private static Gen <string[]> AlphaStringSetGen(int length, int count)
{
var regex = $"[a-z]{{{length}}}";
var xeger = new Xeger(regex);
return(Gen.ArrayOf(count, Arb.Generate <bool>().Select(_ => xeger.Generate())));
}
static Gen <string> Domain()
{
var characters = Gen.Elements("abcdefghijklmnopqrstuvwxyz0123456789".ToCharArray());
return(Gen.Choose(1, 63)
.SelectMany(i => Gen.ArrayOf(i, characters))
.Select(a => new string(a)));
}
public static Arbitrary <int[]> A()
{
var len = Gen.Choose(1, 100);
var aValue = Gen.Choose(1, 1000);
var a = len.SelectMany(l => Gen.ArrayOf(l, aValue));
return(a.ToArbitrary());
}
public void polygon_area_should_be_positive()
{
var size = Gen.Resize(100, Arb.Default.Int16().Generator);
var points = Gen.Two(Arb.Default.Float32().Generator).Select(tuple => new Point(tuple.Item1, tuple.Item2));
var args = size.SelectMany(s => Gen.ArrayOf(s, points)).Select(ps => new Polygon(ps)).ToArbitrary();
Prop.ForAll(args, polygon => Area.Calculate(polygon).AssertIsPositiveOrError()).QuickCheckThrowOnFailure();
}
private Gen <PersonEntity> GeneratePersons()
{
return
(from nationalId in Gen.ArrayOf(10, Gen.Choose(0, 9))
from country in Gen.Elements("Sweden", "Denmark", "Norway")
from name in Arb.Generate <string>()
from eyeColor in Gen.Elements("Blue", "Green", "Brown")
select new PersonEntity {
RowKey = DigitsToString(nationalId), PartitionKey = country, Name = name, EyeColor = eyeColor
});
}
private Arbitrary <string> Dna() =>
Gen.Sized(n =>
Gen.ArrayOf(n, Gen.OneOf(new List <Gen <string> > {
Gen.Constant("A"),
Gen.Constant("C"),
Gen.Constant("G"),
Gen.Constant("T")
}))
.Select(r => string.Join("", r)))
.Select(r => r ?? "")
.ToArbitrary();
public static Arbitrary <AesKey> AesKey()
{
using (Aes aes = Aes.Create())
{
const int BITS_PER_BYTE = 8;
int[] keySizes = new int[] {
(aes.LegalKeySizes[0].MinSize / BITS_PER_BYTE),
(aes.LegalKeySizes[0].MaxSize / BITS_PER_BYTE)
};
return((from len in Gen.Elements <int>(keySizes)
from ba in Gen.ArrayOf <byte>(len, Arb.Generate <byte>())
select new AesKey(ba)
).ToArbitrary());
}
}
public Property CleanMessageHasProperLength()
{
var msgSetGen = LengthGen.SelectMany(len => CountGen, (len, count) => new { len, count })
.SelectMany(
x =>
Gen.ArrayOf(x.count, Gen.ArrayOf(x.len, Arb.Generate <char>()).Select(msg => new string(msg)))
.Select(messages => new { x.len, messages }));
// alternative way to write it
var msgSetGen2 = from len in LengthGen
from count in CountGen
from messages in
Gen.ArrayOf(count, Gen.ArrayOf(len, Arb.Generate <char>()).Select(msg => new string(msg)))
select new { len, messages };
var cleaner = new RepeatedMessageCleaner(RepeatedMessageCleaner.Protocol.Simple);
var modified = new RepeatedMessageCleaner(RepeatedMessageCleaner.Protocol.Modified);
return(Prop.ForAll(msgSetGen.ToArbitrary(),
msgset =>
cleaner.CleanMessage(msgset.messages).Length == msgset.len &&
modified.CleanMessage(msgset.messages).Length == msgset.len));
}
public static Arbitrary <IDictionary <string, string> > Model()
{
var tagOpeningChars =
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
var tagOtherChars =
tagOpeningChars + "0123456789";
Func <char, char[], string> merge = (first, rest) =>
{
