public void CGFloatVirtual(PlatformName platform)
{
var swiftCode = @"
import Foundation
import CoreGraphics
open class ItsACGFloat {
open var value:CGFloat = 0
public init (with: CGFloat) {
value = with
}
open func getValue () -> CGFloat {
return value
}
}
";
var cgfID = new CSIdentifier("cgf");
var cgfDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, cgfID, new CSFunctionCall("ItsACGFloat", true,
new CSCastExpression(new CSSimpleType("nfloat"), CSConstant.Val(42.5))));
var printer = CSFunctionCall.ConsoleWriteLine(new CSFunctionCall("cgf.GetValue", false));
var callingCode = CSCodeBlock.Create(cgfDecl, printer);
TestRunning.TestAndExecute(swiftCode, callingCode, "42.5\n", platform: platform);
}
public void TestCharacterCreation()
{
var swiftCode = @"
public class CharacterHolder
{
public var C: Character;
public init (c: Character) {C = c }
}";
var callingCode = new CodeElementCollection <ICodeElement> ();
StringBuilder expected = new StringBuilder();
foreach (string c in TestCases)
{
CSIdentifier testIdentifier = (CSIdentifier)$@"""{c}""";
Action <ICSExpression> testCharacter = creation => {
CSCodeBlock block = new CSCodeBlock();
block.Add(CSVariableDeclaration.VarLine((CSSimpleType)"SwiftCharacter", (CSIdentifier)"Char", creation));
block.Add(CSVariableDeclaration.VarLine((CSSimpleType)"CharacterHolder", (CSIdentifier)"Foo", CSFunctionCall.Ctor("CharacterHolder", (CSIdentifier)"Char")));
block.Add(CSFunctionCall.FunctionLine("Console.Write", (CSIdentifier)"(string)Foo.C"));
expected.Append(c);
callingCode.Add(block);
};
testCharacter(CSFunctionCall.Function("SwiftCharacter.FromCharacter", (testIdentifier)));
testCharacter(new CSCastExpression((CSSimpleType)"SwiftCharacter", testIdentifier));
}
TestRunning.TestAndExecute(swiftCode, callingCode, expected.ToString());
}
public void TLDictionaryAddGet(string sKeyType, string sValType,
string csKeyType, string csValType, string csKey, string csValue, string output)
{
string swiftCode =
$"public func makeDictTLDAG{sKeyType}{sValType}() -> [{sKeyType}:{sValType}]\n {{\n return [{sKeyType}:{sValType}]() \n}}\n";
CodeElementCollection <ICodeElement> callingCode = new CodeElementCollection <ICodeElement> ();
CSLine decl = CSVariableDeclaration.VarLine(new CSSimpleType("SwiftDictionary", false,
new CSSimpleType(csKeyType),
new CSSimpleType(csValType)),
new CSIdentifier("dict"),
new CSFunctionCall($"TopLevelEntities.MakeDictTLDAG{sKeyType}{sValType}", false));
CSLine call = CSFunctionCall.FunctionCallLine("Console.Write", false, new CSIdentifier("dict.Count"));
CSLine addcall = CSFunctionCall.FunctionCallLine("dict.Add", false, new CSIdentifier(csKey),
new CSIdentifier(csValue));
CSLine writeCall = CSFunctionCall.FunctionCallLine("Console.Write", false, CSConstant.Val(' '));
CSLine getLine = CSVariableDeclaration.VarLine(new CSSimpleType(csValType), "val",
new CSArray1D("dict", new CSIdentifier(csKey)));
CSLine valueWrite = CSFunctionCall.FunctionCallLine("Console.Write", false, new CSIdentifier("val"));
callingCode.Add(decl);
callingCode.Add(call);
callingCode.Add(addcall);
callingCode.Add(writeCall);
callingCode.Add(call);
callingCode.Add(writeCall);
callingCode.Add(getLine);
callingCode.Add(valueWrite);
TestRunning.TestAndExecute(swiftCode, callingCode, output, testName: $"TLDictionaryAddGet{sKeyType}{sValType}");
}
public void SimpleProtocolProGetSetAssocTestAltSyntax ()
{
var swiftCode = @"
public protocol Simplest3 {
associatedtype Item
var thing: Item { get set }
}
public func doSetProp<T> (a: inout T, b:T.Item) where T:Simplest3 {
a.thing = b
}
";
var altClass = new CSClass (CSVisibility.Public, "Simple3Impl");
altClass.Inheritance.Add (new CSIdentifier ("ISimplest3<SwiftString>"));
var thingProp = CSProperty.PublicGetSet (new CSSimpleType ("SwiftString"), "Thing");
altClass.Properties.Add (thingProp);
var ctor = new CSMethod (CSVisibility.Public, CSMethodKind.None, null, altClass.Name, new CSParameterList (), CSCodeBlock.Create ());
altClass.Methods.Add (ctor);
var instID = new CSIdentifier ("inst");
var instDecl = CSVariableDeclaration.VarLine (instID, new CSFunctionCall ("Simple3Impl", true));
var doSetProp = CSFunctionCall.FunctionCallLine ("TopLevelEntities.DoSetProp<Simple3Impl, SwiftString>", false, instID,
