public void CompilationChain_SubmissionSlots()
{
var s =
CSharpScript.RunAsync("using System;").
ContinueWith("using static System.Environment;").
ContinueWith("int x; x = 1;").
ContinueWith("using static System.Math;").
ContinueWith("int goo(int a) { return a + 1; } ");
#if false
Assert.True(session.executionState.submissions.Length >= 2, "Expected two submissions");
session.executionState.submissions.Aggregate(0, (i, sub) => { Assert.Equal(i < 2, sub != null); return(i + 1); });
#endif
ScriptingTestHelpers.AssertCompilationError(s, "Version",
// (1,1): error CS0229: Ambiguity between 'System.Version' and 'System.Environment.Version'
Diagnostic(ErrorCode.ERR_AmbigMember, "Version").WithArguments("System.Version", "System.Environment.Version"));
s = s.ContinueWith("new System.Collections.Generic.List<Version>()");
Assert.IsType <List <Version> >(s.Result.ReturnValue);
s = s.ContinueWith("Environment.Version");
Assert.Equal(Environment.Version, s.Result.ReturnValue);
s = s.ContinueWith("goo(x)");
Assert.Equal(2, s.Result.ReturnValue);
s = s.ContinueWith("Sin(0)");
Assert.Equal(0.0, s.Result.ReturnValue);
}
public void ScriptMemberAccessFromNestedClass()
{
var script = CSharpScript.Create(@"
object field;
object Property { get; set; }
void Method() { }
").ContinueWith(@"
class C
{
public void Foo()
{
object f = field;
object p = Property;
Method();
}
}
");
ScriptingTestHelpers.AssertCompilationError(script,
// (6,20): error CS0120: An object reference is required for the non-static field, method, or property 'field'
Diagnostic(ErrorCode.ERR_ObjectRequired, "field").WithArguments("field"),
// (7,20): error CS0120: An object reference is required for the non-static field, method, or property 'Property'
Diagnostic(ErrorCode.ERR_ObjectRequired, "Property").WithArguments("Property"),
// (8,9): error CS0120: An object reference is required for the non-static field, method, or property 'Method()'
Diagnostic(ErrorCode.ERR_ObjectRequired, "Method").WithArguments("Method()"));
}
public void AddNamespaces_Errors()
{
// no immediate error, error is reported if the namespace can't be found when compiling:
var options = ScriptOptions.Default.AddNamespaces("?1", "?2");
ScriptingTestHelpers.AssertCompilationError(() => CSharpScript.EvaluateAsync("1", options),
// error CS0246: The type or namespace name '?1' could not be found (are you missing a using directive or an assembly reference?)
Diagnostic(ErrorCode.ERR_SingleTypeNameNotFound).WithArguments("?1"),
// error CS0246: The type or namespace name '?2' could not be found (are you missing a using directive or an assembly reference?)
Diagnostic(ErrorCode.ERR_SingleTypeNameNotFound).WithArguments("?2"));
options = ScriptOptions.Default.AddNamespaces("");
ScriptingTestHelpers.AssertCompilationError(() => CSharpScript.EvaluateAsync("1", options),
// error CS7088: Invalid 'Usings' value: ''.
Diagnostic(ErrorCode.ERR_BadCompilationOptionValue).WithArguments("Usings", ""));
options = ScriptOptions.Default.AddNamespaces(".abc");
ScriptingTestHelpers.AssertCompilationError(() => CSharpScript.EvaluateAsync("1", options),
// error CS7088: Invalid 'Usings' value: '.abc'.
Diagnostic(ErrorCode.ERR_BadCompilationOptionValue).WithArguments("Usings", ".abc"));
options = ScriptOptions.Default.AddNamespaces("a\0bc");
ScriptingTestHelpers.AssertCompilationError(() => CSharpScript.EvaluateAsync("1", options),
// error CS7088: Invalid 'Usings' value: '.abc'.
