From cdf4cdf88fd411ae6c67eea8e2b0cbb7f0cecb4c Mon Sep 17 00:00:00 2001
From: Rob Mensching <rob@firegiant.com>
Date: Fri, 23 Sep 2022 17:59:51 -0700
Subject: Add patch error test to validate missing baseline patch file

---
 .../WixToolsetTest.CoreIntegration/PatchFixture.cs | 22 ++++++++++++++++++++++
 .../TestData/PatchWithMissingBaseline/Patch.wxs    | 14 ++++++++++++++
 2 files changed, 36 insertions(+)
 create mode 100644 src/wix/test/WixToolsetTest.CoreIntegration/TestData/PatchWithMissingBaseline/Patch.wxs

diff --git a/src/wix/test/WixToolsetTest.CoreIntegration/PatchFixture.cs b/src/wix/test/WixToolsetTest.CoreIntegration/PatchFixture.cs
index b4921080..945c346b 100644
--- a/src/wix/test/WixToolsetTest.CoreIntegration/PatchFixture.cs
+++ b/src/wix/test/WixToolsetTest.CoreIntegration/PatchFixture.cs
@@ -372,6 +372,28 @@ namespace WixToolsetTest.CoreIntegration
             }
         }
 
+        [Fact]
+        public void CannotBuildPatchWithMissingBaseline()
+        {
+            var sourceFolder = TestData.Get(@"TestData", "PatchWithMissingBaseline");
+
+            using (var fs = new DisposableFileSystem())
+            {
+                var baseFolder = fs.GetFolder();
+                var tempFolderPatch = Path.Combine(baseFolder, "patch");
+                var templateBaselineFolder = Path.GetDirectoryName(this.templateBaselinePdb);
+                var templateUpdateFolder = Path.GetDirectoryName(this.templateUpdatePdb);
+
+                var result = BuildMspForResult("Patch1.msp", sourceFolder, tempFolderPatch, "1.0.1", bindpaths: new[] { templateBaselineFolder, templateUpdateFolder });
+
+                var messages = result.Messages.Select(m => m.ToString().Replace(tempFolderPatch, "<tempFolderPatch>").Replace(templateBaselineFolder, "<templateBaselineFolder>").Replace(templateUpdateFolder, "<templateUpdateFolder>")).ToArray();
+                WixAssert.CompareLineByLine(new[]
+                {
+                    @"The system cannot find the file 'Missing.wixpdb' with type 'WixPatchBaseline'. The following paths were checked: Missing.wixpdb, <tempFolderPatch>\bin\Missing.wixpdb, <templateBaselineFolder>\Missing.wixpdb, <templateUpdateFolder>\Missing.wixpdb",
+                }, messages);
+            }
+        }
+
         private static string BuildMsi(string outputName, string sourceFolder, string baseFolder, string defineV, string defineA, string defineB, IEnumerable<string> bindpaths = null)
         {
             var extensionPath = Path.GetFullPath(new Uri(typeof(ExampleExtensionFactory).Assembly.CodeBase).LocalPath);
diff --git a/src/wix/test/WixToolsetTest.CoreIntegration/TestData/PatchWithMissingBaseline/Patch.wxs b/src/wix/test/WixToolsetTest.CoreIntegration/TestData/PatchWithMissingBaseline/Patch.wxs
new file mode 100644
index 00000000..acd4f2d8
--- /dev/null
+++ b/src/wix/test/WixToolsetTest.CoreIntegration/TestData/PatchWithMissingBaseline/Patch.wxs
@@ -0,0 +1,14 @@
+<Wix xmlns='http://wixtoolset.org/schemas/v4/wxs'>
+  <Patch
+    AllowRemoval="yes"
+    DisplayName="~Test Patch v$(V)"
+    Description="~Test Small Update Patch v$(V)"
+    MoreInfoURL="http://www.example.com/"
+    Manufacturer="Example Corporation"
+    Classification="Update">
+
+    <Media Id="1" Cabinet="foo.cab">
+      <PatchBaseline Id="RTM" BaselineFile="Missing.wixpdb" UpdateFile="Update.wixpdb" />
+    </Media>
+  </Patch>
+</Wix>
-- 
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