new CSFunctionCall ("SwiftString.FromString", false, CSConstant.Val ("Got here!")));
var printer = CSFunctionCall.ConsoleWriteLine (new CSIdentifier ($"{instID.Name}.Thing"));
var callingCode = CSCodeBlock.Create (instDecl, doSetProp, printer);
TestRunning.TestAndExecute (swiftCode, callingCode, "Got here!\n", otherClass: altClass, platform: PlatformName.macOS);
}
public void SimpleProtocolProGetSetIndexer ()
{
var swiftCode = @"
public protocol Simplest5 {
associatedtype Item
subscript (index: Int) -> Item {
get set
}
}
public func doSetIt<T:Simplest5> (a: inout T, i: Int, v: T.Item) {
a[i] = v
}
";
var altClass = new CSClass (CSVisibility.Public, "Simple5Impl");
altClass.Inheritance.Add (new CSIdentifier ("ISimplest5<SwiftString>"));
var fieldName = new CSIdentifier ("v");
altClass.Fields.Add (CSFieldDeclaration.FieldLine (new CSSimpleType ("SwiftString"), fieldName));
var getBlock = CSCodeBlock.Create (CSReturn.ReturnLine (fieldName));
var setBlock = CSCodeBlock.Create (CSAssignment.Assign (fieldName, new CSIdentifier ("value")));
var parameters = new CSParameterList (new CSParameter (new CSSimpleType ("nint"), new CSIdentifier ("index")));
var thingIndex = new CSProperty (new CSSimpleType ("SwiftString"), CSMethodKind.None,
CSVisibility.Public, getBlock, CSVisibility.Public, setBlock, parameters);
altClass.Properties.Add (thingIndex);
var ctor = new CSMethod (CSVisibility.Public, CSMethodKind.None, null, altClass.Name, new CSParameterList (), CSCodeBlock.Create ());
altClass.Methods.Add (ctor);
var instID = new CSIdentifier ("inst");
var instDecl = CSVariableDeclaration.VarLine (instID, new CSFunctionCall ("Simple5Impl", true));
var callSetter = CSFunctionCall.FunctionCallLine ("TopLevelEntities.DoSetIt", false, instID, CSConstant.Val (3), new CSFunctionCall ("SwiftString.FromString", false, CSConstant.Val ("Got here!")));
var printer = CSFunctionCall.ConsoleWriteLine (new CSIdentifier ($"{instID.Name}[3]"));
var callingCode = CSCodeBlock.Create (instDecl, callSetter, printer);
TestRunning.TestAndExecute (swiftCode, callingCode, "Got here!\n", otherClass: altClass, platform: PlatformName.macOS);
}
public void EnumInlineInfixOperator()
{
var swiftCode = @"
infix operator ^*=*^
public enum CompassPoints3 {
case North, East, South, West
public static func ^*=*^(left: CompassPoints3, right: CompassPoints3) -> Bool {
return left == right
}
}
";
var leftID = new CSIdentifier("left");
var leftDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, leftID, new CSIdentifier("CompassPoints3.North"));
var rightID = new CSIdentifier("right");
var rightDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, rightID, new CSIdentifier("CompassPoints3.East"));
var resultID = new CSIdentifier("result");
var resultDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, resultID, new CSFunctionCall("CompassPoints3Extensions.InfixOperatorHatStarEqualsStarHat", false, leftID, rightID));
var printer = CSFunctionCall.ConsoleWriteLine(resultID);
var callingCode = new CodeElementCollection <ICodeElement> {
leftDecl, rightDecl, resultDecl, printer
};
TestRunning.TestAndExecute(swiftCode, callingCode, "False\n");
}
public void OperatorCompositionNoInvoke()
{
var swiftCode =
"infix operator ∘\n" +
" public func ∘<T>(left: @escaping (T) -> (T), right: @escaping (T) -> (T)) -> (T) -> (T) {\n" +
" return { (x) in\n" +
" left (right(x))\n" +
" }\n" +
"}\n";
var lbody1 = new CSCodeBlock();
var lid = new CSIdentifier("d");
lbody1.Add(CSReturn.ReturnLine(lid * CSConstant.Val(2.0)));
var pl = new CSParameterList();
pl.Add(new CSParameter(CSSimpleType.Double, lid));
var lam1 = new CSLambda(pl, lbody1);
var lbody2 = new CSCodeBlock();
lbody2.Add(CSReturn.ReturnLine(lid * CSConstant.Val(3.0)));
var lam2 = new CSLambda(pl, lbody2);
var compFunc = CSFunctionCall.FunctionCallLine("TopLevelEntities.InfixOperatorRing", false, lam1, lam2);
var printIt = CSFunctionCall.ConsoleWriteLine(CSConstant.Val(12.0));
var callingCode = new CodeElementCollection <ICodeElement> {
compFunc, printIt
};
TestRunning.TestAndExecute(swiftCode, callingCode, "12\n");
}
void WrapMultiTuple(string type, int count, string appendage, string expected, int nothing, params string [] values)
{
StringBuilder sbargs = new StringBuilder();