Diagnostic(ErrorCode.ERR_BadCompilationOptionValue).WithArguments("Usings", "a\0bc"));
}
public void ObjectOverrides3()
{
var state0 = CSharpScript.RunAsync("", OptionsWithFacades);
var src1 = @"
Equals(null);
GetHashCode();
ToString();
ReferenceEquals(null, null);";
ScriptingTestHelpers.AssertCompilationError(state0, src1,
// (2,1): error CS0103: The name 'Equals' does not exist in the current context
Diagnostic(ErrorCode.ERR_NameNotInContext, "Equals").WithArguments("Equals"),
// (3,1): error CS0103: The name 'GetHashCode' does not exist in the current context
Diagnostic(ErrorCode.ERR_NameNotInContext, "GetHashCode").WithArguments("GetHashCode"),
// (4,1): error CS0103: The name 'ToString' does not exist in the current context
Diagnostic(ErrorCode.ERR_NameNotInContext, "ToString").WithArguments("ToString"),
// (5,1): error CS0103: The name 'ReferenceEquals' does not exist in the current context
Diagnostic(ErrorCode.ERR_NameNotInContext, "ReferenceEquals").WithArguments("ReferenceEquals"));
var src2 = @"
public override string ToString() { return null; }
";
ScriptingTestHelpers.AssertCompilationError(state0, src2,
// (1,24): error CS0115: 'ToString()': no suitable method found to override
Diagnostic(ErrorCode.ERR_OverrideNotExpected, "ToString").WithArguments("ToString()"));
}
public void NestedVisibility()
{
var script = CSharpScript.Create(@"
private class C
{
internal class D
{
internal static int foo() { return 1; }
}
private class E
{
internal static int foo() { return 1; }
}
public class F
{
internal protected static int foo() { return 1; }
}
internal protected class G
{
internal static int foo() { return 1; }
}
}
");
Assert.Equal(1, script.ContinueWith <int>("C.D.foo()").EvaluateAsync().Result);
Assert.Equal(1, script.ContinueWith <int>("C.F.foo()").EvaluateAsync().Result);
Assert.Equal(1, script.ContinueWith <int>("C.G.foo()").EvaluateAsync().Result);
ScriptingTestHelpers.AssertCompilationError(script.ContinueWith <int>(@"C.E.foo()"),
// error CS0122: 'C.E' is inaccessible due to its protection level
Diagnostic(ErrorCode.ERR_BadAccess, "E").WithArguments("C.E"));
}
public void CompilationChain_SubmissionSlots()
{
var engine = new CSharpScriptEngine();
var session = engine.CreateSession();
session.Execute("using System;");
session.Execute("using static System.Environment;");
session.Execute("int x; x = 1;");
session.Execute("using static System.Math;");
session.Execute("int foo(int a) { return a + 1; } ");
#if false
Assert.True(session.executionState.submissions.Length >= 2, "Expected two submissions");
session.executionState.submissions.Aggregate(0, (i, sub) => { Assert.Equal(i < 2, sub != null); return(i + 1); });
#endif
object result;
// TODO (tomat): Version is a type and property, but we are not looking for a type, so can we disambiguate?
