Create a binlog to aid debugging MSBuild tests

2 files changed, 2 insertions, 0 deletions

diff --git a/src/wix/test/WixToolsetTest.Sdk/MsbuildFixture.cs b/src/wix/test/WixToolsetTest.Sdk/MsbuildFixture.cs
index df1a74da..b3d25406 100644
--- a/src/wix/test/WixToolsetTest.Sdk/MsbuildFixture.cs
+++ b/src/wix/test/WixToolsetTest.Sdk/MsbuildFixture.cs
@@ -397,6 +397,7 @@ namespace WixToolsetTest.Sdk
                 var allowedFiles = new HashSet<string>
                 {
                     "MsiPackage.wixproj",
+                    "MsiPackage.binlog",
                     "Package.en-us.wxl",
                     "Package.wxs",
                     "PackageComponents.wxs",
diff --git a/src/wix/test/WixToolsetTest.Sdk/MsbuildUtilities.cs b/src/wix/test/WixToolsetTest.Sdk/MsbuildUtilities.cs
index 2e07af3a..28e0c219 100644
--- a/src/wix/test/WixToolsetTest.Sdk/MsbuildUtilities.cs
+++ b/src/wix/test/WixToolsetTest.Sdk/MsbuildUtilities.cs
@@ -30,6 +30,7 @@ namespace WixToolsetTest.Sdk
                 // Node reuse means that child msbuild processes can stay around after the build completes.
                 // Under that scenario, the root msbuild does not reliably close its streams which causes us to hang.
                 "-nr:false",
+                $"-bl:{Path.ChangeExtension(projectPath, ".binlog")}"
             };
 
             if (outOfProc.HasValue)