var target = new char[rest.Length + 1];
target[0] = first;
Array.Copy(rest, 0, target, 1, rest.Length);
return(new string(target));
};
var tagGen =
from opening in
Gen.Elements(tagOpeningChars.ToCharArray())
from rest in
Gen.ArrayOf(Gen.Elements(tagOtherChars.ToCharArray()))
from replacement in
Arb.Generate <NonNull <string> >()
select
new KeyValuePair <string, string>(merge(opening, rest),
replacement.Get);
var modelGen =
Gen.NonEmptyListOf(tagGen)
.Select(tags =>
new Dictionary <string, string>(
tags.GroupBy(kv => kv.Key)
.Select(g => g.First()))
as IDictionary <string, string>);
return(Arb.From(modelGen));
}
public static Arbitrary <char[]> NotEmptyStringWithAllowedCharacters()
{
return(Gen.ArrayOf(RandomNumber(5, 100).Sample(20, 1).First(), Gen.Elements($"{_alphabet}{_alphabet.ToUpper()}{_numbers}{_allowedCharacters}".ToCharArray())).ToArbitrary());
}
private static Gen <OutputDescriptor> MultisigOutputDescriptorGen(int maxN, Network?network = null) => from n in Gen.Choose(2, maxN) from m in Gen.Choose(2, n).Select(i => (uint)i) from pkProviders in Gen.ArrayOf(n, PubKeyProviderGen(network)) from isSorted in Arb.Generate <bool>() select OutputDescriptor.NewMulti(m, pkProviders, isSorted);
public static Gen <string> Identifier() =>
from count in Gen.Choose(5, 10)
from chars in Gen.ArrayOf(count, Gen.Elements <char>("abcdefghijklmnopqrstuvwxyz"))
select new string(chars);
public static Arbitrary <char[]> Alphanumeric()
{
return(Gen.ArrayOf(RandomNumber(5, 100).Sample(20, 1).First(), Gen.Elements($"{_alphabet}{_alphabet.ToUpper()}{_numbers}".ToCharArray())).ToArbitrary());
}
public static Gen <string> String() => Gen.ArrayOf(Character()).Select(array => new string(array));
static Gen <string> ConfigStrings()
{
var z =
from size in Gen.Choose(1, 50)
let letters = Arb.toGen(Arb.Default.Char().Filter(c => (c >= 'A' && c <= 'z') || c == '.'))
let len = Gen.Choose(1, 200)
let words = len
.SelectMany(i => Gen.ArrayOf(i, letters)
.SelectMany(ls => Arb.Generate <bool>()
.Select(b => ls.Contains('.') || b ? "\"" + new string(ls) + "\"" : new string(ls))))
from wx in Gen.ArrayOf(size, words).Select(ww => String.Join(".", ww))
select wx;
return(z);
}
public static Gen <SupportedEvent[]> GenEvents()
{
return(Gen.ArrayOf(Gen.Elements(AllValidEvent)));
}
public static Gen <Operation <SpecCounter, CounterModel> > ScheduledInterleavedSetGen()
{
return
(Gen.ArrayOf(Arb.Default.Int32().Generator)
.Select(incs => (Operation <SpecCounter, CounterModel>) new ScheduledSetInterleaved(incs)));
}
public static Gen <Operation <ITcpServerSocketModel, ITcpServerSocketModel> > Generator()
{
return
(Gen.ArrayOf(Arb.Default.Int32().Generator)
.Select(x => (Operation <ITcpServerSocketModel, ITcpServerSocketModel>) new ClientWrite(x)));
}
public static Gen <Operation <SpecCounter, CounterModel> > IncrementGen()
{
return
(Gen.ArrayOf(Arb.Default.Int32().Generator)
.Select(incs => (Operation <SpecCounter, CounterModel>) new Increment(incs)));
}
internal static Gen <BlockMap> BlockMapsGen() => Gen.Sized(s => Gen.Map <bool[], BlockMap>((Converter <bool[], BlockMap>)ToBlockMap, Gen.Filter((Converter <bool[], bool>)(a => a.Any(b => !b)), Gen.ArrayOf(s, Gen.Elements(true, false)))));