ScriptingTestHelpers.AssertCompilationError(session, "Version",
// (1,1): error CS0229: Ambiguity between 'System.Version' and 'System.Environment.Version'
Diagnostic(ErrorCode.ERR_AmbigMember, "Version").WithArguments("System.Version", "System.Environment.Version")
);
result = session.Execute("new System.Collections.Generic.List<Version>()");
Assert.True(result is List <Version>, "Expected List<Version>");
result = session.Execute("Environment.Version");
Assert.Equal(Environment.Version, result);
result = session.Execute("foo(x)");
Assert.Equal(2, result);
result = session.Execute("Sin(0)");
Assert.Equal(0.0, result);
}
public void HostObjectBinding_PrivateClass()
{
var c = new PrivateClass();
ScriptingTestHelpers.AssertCompilationError(() => CSharpScript.EvaluateAsync("Z()", OptionsWithFacades, c),
// (1,1): error CS0122: '<Fully Qualified Name of PrivateClass>.Z()' is inaccessible due to its protection level
Diagnostic(ErrorCode.ERR_BadAccess, "Z").WithArguments(typeof(PrivateClass).FullName.Replace("+", ".") + ".Z()"));
}
public void StreamWithOffset()
{
var resolver = new StreamOffsetResolver();
var options = ScriptOptions.Default.WithSourceResolver(resolver);
var script = CSharpScript.Create(@"#load ""a.csx""", options);
ScriptingTestHelpers.EvaluateScriptWithOutput(script, "Hello World!");
}
public void HostObjectBinding_PrivateMembers()
{
object c = new M <int>();
ScriptingTestHelpers.AssertCompilationError(() => CSharpScript.EvaluateAsync("Z()", OptionsWithFacades, c),
// (1,1): error CS0103: The name 'z' does not exist in the current context
Diagnostic(ErrorCode.ERR_NameNotInContext, "Z").WithArguments("Z"));
}
public void TestRunVoidScript()
{
var state = ScriptingTestHelpers.RunScriptWithOutput(
CSharpScript.Create("System.Console.WriteLine(0);"),
"0");
Assert.Null(state.ReturnValue);
}
public async Task CompilationChain_GlobalImportsRebinding()
{
var options = ScriptOptions.Default.AddImports("System.Diagnostics");
var s0 = await CSharpScript.RunAsync("", options);
ScriptingTestHelpers.AssertCompilationError(s0, @"Process.GetCurrentProcess()",
// (2,1): error CS0103: The name 'Process' does not exist in the current context
Diagnostic(ErrorCode.ERR_NameNotInContext, "Process").WithArguments("Process"));
var s1 = s0.ContinueWithAsync($"#r \"{typeof(Process).Assembly.Location}\"");
var s2 = s1.ContinueWith("Process.GetCurrentProcess()");
Assert.NotNull(s2.Result);
}
public async Task HostObjectBinding_Interface()
{
var c = new C();
var s0 = await CSharpScript.RunAsync <int>("Z()", OptionsWithFacades, c, typeof(I));
Assert.Equal(3, s0.ReturnValue);
ScriptingTestHelpers.AssertCompilationError(s0, @"x + Y",
// The name '{0}' does not exist in the current context
Diagnostic(ErrorCode.ERR_NameNotInContext, "x").WithArguments("x"),
Diagnostic(ErrorCode.ERR_NameNotInContext, "Y").WithArguments("Y"));
var s1 = await s0.ContinueWithAsync <string>("N");
Assert.Equal("2", s1.ReturnValue);
}
public void SearchPaths_RemoveDefault()
{
// remove default paths:
var options = ScriptOptions.Default;
var source = @"
#r ""System.Data.dll""
new System.Data.DataSet()
";
ScriptingTestHelpers.AssertCompilationError(() => CSharpScript.EvaluateAsync(source, options),
// (2,1): error CS0006: Metadata file 'System.Data.dll' could not be found
// #r "System.Data.dll"
Diagnostic(ErrorCode.ERR_NoMetadataFile, @"#r ""System.Data.dll""").WithArguments("System.Data.dll"),
// (3,12): error CS0234: The type or namespace name 'Data' does not exist in the namespace 'System' (are you missing an assembly reference?)
