public void TestMonitorOnEventDoActionDeclarationWithBody()
{
var test = @"
namespace Foo {
monitor M {
group G
{
start state S1
{
on e do {}
}
}
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class M : Monitor
{
class G : StateGroup
{
[Microsoft.PSharp.Start]
[OnEventDoAction(typeof(e), nameof(psharp_G_S1_e_action))]
public class S1 : MonitorState
{
}
}
protected void psharp_G_S1_e_action()
{}
}
}";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void TestMachineOnSimpleGenericEventDoActionDeclarationWithBody()
{
var test = @"
namespace Foo {
machine M {
group G
{
start state S1
{
on e<int> do {}
}
}
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class M : Machine
{
class G : StateGroup
{
[Microsoft.PSharp.Start]
[OnEventDoAction(typeof(e<int>), nameof(psharp_G_S1_e_type_0_action))]
public class S1 : MachineState
{
}
}
protected void psharp_G_S1_e_type_0_action()
{}
}
}";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void TestMachineOnEventGotoStateDeclarationWithBody()
{
var test = @"
namespace Foo {
machine M {
group G
{
start state S1
{
on e goto S2 with {}
}
}
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class M : Machine
{
class G : StateGroup
{
[Microsoft.PSharp.Start]
[OnEventGotoState(typeof(e), typeof(S2), nameof(psharp_G_S1_e_action))]
public class S1 : MachineState
{
}
}
protected void psharp_G_S1_e_action()
{}
}
}";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void TestInheritedOnEventGotoStateDeclaration()
{
var test = @"
namespace Foo {
machine M {
abstract state BaseState
{
on e goto BaseDest;
}
start state Init : BaseState
{
on e goto InitDest;
}
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class M : Machine
{
[OnEventGotoState(typeof(e), typeof(BaseDest))]
abstract class BaseState : MachineState
{
}
[Microsoft.PSharp.Start]
[OnEventGotoState(typeof(e), typeof(InitDest))]
class Init : BaseState
{
}
}
}";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void TestMachineExitDeclaration()
{
var test = @"
namespace Foo {
machine M {
group G
{
start state S
{
exit{}
}
}
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class M : Machine
{
class G : StateGroup
{
[Microsoft.PSharp.Start]
[OnExit(nameof(psharp_G_S_on_exit_action))]
public class S : MachineState
{
}
}
protected void psharp_G_S_on_exit_action()
{}
}
}";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void TestMachineDeclaration()
{
var test = @"
namespace Foo {
machine M {
start state S { }
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class M : Machine
{
[Microsoft.PSharp.Start]
class S : MachineState
{
}
}
}";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void TestEntryAndExitDeclaration()
{
var test = @"
namespace Foo {
machine M {
start state S
{
entry {}
exit {}
}
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class M : Machine
{
[Microsoft.PSharp.Start]
[OnEntry(nameof(psharp_S_on_entry_action))]
[OnExit(nameof(psharp_S_on_exit_action))]
class S : MachineState
{
}
protected void psharp_S_on_entry_action()
{}
protected void psharp_S_on_exit_action()
{}
}
}";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void TestAsyncEntryAndExitDeclaration()
{
var test = @"
namespace Foo {
machine M {
start state S
{
async entry { await Task.Delay(42); }
async exit { await Task.Delay(42); }
}
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class M : Machine
{
[Microsoft.PSharp.Start]
[OnEntry(nameof(psharp_S_on_entry_action_async))]
[OnExit(nameof(psharp_S_on_exit_action_async))]
class S : MachineState
{
}
protected async System.Threading.Tasks.Task psharp_S_on_entry_action_async()
{ await Task.Delay(42); }
protected async System.Threading.Tasks.Task psharp_S_on_exit_action_async()
{ await Task.Delay(42); }
}
}";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void TestMonitorEntryDeclaration()
{
var test = @"
namespace Foo {
monitor M {
group G {
start state S
{
entry{}
}
}
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class M : Monitor
{
class G : StateGroup
{
[Microsoft.PSharp.Start]
[OnEntry(nameof(psharp_G_S_on_entry_action))]
public class S : MonitorState
{
}
}
protected void psharp_G_S_on_entry_action()
{}
}
}";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void TestMachineInheritanceDeclarationWithGenerics1()
