTokenType, object>[] expexted = {
17 new Tuple<JsonTokenType,object>(JsonTokenType.Number, 9123d),
18 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
19 new Tuple<JsonTokenType,object>(JsonTokenType.Number, -123d),
20 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
21 new Tuple<JsonTokenType,object>(JsonTokenType.Number, 0d),
22 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
23 new Tuple<JsonTokenType,object>(JsonTokenType.Number, 0.1d),
24 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
25 new Tuple<JsonTokenType,object>(JsonTokenType.Number, -0.2d),
26 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
27 new Tuple<JsonTokenType,object>(JsonTokenType.Number, -0.1e3d),
28 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
29 new Tuple<JsonTokenType,object>(JsonTokenType.Number, 1.3E-3d),
30 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
31 new Tuple<JsonTokenType,object>(JsonTokenType.String, "some \t\n text"),
32 new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, ", "),
33 new Tuple<JsonTokenType,object>(JsonTokenType.Literal, "literal"),
34 new Tuple<JsonTokenType,object>(JsonTokenType.BeginArray, " ["),
35 new Tuple<JsonTokenType,object>(JsonTokenType.EndArray, "]"),
36 new Tuple<JsonTokenType,object>(JsonTokenType.BeginObject, "{"),
37 new Tuple<JsonTokenType,object>(JsonTokenType.EndObject, "}"),
38 new Tuple<JsonTokenType,object>(JsonTokenType.NameSeparator, ":")
39 };
40
41 object value;
42 JsonTokenType tokenType;
43 for (var i = 0; i < expexted.Length; i++) {
44
45 Assert.IsTrue(scanner.ReadToken(out value, out tokenType));
46 Assert.AreEqual(expexted[i].Item1, tokenType);
47 Assert.AreEqual(expexted[i].Item2, value);
48 }
49
50 Assert.IsFalse(scanner.ReadToken(out value, out tokenType));
51 }
52 }
53
54 [Test]
55 public void TestScannerBadTokens() {
56 var bad = new[] {
57 " 1",
58 " literal",
59 " \"",
60 "\"unclosed string",
61 "1.bad",
62 "001", // should be read as three numbers
63 "--10",
64 "+10",
65 "1.0.0",
66 "1e1.0",
67 "l1teral0",
68 ".123",
69 "-.123"
70 };
71
72 foreach (var json in bad) {
73 using (var scanner = new JSONScanner(json)) {
74 try {
75 object value;
76 JsonTokenType token;
77 scanner.ReadToken(out value, out token);
78 if (!Object.Equals(value, json)) {
79 Console.WriteLine("'{0}' is read as {1}", json, value is String ? String.Format("'{0}'", value) : value);
80 continue;
81 }
82 Assert.Fail("Token '{0}' shouldn't pass", json);
83 } catch (ParserException e) {
84 Console.WriteLine(e.Message);
85 }
86 }
87 }
88 }
89
90 [Test]
91 public void JsonXmlReaderSimpleTest() {
92 var json = "\"some text\"";
93 //Console.WriteLine($"JSON: {json}");
94 //Console.WriteLine("XML");
95 /*using (var xmlReader = new JsonXmlReader(new JSONParser(json), new JsonXmlReaderOptions { NamespaceUri = "JsonXmlReaderSimpleTest", RootName = "string", NodesPrefix = "json" })) {
96 Assert.AreEqual(xmlReader.ReadState, System.Xml.ReadState.Initial);
97
98 AssertRead(xmlReader, XmlNodeType.XmlDeclaration);
99 AssertRead(xmlReader, XmlNodeType.Element);
100 AssertRead(xmlReader, XmlNodeType.Text);
101 AssertRead(xmlReader, XmlNodeType.EndElement);
102 Assert.IsFalse(xmlReader.Read());
103 }*/
104
105 //DumpJsonParse("\"text value\"");
106 //DumpJsonParse("null");
107 //DumpJsonParse("true");
108 //DumpJsonParse("{}");
109 //DumpJsonParse("[]");
110 DumpJsonParse("{\"one\":1, \"two\":2}");
111 DumpJsonParse("[1,2,3]");
112 DumpJsonParse("[{\"info\": [7,8,9]}]");
113 DumpJsonFlatParse("[1,2,[3,4],{\"info\": [5,6]},{\"num\": [7,8,null]}, null,[null]]");
114 }
115
116 void AssertRead(XmlReader reader, XmlNodeType expected) {
117 Assert.IsTrue(reader.Read());
118 Console.WriteLine($"{new string(' ', reader.Depth*2)}{reader}");
119 Assert.AreEqual(expected, reader.NodeType);
120 }
121
122 void DumpJsonParse(string json) {
123 Console.WriteLine($"JSON: {json}");
124 Console.WriteLine("XML");
125 using (var xmlReader = new JsonXmlReader(new JSONParser(json), new JsonXmlReaderOptions { NamespaceUri = "JsonXmlReaderSimpleTest", NodesPrefix = "json" })) {
126 while (xmlReader.Read())
127 Console.WriteLine($"{new string(' ', xmlReader.Depth * 2)}{xmlReader}");
128 }
129 }
130
131 void DumpJsonFlatParse(string json) {
132 Console.WriteLine($"JSON: {json}");
133 Console.WriteLine("XML");
134 using (var xmlWriter = XmlWriter.Create(Console.Out, new XmlWriterSettings {
135 Indent = true,
136 CloseOutput = false,
137 ConformanceLevel = ConformanceLevel.Document
138 }))
139 using (var xmlReader = new JsonXmlReader(new JSONParser(json), new JsonXmlReaderOptions { NamespaceUri = "JsonXmlReaderSimpleTest", NodesPrefix = "", FlattenArrays = true })) {
140 xmlWriter.WriteNode(xmlReader, false);
141 }
142 }
143 }
144 }
145