3 files changed, 34 insertions, 2 deletions

diff --git a/src/test/WixToolsetTest.BuildTasks/MsbuildFixture.cs b/src/test/WixToolsetTest.BuildTasks/MsbuildFixture.cs
index 95b727ad..119c3ba5 100644
--- a/src/test/WixToolsetTest.BuildTasks/MsbuildFixture.cs
+++ b/src/test/WixToolsetTest.BuildTasks/MsbuildFixture.cs
@@ -31,7 +31,7 @@ namespace WixToolsetTest.BuildTasks
                 var binFolder = Path.Combine(baseFolder, @"bin\");
                 var intermediateFolder = Path.Combine(baseFolder, @"obj\");
 
-                var result = this.MsbuildRunner.Execute(projectPath, new[] 
+                var result = this.MsbuildRunner.Execute(projectPath, new[]
                 {
                     $"-p:WixTargetsPath={WixTargetsPath}",
                     $"-p:IntermediateOutputPath={intermediateFolder}",
@@ -39,6 +39,9 @@ namespace WixToolsetTest.BuildTasks
                 });
                 result.AssertSuccess();
 
+                var warnings = result.Output.Where(line => line.Contains(": warning"));
+                Assert.Equal(4, warnings.Count());
+
                 var paths = Directory.EnumerateFiles(binFolder, @"*.*", SearchOption.AllDirectories)
                     .Select(s => s.Substring(baseFolder.Length + 1))
                     .OrderBy(s => s)
@@ -53,6 +56,31 @@ namespace WixToolsetTest.BuildTasks
         }
 
         [Fact]
+        public void CanBuildSimpleMsiPackageWithWarningSuppressions()
+        {
+            var projectPath = TestData.Get(@"TestData\SimpleMsiPackage\MsiPackage\MsiPackage.wixproj");
+
+            using (var fs = new DisposableFileSystem())
+            {
+                var baseFolder = fs.GetFolder();
+                var binFolder = Path.Combine(baseFolder, @"bin\");
+                var intermediateFolder = Path.Combine(baseFolder, @"obj\");
+
+                var result = this.MsbuildRunner.Execute(projectPath, new[]
+                {
+                    $"-p:WixTargetsPath={WixTargetsPath}",
+                    $"-p:IntermediateOutputPath={intermediateFolder}",
+                    $"-p:OutputPath={binFolder}",
+                    "-p:SuppressSpecificWarnings=\"1118;1102\""
+                });
+                result.AssertSuccess();
+
+                var warnings = result.Output.Where(line => line.Contains(": warning"));
+                Assert.Empty(warnings);
+            }
+        }
+
+        [Fact]
         public void CanBuildAndCleanSimpleMsiPackage()
         {
             var projectPath = TestData.Get(@"TestData\SimpleMsiPackage\MsiPackage\MsiPackage.wixproj");
diff --git a/src/test/WixToolsetTest.BuildTasks/TestData/SimpleMsiPackage/MsiPackage/Package.wxs b/src/test/WixToolsetTest.BuildTasks/TestData/SimpleMsiPackage/MsiPackage/Package.wxs
index d5a5a40d..a02b766a 100644
--- a/src/test/WixToolsetTest.BuildTasks/TestData/SimpleMsiPackage/MsiPackage/Package.wxs
+++ b/src/test/WixToolsetTest.BuildTasks/TestData/SimpleMsiPackage/MsiPackage/Package.wxs
@@ -1,4 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
+
+<?define Variable = "Value" ?>
+<?define Variable = "Value" ?>
+
 <Wix xmlns="http://wixtoolset.org/schemas/v4/wxs">
   <Product Id="*" Name="MsiPackage" Language="1033" Version="1.0.0.0" Manufacturer="Example Corporation" UpgradeCode="047730a5-30fe-4a62-a520-da9381b8226a">
     <Package InstallerVersion="200" Compressed="yes" InstallScope="perMachine" />
diff --git a/src/test/WixToolsetTest.BuildTasks/TestData/SimpleMsiPackage/MsiPackage/PackageComponents.wxs b/src/test/WixToolsetTest.BuildTasks/TestData/SimpleMsiPackage/MsiPackage/PackageComponents.wxs
index e26c4509..ddb95faf 100644
--- a/src/test/WixToolsetTest.BuildTasks/TestData/SimpleMsiPackage/MsiPackage/PackageComponents.wxs
+++ b/src/test/WixToolsetTest.BuildTasks/TestData/SimpleMsiPackage/MsiPackage/PackageComponents.wxs
@@ -3,7 +3,7 @@
   <Fragment>
     <ComponentGroup Id="ProductComponents" Directory="INSTALLFOLDER">
        <Component>
-         <File Source="test.txt" />
+         <File Source="test.txt" DefaultLanguage="1033" />
        </Component>
     </ComponentGroup>
   </Fragment>