runtime/src/libraries/System.Runtime.InteropServices.JavaScript/tests/JSImportGenerator.UnitTest/Fails.cs at f0463a98d105f26037f9d3e63213421a3a7d4dff · dotnet/runtime · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

using Microsoft.CodeAnalysis;
using System.Collections.Generic;
using System.Threading.Tasks;
using Xunit;
using Microsoft.Interop.UnitTests;
using System.Linq;

namespace JSImportGenerator.Unit.Tests
{
    public class Fails
    {
        public static IEnumerable<object?[]> CodeSnippetsToFail()
        {
            yield return new object?[] { CodeSnippets.DefaultReturnMarshaler<long>(), new string[] {
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of long. The generated source will not handle marshalling of the return value of method 'Import1'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of long. The generated source will not handle marshalling of the return value of method 'Export1'.",
            },null };
            yield return new object?[] { CodeSnippets.DefaultReturnMarshaler<object>(), null, null };
            yield return new object?[] { CodeSnippets.DefaultReturnMarshaler("System.Func<string>"), null, null };
            yield return new object?[] { CodeSnippets.DefaultReturnMarshaler("System.Action"), new string[] {
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of global::System.Action. The generated source will not handle marshalling of the return value of method 'Import1'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of global::System.Action. The generated source will not handle marshalling of the return value of method 'Export1'.",
            },null };
            yield return new object?[] { CodeSnippets.DefaultReturnMarshaler("System.Span<byte>"), null, null };
            yield return new object?[] { CodeSnippets.DefaultReturnMarshaler("System.Span<long>"), null, null };
            yield return new object?[] { CodeSnippets.DefaultReturnMarshaler("System.ArraySegment<byte>"), null, null };
            yield return new object?[] { CodeSnippets.AllMissing, new string[] {
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of object. The generated source will not handle marshalling of parameter 'a1'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of long. The generated source will not handle marshalling of parameter 'a2'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of long. The generated source will not handle marshalling of parameter 'a3'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of global::System.Action. The generated source will not handle marshalling of parameter 'a4'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of global::System.Func<int>. The generated source will not handle marshalling of parameter 'a5'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of global::System.Span<byte>. The generated source will not handle marshalling of parameter 'a6'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of global::System.ArraySegment<byte>. The generated source will not handle marshalling of parameter 'a7'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of global::System.Threading.Tasks.Task<object>. The generated source will not handle marshalling of parameter 'a8'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of object[]. The generated source will not handle marshalling of parameter 'a9'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of global::System.DateTime. The generated source will not handle marshalling of parameter 'a10'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of global::System.DateTimeOffset. The generated source will not handle marshalling of parameter 'a11'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of global::System.Threading.Tasks.Task<global::System.DateTime>. The generated source will not handle marshalling of parameter 'a12'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of global::System.Threading.Tasks.Task<global::System.DateTimeOffset>. The generated source will not handle marshalling of parameter 'a13'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of global::System.Threading.Tasks.Task<long>. The generated source will not handle marshalling of parameter 'a14'.",
                "Please annotate the argument with 'JSMarshalAsAttribute' to specify marshaling of global::System.Threading.Tasks.Task<long>. The generated source will not handle marshalling of parameter 'a15'.",
            },null };
            yield return new object?[] { CodeSnippets.InOutRef, new string[] {
                "Parameters with 'in', 'out' and 'ref' modifiers are not supported by source-generated JavaScript interop. The generated source will not handle marshalling of parameter 'a1'.",
                "Parameters with 'in', 'out' and 'ref' modifiers are not supported by source-generated JavaScript interop. The generated source will not handle marshalling of parameter 'a2'.",
                "Parameters with 'in', 'out' and 'ref' modifiers are not supported by source-generated JavaScript interop. The generated source will not handle marshalling of parameter 'a3'.",
            }, null };
        }

        [Theory]
        [MemberData(nameof(CodeSnippetsToFail))]
        public async Task ValidateFailSnippets(string source, string[]? generatorMessages, string[]? compilerMessages)
        {
            Compilation comp = await TestUtils.CreateCompilation(source, allowUnsafe: true);
            TestUtils.AssertPreSourceGeneratorCompilation(comp);

            var newComp = TestUtils.RunGenerators(comp, out var generatorDiags,
                new Microsoft.Interop.JavaScript.JSImportGenerator(),
                new Microsoft.Interop.JavaScript.JSExportGenerator());
            // uncomment for debugging JSTestUtils.DumpCode(source, newComp, generatorDiags);

            if (generatorMessages != null)
            {
                JSTestUtils.AssertMessages(generatorDiags, generatorMessages);
            }
            var compilationDiags = newComp.GetDiagnostics();
            if (compilerMessages != null)
            {
                JSTestUtils.AssertMessages(compilationDiags, compilerMessages);
            }
        }

        [Fact]
        public async Task ValidateRequireAllowUnsafeBlocksDiagnostic()
        {
            string source = CodeSnippets.TrivialClassDeclarations;
            Compilation comp = await TestUtils.CreateCompilation(new[] { source }, allowUnsafe: false);
            TestUtils.AssertPreSourceGeneratorCompilation(comp);

            var newComp = TestUtils.RunGenerators(comp, out var generatorDiags,
                new Microsoft.Interop.JavaScript.JSImportGenerator(),
                new Microsoft.Interop.JavaScript.JSExportGenerator());

            // The errors should indicate the AllowUnsafeBlocks is required.
            Assert.True(generatorDiags.Single(d => d.Id == "SYSLIB1074") != null);
            Assert.True(generatorDiags.Single(d => d.Id == "SYSLIB1075") != null);
        }
    }
}