3 files changed, 58 insertions, 1 deletions

diff --git a/src/test/burn/TestBA/TestBA.cs b/src/test/burn/TestBA/TestBA.cs
index 1556acd0..4f75a055 100644
--- a/src/test/burn/TestBA/TestBA.cs
+++ b/src/test/burn/TestBA/TestBA.cs
@@ -41,6 +41,7 @@ namespace WixToolset.Test.BA
         private int cancelOnProgressAtProgress;
         private int retryExecuteFilesInUse;
         private bool rollingBack;
+        private string forceDownloadSource;
 
         private IBootstrapperCommand Command { get; set; }
 
@@ -375,6 +376,12 @@ namespace WixToolset.Test.BA
             {
                 this.Log("    CancelCacheAtProgress: {0}", this.cancelCacheAtProgress);
             }
+
+            this.forceDownloadSource = this.ReadPackageAction(args.PackageId, "ForceDownloadSource");
+            if (!String.IsNullOrEmpty(this.forceDownloadSource))
+            {
+                this.Log("    ForceDownloadSource: {0}", this.forceDownloadSource);
+            }
         }
 
         protected override void OnCachePackageNonVitalValidationFailure(CachePackageNonVitalValidationFailureEventArgs args)
@@ -387,6 +394,29 @@ namespace WixToolset.Test.BA
             this.Log("OnCachePackageNonVitalValidationFailure() - id: {0}, default: {1}, requested: {2}", args.PackageId, args.Recommendation, args.Action);
         }
 
+        protected override void OnCacheAcquireResolving(CacheAcquireResolvingEventArgs args)
+        {
+            if (!String.IsNullOrEmpty(this.forceDownloadSource))
+            {
+                args.Action = CacheResolveOperation.Download;
+                var url = String.Format(this.forceDownloadSource, args.PayloadId);
+
+                this.Log("OnCacheAcquireResolving: {0} => {1}", this.forceDownloadSource, url);
+
+                this.engine.SetDownloadSource(
+                    String.Empty,
+                    args.PayloadId,
+                    url,
+                    String.Empty,
+                    String.Empty,
+                    String.Empty);
+            }
+            else
+            {
+                this.Log("OnCacheAcquireResolving not forcing download");
+            }
+        }
+
         protected override void OnCacheAcquireProgress(CacheAcquireProgressEventArgs args)
         {
             this.Log("OnCacheAcquireProgress() - container/package: {0}, payload: {1}, progress: {2}, total: {3}, overall progress: {4}%", args.PackageOrContainerId, args.PayloadId, args.Progress, args.Total, args.OverallPercentage);
diff --git a/src/test/burn/WixToolsetTest.BurnE2E/FailureTests.cs b/src/test/burn/WixToolsetTest.BurnE2E/FailureTests.cs
index bd3762ed..4bbfc7e9 100644
--- a/src/test/burn/WixToolsetTest.BurnE2E/FailureTests.cs
+++ b/src/test/burn/WixToolsetTest.BurnE2E/FailureTests.cs
@@ -2,7 +2,6 @@
 
 namespace WixToolsetTest.BurnE2E
 {
-    using System.Threading;
     using WixTestTools;
     using WixToolset.BootstrapperApplicationApi;
     using Xunit;
@@ -13,6 +12,24 @@ namespace WixToolsetTest.BurnE2E
         public FailureTests(ITestOutputHelper testOutputHelper) : base(testOutputHelper) { }
 
         [RuntimeFact]
+        public void CanSetDownloadSourceAndForceDownload()
+        {
+            var packageA = this.CreatePackageInstaller("PackageA");
+            var bundleA = this.CreateBundleInstaller("BundleA");
+            var testBAController = this.CreateTestBAController();
+
+            testBAController.SetPackageForceDownloadSource("PackageA", "https://1e1bf2be1c384fd1a0c4c0500eef971b/downloads/payloads/{0}");
+
+            packageA.VerifyInstalled(false);
+
+            bundleA.VerifyUnregisteredAndRemovedFromPackageCache();
+
+            bundleA.Install(0x2ee7/*ERROR_INTERNET_NAME_NOT_RESOLVED*/);
+
+            packageA.VerifyInstalled(false);
+        }
+
+        [RuntimeFact]
         public void CanCancelExePackageAndAbandonIt()
         {
             var bundleD = this.CreateBundleInstaller("BundleD");
diff --git a/src/test/burn/WixToolsetTest.BurnE2E/Utilities/TestBAController.cs b/src/test/burn/WixToolsetTest.BurnE2E/Utilities/TestBAController.cs
index a378545e..ca395f56 100644
--- a/src/test/burn/WixToolsetTest.BurnE2E/Utilities/TestBAController.cs
+++ b/src/test/burn/WixToolsetTest.BurnE2E/Utilities/TestBAController.cs
@@ -108,6 +108,16 @@ namespace WixToolsetTest.BurnE2E
         }
 
         /// <summary>
+        /// Forces a download action and sets the download source.
+        /// </summary>
+        /// <param name="packageId">Package identity.</param>
+        /// <param name="actionName">The URL format string.</param>
+        public void SetPackageForceDownloadSource(string packageId, string url)
+        {
+            this.SetPackageState(packageId, "ForceDownloadSource", url);
+        }
+
+        /// <summary>
         /// Cancels the execute of a package at the next progess after the specified MSI action start.
         /// </summary>
         /// <param name="packageId">Package identity.</param>