StringBuilder sbtype = new StringBuilder();
StringBuilder sbret = new StringBuilder();
for (int i = 0; i < count; i++)
{
if (i > 0)
{
sbargs.Append(", ");
sbtype.Append(", ");
sbret.Append(", ");
}
sbargs.Append(String.Format("a{0}: {1}", i, type));
sbtype.Append(type);
sbret.Append(String.Format("a{0}", i));
}
string swiftCode =
$"public final class MontyWMT{appendage} {{ public init() {{ }}\n public static func tupe({sbargs.ToString ()}) -> ({sbtype.ToString ()})\n {{\n return ({sbret.ToString ()});\n }}\n}}\n";
CSBaseExpression [] args = values.Select(str => (CSBaseExpression) new CSIdentifier(str)).ToArray();
CSLine cstupe = CSVariableDeclaration.VarLine(new CSSimpleType("var"), "tupe",
new CSFunctionCall($"MontyWMT{appendage}.Tupe", false, args));
CSLine printer = CSFunctionCall.ConsoleWriteLine((CSIdentifier)"tupe");
CSCodeBlock callingCode = CSCodeBlock.Create(cstupe, printer);
TestRunning.TestAndExecute(swiftCode, callingCode, expected, testName: $"WrapMultiTuple{appendage}");
}
public void ObjCInvokeProtoFunc()
{
var swiftCode =
"import Foundation\n" +
"@objc\n" +
"public protocol Hand {\n" +
" @objc func whichHand()\n" +
"}\n" +
"public func doWhichHand(a:Hand) {\n" +
" a.whichHand()\n" +
"}\n";
var altClass = new CSClass(CSVisibility.Public, "MyHandsProtoFunc");
altClass.Inheritance.Add(new CSIdentifier("NSObject"));
altClass.Inheritance.Add(new CSIdentifier("IHand"));
var printIt = CSFunctionCall.ConsoleWriteLine(CSConstant.Val("lefty"));
var whichHandMethod = new CSMethod(CSVisibility.Public, CSMethodKind.None, CSSimpleType.Void, new CSIdentifier("WhichHand"), new CSParameterList(),
CSCodeBlock.Create(printIt));
altClass.Methods.Add(whichHandMethod);
var altCtor = new CSMethod(CSVisibility.Public, CSMethodKind.None, null, altClass.Name, new CSParameterList(), new CSBaseExpression [0], true, new CSCodeBlock());
altClass.Constructors.Add(altCtor);
var caller = CSFunctionCall.ConsoleWriteLine(CSConstant.Val("did it"));
var callingCode = CSCodeBlock.Create(caller);
TestRunning.TestAndExecute(swiftCode, callingCode, "did it\n", otherClass: altClass, platform: PlatformName.macOS);
}
void WrapOptionalArg(string type1, string cstype1, string val1, string expected, bool isStatic = true, string distinguisher = "")
{
var typeString = type1 + distinguisher;
string finalDecl = (isStatic ? "final" : "");
string statDecl = (isStatic ? "static" : "");
string swiftCode = TestRunningCodeGenerator.kSwiftFileWriter +
$"public {finalDecl} class MontyWOA{typeString} {{ public init() {{ }}\n public {statDecl} func printOpt(a:{type1}?)\n {{\n var s = \"\"\nif a != nil {{\n print(\"Optional(\\(a!))\", to:&s)\n }}\n else {{ print(\"nil\", to:&s)\n }}\nwriteToFile(s, \"WrapOptionalArg{typeString}\")\n }}\n}}\n";
CSBaseExpression optValue = null;
if (val1 != null)
{
optValue = new CSFunctionCall(String.Format("SwiftOptional<{0}>", cstype1), true, new CSIdentifier(val1));
}
else
{
optValue = new CSFunctionCall(String.Format("SwiftOptional<{0}>.None", cstype1), false);
}
CSLine csopt = CSVariableDeclaration.VarLine(new CSSimpleType("SwiftOptional", false, new
CSSimpleType(cstype1)), "opt", optValue);
CSLine printer = CSFunctionCall.FunctionCallLine((isStatic ? $"MontyWOA{typeString}.PrintOpt" : $"new MontyWOA{typeString}().PrintOpt"), false, new CSIdentifier("opt"));
CSCodeBlock callingCode = CSCodeBlock.Create(csopt, printer);
TestRunning.TestAndExecute(swiftCode, callingCode, expected, testName: $"WrapOptionalArg{typeString}");
}
public void TestUnwrappedOptional()
{
string swiftCode =
"public class FooAny {\n" +
" public init() { }\n" +
"}\n" +
"public class AnyBang {\n" +
" public var x: AnyObject!\n" +
" public init (ix: AnyObject!) {\n" +
" x = ix\n" +
" }\n" +
"}\n";
var fooAnyID = new CSIdentifier("fooAny");
var fooAnyDecl = CSVariableDeclaration.VarLine(new CSSimpleType("FooAny"), fooAnyID,
new CSFunctionCall("FooAny", true));
var anyObjID = new CSIdentifier("anyObj");
var anyObjDecl = CSVariableDeclaration.VarLine(new CSSimpleType("SwiftAnyObject"), anyObjID, new CSFunctionCall("SwiftAnyObject.FromISwiftObject", false, fooAnyID));
var anyBangID = new CSIdentifier("anyBang");
var anyBangDecl = CSVariableDeclaration.VarLine(new CSSimpleType("AnyBang"), anyBangID,
new CSFunctionCall("AnyBang", true,
