From 10415e0a00ae0a5030ff348939bbbc25d6d5d62e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mariana=20Dematt=C3=A9?= <magarces@microsoft.com>
Date: Tue, 28 Nov 2023 15:19:43 +0100
Subject: [PATCH] Added test for .user file in outer build

---
 ...nThatWeWantToBuildACrossTargetedLibrary.cs | 41 +++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/src/Tests/Microsoft.NET.Build.Tests/GivenThatWeWantToBuildACrossTargetedLibrary.cs b/src/Tests/Microsoft.NET.Build.Tests/GivenThatWeWantToBuildACrossTargetedLibrary.cs
index f84909d4f14d..131369564cb4 100644
--- a/src/Tests/Microsoft.NET.Build.Tests/GivenThatWeWantToBuildACrossTargetedLibrary.cs
+++ b/src/Tests/Microsoft.NET.Build.Tests/GivenThatWeWantToBuildACrossTargetedLibrary.cs
@@ -142,5 +142,46 @@ public void OutputPathDoesNotHaveDuplicatedBackslashesInOuterBuild()
             string outputPathValue = File.ReadAllText(Path.Combine(testAsset.TestRoot, testProject.Name, "OutputPathValue.txt"));
             outputPathValue.Trim().Should().NotContain("\\\\");
         }
+
+        [Fact]
+        public void OuterBuildImportsUserFile()
+        {
+            var testProject = new TestProject()
+            {
+                TargetFrameworks = $"{ToolsetInfo.CurrentTargetFramework};net7.0"
+            };
+
+            testProject.ProjectChanges.Add(xml =>
+            {
+                var target = """
+                    <Target Name="WriteValue" AfterTargets="Build">
+                        <WriteLinesToFile File="$(MSBuildProjectDirectory)\OutputPathValue.txt"
+                                      Lines="User value is: $(UserValue)"
+                                      Overwrite="true" />
+                    </Target>
+                """;
+
+                xml.Root.Add(XElement.Parse(target));
+            });
+
+            string temp = $"{testProject.Name}.csproj.user";
+            testProject.SourceFiles[temp] = """
+                 <Project>
+                    <PropertyGroup>
+                        <UserValue>A User defined value</UserValue>
+                    </PropertyGroup>
+                </Project>
+                """;
+
+            var testAsset = _testAssetsManager.CreateTestProject(testProject);
+
+            new BuildCommand(testAsset)
+                .Execute()
+                .Should()
+                .Pass();
+
+            string outputPathValue = File.ReadAllText(Path.Combine(testAsset.TestRoot, testProject.Name, "OutputPathValue.txt"));
+            outputPathValue.Should().Contain("User value is: A User defined value");
+        }
     }
 }