{
var test = @"
namespace Foo {
machine M1<T1,T2>: M2 {
start state S { }
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class M1<T1,T2> : M2
{
[Microsoft.PSharp.Start]
class S : MachineState
{
}
}
}";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void TestMachineOnEventGotoStateAndDoActionDeclaration()
{
var test = @"
namespace Foo {
machine M {
group G
{
start state S1
{
on e1 goto S2;
on e2 do Bar;
}
}
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class M : Machine
{
class G : StateGroup
{
[Microsoft.PSharp.Start]
[OnEventGotoState(typeof(e1), typeof(S2))]
[OnEventDoAction(typeof(e2), nameof(Bar))]
public class S1 : MachineState
{
}
}
}
}";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void TestNamespaceDeclarationWithoutIdentifier()
{
var test = "namespace { }";
LanguageTestUtilities.AssertFailedTestLog("Expected namespace identifier.", test);
}
public void TestUnexpectedTokenWithoutNamespace()
{
var test = "private";
LanguageTestUtilities.AssertFailedTestLog("Unexpected token.", test);
}
public void TestEventRaiseStatementWithPSharpAPI()
{
var test = @"
using Microsoft.PSharp;
namespace Foo
{
class e1 : Event
{
public e1()
: base()
{ }
}
class M : Machine
{
[Microsoft.PSharp.Start]
[OnEntry(nameof(psharp_S1_on_entry_action))]
[OnEventGotoState(typeof(e1), typeof(S2))]
class S1 : MachineState
{
}
class S2 : MachineState
{
}
protected void psharp_S1_on_entry_action()
{
this.Raise(new e1());
}
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class e1 : Event
{
public e1()
: base()
{ }
}
class M : Machine
{
[Microsoft.PSharp.Start]
[OnEntry(nameof(psharp_S1_on_entry_action))]
[OnEventGotoState(typeof(e1), typeof(S2))]
class S1 : MachineState
{
}
class S2 : MachineState
{
}
protected void psharp_S1_on_entry_action()
{
this.Raise(new e1());
}
}
}";
LanguageTestUtilities.AssertRewritten(expected, test, isPSharpProgram: false);
}
public void AssumeAssertInheritance()
{
var test = @"
namespace Foo {
internal event E1 assert 1;
internal event E2: E1 assert 2;
internal event E3 assume 3;
internal event E4: E3 assume 4;
internal event E5 assert 5;
internal event E6: E5 assume 6;
internal event E7: E6;
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
internal class E1 : Event
{
public E1()
: base(1, -1)
{
}
}
internal class E2 : E1
{
public E2()
: base()
{
base.SetCardinalityConstraints(2, -1);
}
}
internal class E3 : Event
{
public E3()
: base(-1, 3)
{
}
}
internal class E4 : E3
{
public E4()
: base()
{
base.SetCardinalityConstraints(-1, 4);
}
}
internal class E5 : Event
{
public E5()
: base(5, -1)
{
}
}
internal class E6 : E5
{
public E6()
: base()
{
base.SetCardinalityConstraints(-1, 6);
}
}
internal class E7 : E6
{
public E7()
: base()
{
base.SetCardinalityConstraints(-1, -1);
}
}
}
";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void MultiPayloadMultiLevel_Generic()
{
// Some generic type params in derived classes are not specified in the same order
// as in the base class, to verify correct handling.
var test = @"
namespace Foo {
extern event E1x0<Te1x0> (ax0:char, bx0:string);
extern event E1x<Te1x0, Te1x> : E1x0<Te1x0> (a1x:float, b1x:double);
internal event E10 <Te10> (a10:short, b10:ushort);
internal event E1 <Te10, Te1>: E10<Te10> (a1:byte, b1:bool);
internal event E2 <Te2, Te1, Te10>: E1<Te10, Te1> (a2:int, b2:uint);
internal event E2x <Te1x0, Te1x, Te2x> : E1x<Te1x0, Te1x> (a2x:long, b2x:ulong);
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
internal class E10<Te10> : Event
{
public short a10;
public ushort b10;
public E10(short a10, ushort b10)
: base()
{
this.a10 = a10;
this.b10 = b10;
}
}
internal class E1<Te10, Te1> : E10<Te10>
{
public byte a1;
public bool b1;
public E1(short a10, ushort b10, byte a1, bool b1)
: base(a10, b10)
{
this.a1 = a1;
this.b1 = b1;
base.SetCardinalityConstraints(-1, -1);
}
}
internal class E2<Te2, Te1, Te10> : E1<Te10, Te1>
{
public int a2;
public uint b2;
public E2(short a10, ushort b10, byte a1, bool b1, int a2, uint b2)
: base(a10, b10, a1, b1)
{
this.a2 = a2;
this.b2 = b2;
base.SetCardinalityConstraints(-1, -1);
}
}
internal class E2x<Te1x0, Te1x, Te2x> : E1x<Te1x0, Te1x>
{
public long a2x;
public ulong b2x;