new CSFunctionCall("SwiftOptional<SwiftAnyObject>", true, anyObjID)));
var printer = CSFunctionCall.ConsoleWriteLine(CSConstant.Val("success."));
var callingCode = CSCodeBlock.Create(fooAnyDecl, anyObjDecl, anyBangDecl, printer);
TestRunning.TestAndExecute(swiftCode, callingCode, "success.\n");
}
public void TestMultiOverride(PlatformName platform)
{
var swiftCode = @"
open class FirstClass {
public init () { }
open func firstFunc () -> Int {
return 42
}
}
open class SecondClass : FirstClass {
public override init () { }
open func secondFunc () -> Int {
return 17
}
}
";
var declID = new CSIdentifier("cl");
var decl = CSVariableDeclaration.VarLine(CSSimpleType.Var, declID, new CSFunctionCall("SecondClass", true));
var printer = CSFunctionCall.ConsoleWriteLine(new CSFunctionCall($"{declID.Name}.FirstFunc", false));
var callingCode = CSCodeBlock.Create(decl, printer);
TestRunning.TestAndExecute(swiftCode, callingCode, "42\n", "TestMultiOverride", platform: platform);
}
public void WrapVirtualSubscriptProtocol()
{
string swiftCode =
"public protocol Thingy {\n" +
" func whoAmI () -> String\n" +
"}\n" +
"public class Popeye : Thingy {\n" +
" public init() { }\n" +
" public func whoAmI () -> String\n {" +
" return \"who I yam\"\n" +
" }\n" +
"}\n" +
"open class Scripto {\n" +
" private var x:Thingy = Popeye()\n" +
" public init() { }\n" +
" open subscript (index: Int) -> Thingy {\n" +
" get {\n" +
" return x\n" +
" }\n" +
" set(newValue) {\n" +
" x = newValue\n" +
" }\n" +
" }\n" +
"}\n";
var decl = CSVariableDeclaration.VarLine(new CSSimpleType("Scripto"), "sub", new CSFunctionCall("Scripto", true));
var decl2 = CSVariableDeclaration.VarLine(CSSimpleType.Var, "pop", new CSIndexExpression("sub", false, CSConstant.Val(0)));
var printer = CSFunctionCall.ConsoleWriteLine(CSFunctionCall.Function("pop.WhoAmI"));
var callingCode = CSCodeBlock.Create(decl, decl2, printer);
TestRunning.TestAndExecute(swiftCode, callingCode, "who I yam\n", platform: PlatformName.macOS);
}
void WrapSingleProperty(string type, string returnVal, string csType, string csReplacement, string expected)
{
string appendage = type.Replace('.', '_');
string swiftCode =
$"open class MontyWSP{appendage} {{ public init() {{}}\n open var val: {type} {{\nget {{ return {returnVal}\n}} }} }}";
CSClass overCS = new CSClass(CSVisibility.Public, $"OverWSP{appendage}");
overCS.Inheritance.Add(new CSIdentifier($"MontyWSP{appendage}"));
CSCodeBlock getterBody = CSCodeBlock.Create(CSReturn.ReturnLine(new CSIdentifier(csReplacement)));
CSProperty overProp = new CSProperty(new CSSimpleType(csType), CSMethodKind.Override, new CSIdentifier("Val"),
CSVisibility.Public, getterBody, CSVisibility.Public, null);
overCS.Properties.Add(overProp);
CSCodeBlock printBody = CSCodeBlock.Create(CSFunctionCall.ConsoleWriteLine(CSConstant.Val("{0}, {1}"), (CSIdentifier)"base.Val", (CSIdentifier)"Val"));
CSMethod printIt = new CSMethod(CSVisibility.Public, CSMethodKind.None, CSSimpleType.Void, new CSIdentifier("PrintIt"), new CSParameterList(), printBody);
overCS.Methods.Add(printIt);
CSLine decl = CSVariableDeclaration.VarLine(new CSSimpleType($"OverWSP{appendage}"), "printer", new CSFunctionCall($"OverWSP{appendage}", true));
CSLine invoker = CSFunctionCall.FunctionCallLine("printer.PrintIt", false);
CSCodeBlock callingCode = CSCodeBlock.Create(decl, invoker);
TestRunning.TestAndExecute(swiftCode, callingCode, expected, testName: $"WrapSingleProperty{appendage}", otherClass: overCS, platform: PlatformName.macOS);
}
public void SuperSimpleEnumTest()
{
var swiftCode = @"
import Foundation
@objc
public enum CompassPoints2 : Int {
case North = 0, East, South, West
}
prefix operator ^*^
public prefix func ^*^(val: CompassPoints2) -> CompassPoints2 {
switch val {
case .North: return .South
case .East: return .West
case .South: return .North
case .West: return .East
}
}";
var leftID = new CSIdentifier("left");
var leftDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, leftID, new CSIdentifier("CompassPoints2.North"));
var resultID = new CSIdentifier("result");
var resultDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, resultID, new CSFunctionCall("TopLevelEntities.PrefixOperatorHatStarHat", false, leftID));
var printer = CSFunctionCall.ConsoleWriteLine(resultID);