// new System.Data.DataSet()
Diagnostic(ErrorCode.ERR_DottedTypeNameNotFoundInNS, "Data").WithArguments("Data", "System"));
}
public void CompilationChain_GlobalImportsRebinding()
{
var engine = new CSharpScriptEngine();
var session = engine.CreateSession();
session.ImportNamespace("System.Diagnostics");
ScriptingTestHelpers.AssertCompilationError(session, @"
Process.GetCurrentProcess()",
// (2,1): error CS0103: The name 'Process' does not exist in the current context
Diagnostic(ErrorCode.ERR_NameNotInContext, "Process").WithArguments("Process"));
session.Execute(@"
#r """ + typeof(Process).Assembly.Location + @"""");
session.Execute(@"
Process.GetCurrentProcess()");
}
public void SearchPaths_RemoveDefault()
{
var engine = new CSharpScriptEngine();
var session = engine.CreateSession();
// remove default paths:
session.SetReferenceSearchPaths();
ScriptingTestHelpers.AssertCompilationError(session, @"
#r ""System.Data.dll""
new System.Data.DataSet()
",
// (2,1): error CS0006: Metadata file 'System.Data.dll' could not be found
// #r "System.Data.dll"
Diagnostic(ErrorCode.ERR_NoMetadataFile, @"#r ""System.Data.dll""").WithArguments("System.Data.dll"),
// (3,12): error CS0234: The type or namespace name 'Data' does not exist in the namespace 'System' (are you missing an assembly reference?)
// new System.Data.DataSet()
Diagnostic(ErrorCode.ERR_DottedTypeNameNotFoundInNS, "Data").WithArguments("Data", "System")
);
}
public void MissingDependency()
{
var engine = new CSharpScriptEngine();
ScriptingTestHelpers.AssertCompilationError(engine, @"
#r ""WindowsBase""
#r ""PresentationCore""
#r ""PresentationFramework""
using System.Windows;
System.Collections.IEnumerable w = new Window();
",
// (7,36): error CS0012: The type 'System.ComponentModel.ISupportInitialize' is defined in an assembly that is not referenced. You must add a reference to assembly 'System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'.
// System.Collections.IEnumerable w = new Window();
Diagnostic(ErrorCode.ERR_NoTypeDef, "new Window()").WithArguments("System.ComponentModel.ISupportInitialize", "System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"),
// (7,36): error CS0012: The type 'System.Windows.Markup.IQueryAmbient' is defined in an assembly that is not referenced. You must add a reference to assembly 'System.Xaml, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'.
// System.Collections.IEnumerable w = new Window();
Diagnostic(ErrorCode.ERR_NoTypeDef, "new Window()").WithArguments("System.Windows.Markup.IQueryAmbient", "System.Xaml, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"),
// (7,36): error CS0266: Cannot implicitly convert type 'System.Windows.Window' to 'System.Collections.IEnumerable'. An explicit conversion exists (are you missing a cast?)
// System.Collections.IEnumerable w = new Window();
Diagnostic(ErrorCode.ERR_NoImplicitConvCast, "new Window()").WithArguments("System.Windows.Window", "System.Collections.IEnumerable"));
}
public void ReturnInLoadedFileTrailingVoidExpression()
{
var resolver = TestSourceReferenceResolver.Create(
KeyValuePair.Create("a.csx", @"
if (false)
{
return 1;
}
System.Console.WriteLine(42)"));
var options = ScriptOptions.Default.WithSourceResolver(resolver);
var script = CSharpScript.Create("#load \"a.csx\"", options);
var result = ScriptingTestHelpers.EvaluateScriptWithOutput(script, "42");
Assert.Null(result);
script = CSharpScript.Create(@"
#load ""a.csx""
2", options);
result = ScriptingTestHelpers.EvaluateScriptWithOutput(script, "42");
Assert.Equal(2, result);
}
public async Task ReturnInNestedScopeWithTrailingVoidExpressionAsInt()
{
var script = CSharpScript.Create <int>(@"
bool condition = false;
if (condition)
{
return 1;
}
System.Console.WriteLine();");
var result = await script.EvaluateAsync();
Assert.Equal(0, result);
script = CSharpScript.Create <int>(@"
bool condition = false;
if (condition)
{
return 1;
}
System.Console.WriteLine()");
Assert.Equal(0, ScriptingTestHelpers.EvaluateScriptWithOutput(script, ""));
}
public void NoReturn()
{
Assert.Null(ScriptingTestHelpers.EvaluateScriptWithOutput(
CSharpScript.Create("System.Console.WriteLine();"), ""));
}
