/// <summary>
/// <seealso cref="JsonTokenizerTests.TwoSymbolsOfEachType"/>.
/// </summary>
public static IEnumerable <object[]> TwoSymbolsWithoutType()
{
var symbolTypes = JsonTokenizerTests.JsonTestSymbols();
// Unterminated strings/comments mess up the tokenization, skip those if they're the first key.
foreach (var(key1, _) in symbolTypes)
{
foreach (var(key2, _) in symbolTypes.Union(JsonTokenizerTests.UnterminatedJsonTestSymbols()))
{
yield return(new object[] { key1, key2 });
}
}
}
public void ParseTreeTokensMatch(string json1, string json2)
{
// Sane structure as JsonTokenizerTests.Transition: first check two symbols, then all combinations of three.
{
string json = json1 + json2;
var expectedTokens = JsonParser.TokenizeAll(json).Item1;
Action <IJsonSymbol>[] tokenInspectors = expectedTokens.Select <IGreenJsonSymbol, Action <IJsonSymbol> >((IGreenJsonSymbol expectedGreen) => (IJsonSymbol red) =>
{
IGreenJsonSymbol actualGreen = TerminalSymbolTester.Instance.Visit(red);
Assert.IsType(expectedGreen.GetType(), actualGreen);
Assert.Equal(expectedGreen.Length, actualGreen.Length);
Assert.Equal(expectedGreen.Length, red.Length);
}).ToArray();
Assert.Collection(
JsonParser.Parse(json).Syntax.TerminalSymbolsInRange(0, json.Length),
tokenInspectors);
}
// Here Assert.Collection is used so if such a test fails,
// it gives the index of the third token that was tested.
Assert.Collection(
JsonTokenizerTests.JsonTestSymbols(),
Enumerable.Repeat <Action <(string, Type)> >(x0 =>
{
string json = x0.Item1 + json1 + json2;
var expectedTokens = JsonParser.TokenizeAll(json).Item1;
Action <IJsonSymbol>[] tokenInspectors = expectedTokens.Select <IGreenJsonSymbol, Action <IJsonSymbol> >(expectedGreen => symbol =>
{
IGreenJsonSymbol actualGreen = TerminalSymbolTester.Instance.Visit(symbol);
Assert.IsType(expectedGreen.GetType(), actualGreen);
Assert.Equal(expectedGreen.Length, actualGreen.Length);
Assert.Equal(expectedGreen.Length, symbol.Length);
}).ToArray();
Assert.Collection(
JsonParser.Parse(json).Syntax.TerminalSymbolsInRange(0, json.Length),
tokenInspectors);
}, JsonTokenizerTests.JsonTestSymbols().Count()).ToArray());
}