var callingCode = new CodeElementCollection <ICodeElement> {
leftDecl, resultDecl, printer
};
TestRunning.TestAndExecute(swiftCode, callingCode, "South\n");
}
public void ObjCInvokeProp()
{
var swiftCode =
"import Foundation\n" +
"@objc\n" +
"public protocol HandProp {\n" +
" @objc var whichHand:Int { get }\n" +
"}\n" +
"public func doWhichHand(a:HandProp) -> Int {\n" +
" return a.whichHand\n" +
"}\n";
var altClass = new CSClass(CSVisibility.Public, "MyHandsProp");
altClass.Inheritance.Add(new CSIdentifier("NSObject"));
altClass.Inheritance.Add(new CSIdentifier("IHandProp"));
var whichHandProp = CSProperty.PublicGetBacking(new CSSimpleType("nint"), new CSIdentifier("WhichHand"), new CSIdentifier("42"));
altClass.Properties.Add(whichHandProp);
var altCtor = new CSMethod(CSVisibility.Public, CSMethodKind.None, null, altClass.Name, new CSParameterList(), new CSBaseExpression [0], true, new CSCodeBlock());
altClass.Constructors.Add(altCtor);
var altInst = CSVariableDeclaration.VarLine(CSSimpleType.Var, "lefty", new CSFunctionCall("MyHandsProp", true));
var caller = CSFunctionCall.ConsoleWriteLine(CSFunctionCall.Function("TopLevelEntities.DoWhichHand", new CSIdentifier("lefty")));
var callingCode = CSCodeBlock.Create(altInst, caller);
TestRunning.TestAndExecute(swiftCode, callingCode, "42\n", otherClass: altClass, platform: PlatformName.macOS);
}
public void ClassInlinePostfixOperator()
{
var swiftCode = @"
postfix operator ^*--*^
public class NumRep1 {
public init (a: Int) {
val = a
}
public var val: Int
public static postfix func ^*--*^(val: NumRep1) -> NumRep1 {
return NumRep1 (a: -val.val)
}
}";
var leftID = new CSIdentifier("left");
var leftDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, leftID, new CSFunctionCall("NumRep1", true, CSConstant.Val(4)));
var resultID = new CSIdentifier("result");
var resultDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, resultID, new CSFunctionCall("NumRep1.PostfixOperatorHatStarMinusMinusStarHat", false, leftID));
var printer = CSFunctionCall.ConsoleWriteLine(resultID.Dot(new CSIdentifier("Val")));
var callingCode = new CodeElementCollection <ICodeElement> {
leftDecl, resultDecl, printer
};
TestRunning.TestAndExecute(swiftCode, callingCode, "-4\n");
}
public void ObjCInvokePropInSwift()
{
var swiftCode =
"import Foundation\n" +
"@objc\n" +
"public protocol HandProp1 {\n" +
" @objc var whichHand:Int { get }\n" +
"}\n" +
"@objc\n" +
"internal class HandPropImpl : NSObject, HandProp1 {\n" +
" @objc public var whichHand:Int {\n" +
" get {\n" +
" return 42\n" +
" }\n" +
" }\n" +
"}\n" +
"public func makeHandProp1 () -> HandProp1 {\n" +
" return HandPropImpl ()\n" +
"}\n";
var inst = CSVariableDeclaration.VarLine(CSSimpleType.Var, "lefty", new CSFunctionCall("TopLevelEntities.MakeHandProp1", false));
var caller = CSFunctionCall.ConsoleWriteLine(new CSIdentifier("lefty.WhichHand"));
var callingCode = CSCodeBlock.Create(inst, caller);
TestRunning.TestAndExecute(swiftCode, callingCode, "42\n", platform: PlatformName.macOS);
}
public void EnumInlinePrefixOperator()
{
var swiftCode = @"
prefix operator ^+-+^
public enum CompassPoints4 {
case North, East, South, West
public static prefix func ^+-+^ (item: CompassPoints4) -> CompassPoints4 {
switch item {
case .North: return .West
case .East: return .North
case .South: return .East
case .West: return .South
}
}
}
";
var itemID = new CSIdentifier("item");
var itemDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, itemID, new CSIdentifier("CompassPoints4.North"));
var resultID = new CSIdentifier("result");
var resultDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, resultID, new CSFunctionCall("CompassPoints4Extensions.PrefixOperatorHatPlusMinusPlusHat", false, itemID));
var printer = CSFunctionCall.ConsoleWriteLine(resultID);
var callingCode = new CodeElementCollection <ICodeElement> {
itemDecl, resultDecl, printer
};
TestRunning.TestAndExecute(swiftCode, callingCode, "West\n");
}
public void ObjCRefProtocolArg()
{
var swiftCode =
"import Foundation\n" +
"@objc\n" +
"public protocol LifeTheUniverseAnd {\n" +
" @objc func Everything () -> Int\n" +
"}\n" +
"@objc\n" +
"internal class Liff : NSObject, LifeTheUniverseAnd {\n" +
" private var x: Int\n" +
" public init (z: Int) {\n" +
