Check fullSetParametersFile for null before attempting a Path.Combine

src/ServiceManagement/Services/Commands.Test/Websites/PublishAzureWebsiteProjectTests.cs

@@ -1,21 +1,72 @@
-using System.Collections;
-using System.IO;
+using System;
+using System.Collections;
 using System.Management.Automation;
+using Microsoft.WindowsAzure.Commands.ScenarioTest;
 using Microsoft.WindowsAzure.Commands.Test.Utilities.Common;
 using Microsoft.WindowsAzure.Commands.Test.Utilities.Websites;
+using Microsoft.WindowsAzure.Commands.Utilities.Common;
 using Microsoft.WindowsAzure.Commands.Utilities.Websites;
 using Microsoft.WindowsAzure.Commands.Websites;
 using Microsoft.WindowsAzure.Management.WebSites.Models;
 using Moq;
-using Microsoft.WindowsAzure.Commands.ScenarioTest;
 using Xunit;
-using System;
-using Microsoft.WindowsAzure.Commands.Utilities.Common;
 
 namespace Microsoft.WindowsAzure.Commands.Test.Websites
 {
     public class PublishAzureWebsiteProjectTests : WebsitesTestBase
     {
+        [Fact]
+        [Trait(Category.AcceptanceType, Category.CheckIn)]
+        public void PublishFromPackageWithoutSetParameters()
+        {
+            const string websiteName = "test-site";
+            const string package = "test-package";
+            string slot = null;
+            var connectionStrings = new Hashtable();
+            connectionStrings["DefaultConnection"] = "test-connection-string";
+
+            var publishProfile = new WebSiteGetPublishProfileResponse.PublishProfile
+            {
+                UserName = "test-user-name",
+                UserPassword = "test-password",
+                PublishUrl = "test-publish-url"
+            };
+
+            var published = false;
+
+            var clientMock = new Mock<IWebsitesClient>();
+
+            clientMock.Setup(c => c.GetWebDeployPublishProfile(websiteName, slot)).Returns(publishProfile);
+            clientMock.Setup(c => c.PublishWebProject(websiteName, slot, package, null, connectionStrings, false, false))
+                .Callback((string n, string s, string p, string spf, Hashtable cs, bool skipAppData, bool doNotDelete) =>
+                {
+                    Assert.Equal(websiteName, n);
+                    Assert.Equal(slot, s);
+                    Assert.Equal(package, p);
+                    Assert.Equal(connectionStrings, cs);
+                    Assert.False(skipAppData);
+                    Assert.False(doNotDelete);
+                    published = true;
+                });
+
+            var powerShellMock = new Mock<ICommandRuntime>();
+
+            var command = new PublishAzureWebsiteProject
+            {
+                CommandRuntime = powerShellMock.Object,
+                Name = websiteName,
+                Package = package,
+                ConnectionString = connectionStrings,
+                WebsitesClient = clientMock.Object,
+                SetParametersFile = null
+            };
+
+            command.ExecuteCmdlet();
+
+            powerShellMock.Verify(f => f.WriteVerbose(string.Format("[Complete] Publishing package {0}", package)), Times.Once());
+            Assert.True(published);
+        }
+
         [Fact]
         [Trait(Category.AcceptanceType, Category.CheckIn)]
         public void PublishFromPackage()

src/ServiceManagement/Services/Commands/Websites/PublishAzureWebsiteProject.cs

@@ -87,7 +87,7 @@ public override void ExecuteCmdlet()
                 }
             }
 
-            if (!File.Exists(fullSetParametersFile))
+            if (!string.IsNullOrEmpty(fullSetParametersFile) && !File.Exists(fullSetParametersFile))
             {
                 if (File.Exists(Path.Combine(Path.GetDirectoryName(fullPackage), fullSetParametersFile)))
                 {