public E2x(char ax0, string bx0, float a1x, double b1x, long a2x, ulong b2x)
: base(ax0, bx0, a1x, b1x)
{
this.a2x = a2x;
this.b2x = b2x;
base.SetCardinalityConstraints(-1, -1);
}
}
}
";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void MultiPayloadMultiLevel()
{
var test = @"
namespace Foo {
extern event E1x0 (ax0:char, bx0:string);
extern event E1x : E1x0 (a1x:float, b1x:double);
internal event E10 (a10:short, b10:ushort);
internal event E1 : E10 (a1:byte, b1:bool);
internal event E2 : E1 (a2:int, b2:uint);
internal event E2x : E1x (a2x:long, b2x:ulong);
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
internal class E10 : Event
{
public short a10;
public ushort b10;
public E10(short a10, ushort b10)
: base()
{
this.a10 = a10;
this.b10 = b10;
}
}
internal class E1 : E10
{
public byte a1;
public bool b1;
public E1(short a10, ushort b10, byte a1, bool b1)
: base(a10, b10)
{
this.a1 = a1;
this.b1 = b1;
base.SetCardinalityConstraints(-1, -1);
}
}
internal class E2 : E1
{
public int a2;
public uint b2;
public E2(short a10, ushort b10, byte a1, bool b1, int a2, uint b2)
: base(a10, b10, a1, b1)
{
this.a2 = a2;
this.b2 = b2;
base.SetCardinalityConstraints(-1, -1);
}
}
internal class E2x : E1x
{
public long a2x;
public ulong b2x;
public E2x(char ax0, string bx0, float a1x, double b1x, long a2x, ulong b2x)
: base(ax0, bx0, a1x, b1x)
{
this.a2x = a2x;
this.b2x = b2x;
base.SetCardinalityConstraints(-1, -1);
}
}
}
";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void TestUsingDeclarationWithoutIdentifier()
{
var test = "using;";
LanguageTestUtilities.AssertFailedTestLog("Expected identifier.", test);
}
public void TestEventInMachineDeclaration()
{
var test = @"
namespace Foo {
machine M {
public event e1<T>;
internal event e2;
public event e3<T, K> (m:K, n:T);
internal event e4 (m:string);
start state S { }
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class M : Machine
{
public class e1<T> : Event
{
public e1()
: base()
{
}
}
internal class e2 : Event
{
public e2()
: base()
{
}
}
public class e3<T,K> : Event
{
public K m;
public T n;
public e3(K m, T n)
: base()
{
this.m = m;
this.n = n;
}
}
internal class e4 : Event
{
public string m;
public e4(string m)
: base()
{
this.m = m;
}
}
[Microsoft.PSharp.Start]
class S : MachineState
{
}
}
}";
LanguageTestUtilities.AssertRewritten(expected, test);
}
public void TestMachineMultipleGroups2()
{
var test = @"
namespace Foo {
machine M {
group G1 {
start state S1 { entry { jump(S2); } }
state S2 { entry { jump(S1); } }
}
group G2 {
state S1 { entry { jump(S2); } }
state S2 { entry { jump(S1); } }
state S3 { entry { jump(G1.S1); } }
}
}
}";
var expected = @"
using Microsoft.PSharp;
namespace Foo
{
class M : Machine
{
class G1 : StateGroup
{
[Microsoft.PSharp.Start]
[OnEntry(nameof(psharp_G1_S1_on_entry_action))]
public class S1 : MachineState
{
}
[OnEntry(nameof(psharp_G1_S2_on_entry_action))]
public class S2 : MachineState
{
}
}
class G2 : StateGroup
{
[OnEntry(nameof(psharp_G2_S1_on_entry_action))]
public class S1 : MachineState
{
}
[OnEntry(nameof(psharp_G2_S2_on_entry_action))]
public class S2 : MachineState
{
}
[OnEntry(nameof(psharp_G2_S3_on_entry_action))]
public class S3 : MachineState
{
}
}
protected void psharp_G1_S1_on_entry_action()
{ this.Goto(typeof(G1.S2)); }
protected void psharp_G1_S2_on_entry_action()
{ this.Goto(typeof(G1.S1)); }
protected void psharp_G2_S1_on_entry_action()
{ this.Goto(typeof(G2.S2)); }
protected void psharp_G2_S2_on_entry_action()
{ this.Goto(typeof(G2.S1)); }
protected void psharp_G2_S3_on_entry_action()
{ this.Goto(typeof(G1.S1)); }
}
}";
LanguageTestUtilities.AssertRewritten(expected, test);
}
private void AssertWithEntryExitReplacement(string expected, string test)
{
// Test both Entry and Exit combination
LanguageTestUtilities.AssertRewritten(expected, test);
LanguageTestUtilities.AssertRewritten(ReplaceEntryWithExitInExpected(expected), ReplaceEntryWithExitInTest(test));
}
public void TestEventDeclarationWithoutNamespace()
{
var test = "event e;";
LanguageTestUtilities.AssertFailedTestLog("Must be declared inside a namespace.", test);
}
public void TestIncorrectUsingDeclaration()
{
var test = "using System.Text";
LanguageTestUtilities.AssertFailedTestLog("Expected \";\".", test);
}