" x = z\n" +
" }\n" +
" @objc func Everything () -> Int {\n" +
" return x\n" +
" }\n" +
"}\n" +
"public func makeIt (a: Int) -> LifeTheUniverseAnd {\n" +
" return Liff(z: a)\n" +
"}\n" +
"public func setIt (a:inout LifeTheUniverseAnd) {\n" +
" a = Liff(z: 42)\n" +
"}\n";
var inst = CSVariableDeclaration.VarLine(CSSimpleType.Var, "liff", new CSFunctionCall("TopLevelEntities.MakeIt", false, CSConstant.Val(17)));
var morphIt = CSFunctionCall.FunctionCallLine("TopLevelEntities.SetIt", false, new CSIdentifier("ref liff"));
var printIt = CSFunctionCall.ConsoleWriteLine(CSFunctionCall.Function("liff.Everything"));
var callingCode = CSCodeBlock.Create(inst, morphIt, printIt);
TestRunning.TestAndExecute(swiftCode, callingCode, "42\n", platform: PlatformName.macOS);
}
public void SimplestProtocolPropGetAssocTest ()
{
var swiftCode = @"
public protocol Simplest1 {
associatedtype Item
var printThing: Item { get }
}
public func doPrint<T>(a:T) where T:Simplest1 {
let _ = a.printThing
}
";
var altClass = new CSClass (CSVisibility.Public, "Simple1Impl");
altClass.Inheritance.Add (new CSIdentifier ("ISimplest1<SwiftString>"));
var strID = new CSIdentifier ("theStr");
var strDecl = CSVariableDeclaration.VarLine (strID, CSConstant.Val ("Got here!"));
var printPart = CSFunctionCall.ConsoleWriteLine (strID);
var returnPart = CSReturn.ReturnLine (new CSFunctionCall ("SwiftString.FromString", false, strID));
var printBody = CSCodeBlock.Create (strDecl, printPart, returnPart);
var speak = new CSProperty (new CSSimpleType ("SwiftString"), CSMethodKind.None, new CSIdentifier ("PrintThing"),
CSVisibility.Public, printBody, CSVisibility.Public, null);
altClass.Properties.Add (speak);
var ctor = new CSMethod (CSVisibility.Public, CSMethodKind.None, null, altClass.Name, new CSParameterList (), CSCodeBlock.Create ());
altClass.Methods.Add (ctor);
var instID = new CSIdentifier ("inst");
var instDecl = CSVariableDeclaration.VarLine (instID, new CSFunctionCall ("Simple1Impl", true));
var doPrint = CSFunctionCall.FunctionCallLine ("TopLevelEntities.DoPrint<Simple1Impl, SwiftString>", false, instID);
var callingCode = CSCodeBlock.Create (instDecl, doPrint);
TestRunning.TestAndExecute (swiftCode, callingCode, "Got here!\n", otherClass: altClass, platform: PlatformName.macOS);
}
void WrapSingleSubscriptGetOnly(string type, string csType, string csReplacement, string csAlt, string expected)
{
string swiftCode =
TestRunningCodeGenerator.kSwiftFileWriter +
$"public protocol MontyWSGO{type} {{ subscript(i:Int32) -> {type} {{ get }} \n }}\n" +
$"public class TestMontyWSGO{type} {{\npublic init() {{ }}\npublic func doIt(m:MontyWSGO{type}) {{\nvar s = \"\", t=\"\"\nprint(m[0], to:&s)\nprint(m[1], to:&t)\nwriteToFile(s+t, \"WrapSingleSubscriptGetOnly{type}\")\n}}\n}}\n";
CSClass overCS = new CSClass(CSVisibility.Public, $"OverWSGO{type}");
overCS.Inheritance.Add(new CSIdentifier($"IMontyWSGO{type}"));
CSParameterList overParams = new CSParameterList();
overParams.Add(new CSParameter(CSSimpleType.Int, "i"));
CSCodeBlock overBody = CSCodeBlock.Create(CSReturn.ReturnLine(new CSTernary(new CSIdentifier("i") == CSConstant.Val(0),
new CSIdentifier(csReplacement), new CSIdentifier(csAlt), false)));
CSProperty overProp = new CSProperty(new CSSimpleType(csType), CSMethodKind.None, CSVisibility.Public,
overBody, CSVisibility.Public, null, overParams);
overCS.Properties.Add(overProp);
CSLine decl = CSVariableDeclaration.VarLine(new CSSimpleType($"OverWSGO{type}"), "myOver", new CSFunctionCall($"OverWSGO{type}", true));
CSLine decl1 = CSVariableDeclaration.VarLine(new CSSimpleType($"TestMontyWSGO{type}"), "tester", new CSFunctionCall($"TestMontyWSGO{type}", true));
CSLine invoker = CSFunctionCall.FunctionCallLine("tester.DoIt", false, new CSIdentifier("myOver"));
CSCodeBlock callingCode = CSCodeBlock.Create(decl, decl1, invoker);
TestRunning.TestAndExecute(swiftCode, callingCode, expected, testName: $"WrapSingleSubscriptGetOnly{type}", otherClass: overCS);
}
public void SimpleProtocolProGetIndexer ()
{
var swiftCode = @"
public protocol Simplest4 {
associatedtype Item
subscript (index: Int) -> Item {
get
}
}
public func doGetIt<T:Simplest4> (a: T, i: Int) -> T.Item {
return a[i]
}
";
var altClass = new CSClass (CSVisibility.Public, "Simple4Impl");
