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using NUnit.Framework;
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using System;
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using Implab.Automaton;
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using Implab.Xml;
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using System.Xml;
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using Implab.Formats;
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using Implab.Formats.Json;
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using System.IO;
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namespace Implab.Format.Test {
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[TestFixture]
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public class JsonTests {
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[Test]
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public void TestScannerValidTokens() {
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using (var scanner = JsonStringScanner.Create(@"9123, -123, 0, 0.1, -0.2, -0.1e3, 1.3E-3, ""some \t\n\u0020 text"", literal []{}:")) {
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Tuple<JsonTokenType, object>[] expexted = {
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new Tuple<JsonTokenType,object>(JsonTokenType.Number, "9123"),
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new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, null),
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new Tuple<JsonTokenType,object>(JsonTokenType.Number, "-123"),
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new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, null),
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new Tuple<JsonTokenType,object>(JsonTokenType.Number, "0"),
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new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, null),
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new Tuple<JsonTokenType,object>(JsonTokenType.Number, "0.1"),
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new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, null),
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new Tuple<JsonTokenType,object>(JsonTokenType.Number, "-0.2"),
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new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, null),
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new Tuple<JsonTokenType,object>(JsonTokenType.Number, "-0.1e3"),
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new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, null),
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new Tuple<JsonTokenType,object>(JsonTokenType.Number, "1.3E-3"),
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new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, null),
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new Tuple<JsonTokenType,object>(JsonTokenType.String, "some \t\n text"),
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new Tuple<JsonTokenType,object>(JsonTokenType.ValueSeparator, null),
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new Tuple<JsonTokenType,object>(JsonTokenType.Literal, "literal"),
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new Tuple<JsonTokenType,object>(JsonTokenType.BeginArray, null),
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new Tuple<JsonTokenType,object>(JsonTokenType.EndArray, null),
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new Tuple<JsonTokenType,object>(JsonTokenType.BeginObject, null),
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new Tuple<JsonTokenType,object>(JsonTokenType.EndObject, null),
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new Tuple<JsonTokenType,object>(JsonTokenType.NameSeparator, null)
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};
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string value;
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JsonTokenType tokenType;
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for (var i = 0; i < expexted.Length; i++) {
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Assert.IsTrue(scanner.ReadToken(out value, out tokenType));
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Assert.AreEqual(expexted[i].Item1, tokenType);
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Assert.AreEqual(expexted[i].Item2, value);
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}
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Assert.IsFalse(scanner.ReadToken(out value, out tokenType));
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}
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}
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[Test]
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public void TestScannerBadTokens() {
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var bad = new[] {
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" 1",
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" literal",
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" \"",
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"\"unclosed string",
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"1.bad",
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"001", // should be read as three numbers
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"--10",
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"+10",
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"1.0.0",
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"1e1.0",
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"l1teral0",
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".123",
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"-.123"
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};
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foreach (var json in bad) {
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using (var scanner = JsonStringScanner.Create(json)) {
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try {
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string value;
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JsonTokenType token;
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scanner.ReadToken(out value, out token);
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if (!Object.Equals(value, json)) {
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Console.WriteLine("'{0}' is read as {1}", json, value is String ? String.Format("'{0}'", value) : value);
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continue;
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}
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Assert.Fail("Token '{0}' shouldn't pass", json);
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} catch (ParserException e) {
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Console.WriteLine(e.Message);
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}
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}
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}
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}
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[Test]
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public void JsonXmlReaderSimpleTest() {
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var json = "\"some text\"";
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//Console.WriteLine($"JSON: {json}");
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//Console.WriteLine("XML");
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/*using (var xmlReader = new JsonXmlReader(new JSONParser(json), new JsonXmlReaderOptions { NamespaceUri = "JsonXmlReaderSimpleTest", RootName = "string", NodesPrefix = "json" })) {
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Assert.AreEqual(xmlReader.ReadState, System.Xml.ReadState.Initial);
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AssertRead(xmlReader, XmlNodeType.XmlDeclaration);
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AssertRead(xmlReader, XmlNodeType.Element);
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AssertRead(xmlReader, XmlNodeType.Text);
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AssertRead(xmlReader, XmlNodeType.EndElement);
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Assert.IsFalse(xmlReader.Read());
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}*/
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//DumpJsonParse("\"text value\"");
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//DumpJsonParse("null");
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//DumpJsonParse("true");
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//DumpJsonParse("{}");
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//DumpJsonParse("[]");
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DumpJsonParse("{\"one\":1, \"two\":2}");
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DumpJsonParse("[1,\"\",2,3]");
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DumpJsonParse("[{\"info\": [7,8,9]}]");
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DumpJsonFlatParse("[1,2,\"\",[3,4],{\"info\": [5,6]},{\"num\": [7,8,null]}, null,[null]]");
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}
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[Test]
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public void JsonBenchmark() {
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var t = Environment.TickCount;
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using (var reader = new JsonXmlReader(JsonReader.Create("e:\\citylots.json"), new JsonXmlReaderOptions { NamespaceUri = "XmlReaderSimpleTest", RootName = "data" })) {
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while (reader.Read()) {
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}
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}
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Console.WriteLine($"JsonXmlReader: {Environment.TickCount - t} ms");
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t = Environment.TickCount;
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using(var reader = JsonReader.Create("e:\\citylots.json")) {
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while(reader.Read()) {
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}
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}
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Console.WriteLine($"JsonReader: {Environment.TickCount - t} ms");
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t = Environment.TickCount;
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using (var reader = XmlReader.Create("file:///e:\\citylots.xml")) {
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while (reader.Read()) {
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}
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}
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Console.WriteLine($"XmlReader: {Environment.TickCount - t} ms");
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}
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void AssertRead(XmlReader reader, XmlNodeType expected) {
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Assert.IsTrue(reader.Read());
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Console.WriteLine($"{new string(' ', reader.Depth * 2)}{reader}");
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Assert.AreEqual(expected, reader.NodeType);
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}
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void DumpJsonParse(string json) {
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Console.WriteLine($"JSON: {json}");
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Console.WriteLine("XML");
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using (var xmlReader = new JsonXmlReader(JsonReader.ParseString(json), new JsonXmlReaderOptions { NamespaceUri = "JsonXmlReaderSimpleTest", NodesPrefix = "json" })) {
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while (xmlReader.Read())
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Console.WriteLine($"{new string(' ', xmlReader.Depth * 2)}{xmlReader}");
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}
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}
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void DumpJsonFlatParse(string json) {
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Console.WriteLine($"JSON: {json}");
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Console.WriteLine("XML");
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using (var xmlWriter = XmlWriter.Create(Console.Out, new XmlWriterSettings {
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Indent = true,
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CloseOutput = false,
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ConformanceLevel = ConformanceLevel.Document
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}))
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using (var xmlReader = new JsonXmlReader(JsonReader.ParseString(json), new JsonXmlReaderOptions { NamespaceUri = "JsonXmlReaderSimpleTest", NodesPrefix = "", FlattenArrays = true })) {
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xmlWriter.WriteNode(xmlReader, false);
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}
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}
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}
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}
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