83 lines
2.8 KiB
C#
83 lines
2.8 KiB
C#
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using System;
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using System.Linq;
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using MapTo.Extensions;
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using MapTo.Sources;
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using MapTo.Tests.Extensions;
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using MapTo.Tests.Infrastructure;
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using Microsoft.CodeAnalysis;
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using Shouldly;
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using Xunit;
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using static MapTo.Tests.Common;
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namespace MapTo.Tests
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{
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public class MapPropertyTests
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{
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[Theory]
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[InlineData(NullableContextOptions.Disable)]
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[InlineData(NullableContextOptions.Enable)]
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public void VerifyMapPropertyAttribute(NullableContextOptions nullableContextOptions)
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{
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// Arrange
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const string source = "";
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var nullableSyntax = nullableContextOptions == NullableContextOptions.Enable ? "?" : string.Empty;
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var expectedInterface = $@"
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{Constants.GeneratedFilesHeader}
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{(nullableContextOptions == NullableContextOptions.Enable ? $"#nullable enable{Environment.NewLine}" : string.Empty)}
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using System;
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namespace MapTo
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{{
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[AttributeUsage(AttributeTargets.Property, AllowMultiple = true)]
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public sealed class MapPropertyAttribute : Attribute
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{{
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public string{nullableSyntax} SourcePropertyName {{ get; set; }}
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}}
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}}
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".Trim();
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// Act
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var (compilation, diagnostics) = CSharpGenerator.GetOutputCompilation(source, analyzerConfigOptions: DefaultAnalyzerOptions, nullableContextOptions: nullableContextOptions);
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// Assert
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diagnostics.ShouldBeSuccessful();
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compilation.SyntaxTrees.ShouldContainSource(MapPropertyAttributeSource.AttributeName, expectedInterface);
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}
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[Fact]
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public void When_MapPropertyFound_Should_UseItToMapToSourceProperty()
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{
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// Arrange
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var source = GetSourceText(new SourceGeneratorOptions(
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true,
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PropertyBuilder: builder =>
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{
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builder
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.PadLeft(Indent2).AppendLine("[MapProperty(SourcePropertyName = nameof(Baz.Prop3))]")
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.PadLeft(Indent2).AppendLine("public int Prop4 { get; set; }");
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},
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SourcePropertyBuilder: builder => builder.PadLeft(Indent2).AppendLine("public int Prop4 { get; set; }")));
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var expectedResult = @"
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partial class Foo
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{
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public Foo(Test.Models.Baz baz)
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{
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if (baz == null) throw new ArgumentNullException(nameof(baz));
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Prop1 = baz.Prop1;
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Prop2 = baz.Prop2;
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Prop3 = baz.Prop3;
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Prop4 = baz.Prop3;
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}
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".Trim();
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// Act
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var (compilation, diagnostics) = CSharpGenerator.GetOutputCompilation(source, analyzerConfigOptions: DefaultAnalyzerOptions);
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// Assert
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diagnostics.ShouldBeSuccessful();
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compilation.SyntaxTrees.Last().ToString().ShouldContain(expectedResult);
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}
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}
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}
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