altClass.Inheritance.Add (new CSIdentifier ("ISimplest4<SwiftString>"));
var getBlock = CSCodeBlock.Create (CSReturn.ReturnLine (new CSFunctionCall ("SwiftString.FromString", false, CSConstant.Val ("Got here!"))));
var parameters = new CSParameterList (new CSParameter (new CSSimpleType ("nint"), new CSIdentifier ("index")));
var thingIndex = new CSProperty (new CSSimpleType ("SwiftString"), CSMethodKind.None,
CSVisibility.Public, getBlock, CSVisibility.Public, null, parameters);
altClass.Properties.Add (thingIndex);
var ctor = new CSMethod (CSVisibility.Public, CSMethodKind.None, null, altClass.Name, new CSParameterList (), CSCodeBlock.Create ());
altClass.Methods.Add (ctor);
var instID = new CSIdentifier ("inst");
var instDecl = CSVariableDeclaration.VarLine (instID, new CSFunctionCall ("Simple4Impl", true));
var resultID = new CSIdentifier ("result");
var resultDecl = CSVariableDeclaration.VarLine (resultID, new CSFunctionCall ("TopLevelEntities.DoGetIt<Simple4Impl, SwiftString>", false, instID, CSConstant.Val (3)));
var printer = CSFunctionCall.ConsoleWriteLine (resultID);
var callingCode = CSCodeBlock.Create (instDecl, resultDecl, printer);
TestRunning.TestAndExecute (swiftCode, callingCode, "Got here!\n", otherClass: altClass, platform: PlatformName.macOS);
}
public void StructInfixOpTest()
{
var swiftCode = @"
public struct IntRep {
public init (with: Int32) {
val = with
}
public var val:Int32 = 0
}
infix operator %^^% : AdditionPrecedence
public func %^^% (left:IntRep, right: IntRep) -> IntRep {
return IntRep (with: left.val + right.val)
}
";
var leftID = new CSIdentifier("left");
var leftDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, leftID, new CSFunctionCall("IntRep", true, CSConstant.Val(3)));
var rightID = new CSIdentifier("right");
var rightDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, rightID, new CSFunctionCall("IntRep", true, CSConstant.Val(4)));
var resultID = new CSIdentifier("result");
var resultDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, resultID, new CSFunctionCall("TopLevelEntities.InfixOperatorPercentHatHatPercent", false, leftID, rightID));
var printer = CSFunctionCall.ConsoleWriteLine(resultID.Dot(new CSIdentifier("Val")));
var callingCode = new CodeElementCollection <ICodeElement> {
leftDecl, rightDecl, resultDecl, printer
};
TestRunning.TestAndExecute(swiftCode, callingCode, "7\n");
}
public void TestCharacterConstructors()
{
var swiftCode = @"public func Echo (c: Character) -> Character { return c; }";
var callingCode = new CodeElementCollection <ICodeElement> ();
StringBuilder expected = new StringBuilder();
foreach (string c in TestCases)
{
CSIdentifier testIdentifier = (CSIdentifier)$@"""{c}""";
var ctorCall = CSFunctionCall.Ctor("SwiftCharacter", testIdentifier);
var fromCall = CSFunctionCall.Function("SwiftCharacter.FromCharacter", testIdentifier);
var implicitCall = new CSCastExpression((CSSimpleType)"SwiftCharacter", testIdentifier);
foreach (var call in new CSBaseExpression [] { ctorCall, fromCall, implicitCall })
{
CSLine print = CSFunctionCall.FunctionLine("Console.Write", CSFunctionCall.Function("TopLevelEntities.Echo", call));
callingCode.Add(print);
expected.Append(c);
}
}
TestRunning.TestAndExecute(swiftCode, callingCode, expected.ToString());
}
public void StructPostfixOpTest()
{
var swiftCode = @"
public struct IntRep2 {
public init (with: Int32) {
val = with
}
public var val:Int32 = 0
}
prefix operator %--%
public prefix func %--% (left:IntRep2) -> IntRep2 {
return IntRep2 (with: left.val - 1)
}
";
var leftID = new CSIdentifier("left");
var leftDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, leftID, new CSFunctionCall("IntRep2", true, CSConstant.Val(3)));
var resultID = new CSIdentifier("result");
var resultDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, resultID, new CSFunctionCall("TopLevelEntities.PrefixOperatorPercentMinusMinusPercent", false, leftID));
var printer = CSFunctionCall.ConsoleWriteLine(resultID.Dot(new CSIdentifier("Val")));
var callingCode = new CodeElementCollection <ICodeElement> {
leftDecl, resultDecl, printer
};
TestRunning.TestAndExecute(swiftCode, callingCode, "2\n");
}
public void TestExtenstionGetSetSubscriptOnUInt16()
{
var swiftCode =
"public extension UInt16 {\n" +
" subscript (index:Int) -> UInt16 {\n" +
" get { return self & UInt16(1 << index); }\n" +
" set {\n" +
" if newValue != 0 {\n" +
" self = self | (1 << index)\n" +
" }\n" +
" else {\n" +
" self = self & ~UInt16(1 << index)\n" +
" }\n" +
" }\n" +
" }\n" +
"}\n";
var extendIt = new CSFunctionCall("((ushort)321).GetSubscript", false, CSConstant.Val(1));
var printer = CSFunctionCall.ConsoleWriteLine(extendIt);
var decl = CSVariableDeclaration.VarLine(CSSimpleType.UShort, "ashort", CSConstant.Val((ushort)0));
var changeIt = CSFunctionCall.FunctionCallLine("ExtensionsForSystemDotushort0.SetSubscript", false, new CSIdentifier("ref ashort"),
CSConstant.Val(1), CSConstant.Val(3));
var printAgain = CSFunctionCall.ConsoleWriteLine((CSIdentifier)"ashort");
var callingCode = CSCodeBlock.Create(printer, decl, changeIt, printAgain);
TestRunning.TestAndExecuteNoDevice(swiftCode, callingCode, "0\n8\n");
}
public void SimpleEnumPostfixOpTest()
{
var swiftCode = @"
public enum CompassPoints1 {
case North, East, South, West
}
postfix operator ^+^
public postfix func ^+^(val: CompassPoints1) -> CompassPoints1 {
switch val {
case .North: return .East
case .East: return .South
case .South: return .West
case .West: return .North
}
}
";
var leftID = new CSIdentifier("left");
var leftDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, leftID, new CSIdentifier("CompassPoints1.North"));
var resultID = new CSIdentifier("result");
var resultDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, resultID, new CSFunctionCall("TopLevelEntities.PostfixOperatorHatPlusHat", false, leftID));
var printer = CSFunctionCall.ConsoleWriteLine(resultID);
var callingCode = new CodeElementCollection <ICodeElement> {
leftDecl, resultDecl, printer
};
TestRunning.TestAndExecute(swiftCode, callingCode, "East\n");
}
public void CanGetProtocolConformanceDesc()
{
// var nomDesc = SwiftProtocolTypeAttribute.DescriptorForType (typeof (IIteratorProtocol<>));
// var witTable = SwiftCore.ConformsToSwiftProtocol (StructMarshal.Marshaler.Metatypeof (typeof (SwiftIteratorProtocolProxy<nint>)),
// nomDesc);
// Console.WriteLine (confDesc != IntPtr.Zero);
var swiftCode = @"
public func canGetProtocolConfDesc () {
}
";
var nomDescID = new CSIdentifier("nomDesc");
var witTableID = new CSIdentifier("witTable");
var nomDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, nomDescID,
new CSFunctionCall("SwiftProtocolTypeAttribute.DescriptorForType", false, new CSSimpleType("IIteratorProtocol<>").Typeof()));
var metaTypeCall = new CSFunctionCall("StructMarshal.Marshaler.Metatypeof", false, new CSSimpleType("SwiftIteratorProtocolProxy<nint>").Typeof());
var confDescDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, witTableID,
new CSFunctionCall("SwiftCore.ConformsToSwiftProtocol", false, metaTypeCall, nomDescID));
var printer = CSFunctionCall.ConsoleWriteLine(witTableID.Dot(new CSIdentifier("Handle")) != new CSIdentifier("IntPtr.Zero"));
var callingCode = CSCodeBlock.Create(nomDecl, confDescDecl, printer);
TestRunning.TestAndExecute(swiftCode, callingCode, "True\n");
}
public void HasTuple()
{
var swiftCode = @"
public func tupleTestDoesNothing () {
}";
// var ocsty = typeof (Tuple<bool, float>)
// var mt = StructMarshal.Marshaler.Metatypeof (ocsty);
// Type csty;
// SwiftTypeRegistry.Registry.TryGetValue(mt, out csty);
// Console.WriteLine (csty == ocsty);
var ocsTypeID = new CSIdentifier("ocsty");
var csTypeID = new CSIdentifier("csty");
var mtID = new CSIdentifier("mt");
var ocstyDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, ocsTypeID, new CSSimpleType("Tuple", false, CSSimpleType.Bool, CSSimpleType.Float).Typeof());
var mtDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, mtID,
new CSFunctionCall("StructMarshal.Marshaler.Metatypeof", false, ocsTypeID));
var cstyDecl = CSVariableDeclaration.VarLine(CSSimpleType.Type, csTypeID);
var tryGetLine = CSFunctionCall.FunctionCallLine("SwiftTypeRegistry.Registry.TryGetValue", false,
mtID, new CSUnaryExpression(CSUnaryOperator.Out, csTypeID));
var printer = CSFunctionCall.ConsoleWriteLine(csTypeID == ocsTypeID);
var callingCode = CSCodeBlock.Create(ocstyDecl, mtDecl, cstyDecl, tryGetLine, printer);
TestRunning.TestAndExecute(swiftCode, callingCode, "True\n");
}