From abf716bc07f1f4ff48b567061e66a6463b20da6f Mon Sep 17 00:00:00 2001
From: Robert Holt <rjmholt_msft@outlook.com>
Date: Wed, 31 Mar 2021 14:29:47 -0700
Subject: [PATCH 1/3] Expand path for template conversion

---
 src/Commands/ConvertFromArmTemplateCommand.cs | 31 +++++++++++++++++--
 1 file changed, 29 insertions(+), 2 deletions(-)

diff --git a/src/Commands/ConvertFromArmTemplateCommand.cs b/src/Commands/ConvertFromArmTemplateCommand.cs
index 335210d..ed5a57b 100644
--- a/src/Commands/ConvertFromArmTemplateCommand.cs
+++ b/src/Commands/ConvertFromArmTemplateCommand.cs
@@ -3,9 +3,11 @@
 // Licensed under the MIT License.
 
 using PSArm.Commands.Internal;
+using PSArm.Internal;
 using PSArm.Serialization;
 using PSArm.Templates;
 using System;
+using System.IO;
 using System.Management.Automation;
 
 namespace PSArm.Commands
@@ -49,9 +51,34 @@ protected override void ProcessRecord()
                     return;
 
                 case "Path":
-                    foreach (string path in Path)
+                    foreach (string wildcardPath in Path)
                     {
-                        WriteObject(_parser.ParseFile(path));
+                        foreach (string path in GetResolvedProviderPathFromPSPath(wildcardPath, out ProviderInfo provider))
+                        {
+                            if (!provider.Name.Is("FileSystem"))
+                            {
+                                WriteError(
+                                    new ErrorRecord(
+                                        new IOException($"Cannot convert non-filesystem template path '{path}'"),
+                                        "BadProviderPath",
+                                        ErrorCategory.InvalidArgument,
+                                        path));
+                                continue;
+                            }
+
+                            if (!File.Exists(path))
+                            {
+                                WriteError(
+                                    new ErrorRecord(
+                                        new FileNotFoundException($"ARM template file '{path}' does not exist"),
+                                        "TemplateFileNotFound",
+                                        ErrorCategory.ResourceUnavailable,
+                                        path));
+                                continue;
+                            }
+
+                            WriteObject(_parser.ParseFile(path));
+                        }
                     }
                     return;
 

From c0209fba0e0f2aac95a8c24d8c5cb11ad764fbb5 Mon Sep 17 00:00:00 2001
From: Robert Holt <rjmholt_msft@outlook.com>
Date: Wed, 31 Mar 2021 14:55:19 -0700
Subject: [PATCH 2/3] Indicate wildcard support

---
 src/Commands/ConvertFromArmTemplateCommand.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/Commands/ConvertFromArmTemplateCommand.cs b/src/Commands/ConvertFromArmTemplateCommand.cs
index ed5a57b..8a71c35 100644
--- a/src/Commands/ConvertFromArmTemplateCommand.cs
+++ b/src/Commands/ConvertFromArmTemplateCommand.cs
@@ -27,6 +27,7 @@ public ConvertFromArmTemplateCommand()
         }
 
         [ValidateNotNullOrEmpty]
+        [SupportsWildcards]
         [Parameter(ParameterSetName = "Path", Position = 0, Mandatory = true)]
         public string[] Path { get; set; }
 

From a3689ef7aab3f6a18cfa0f75abe236b2026d4112 Mon Sep 17 00:00:00 2001
From: Steve Lee <slee@microsoft.com>
Date: Mon, 26 Apr 2021 17:00:15 -0700
Subject: [PATCH 3/3] add test

---
 test/pester/Conversion.Tests.ps1 | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/test/pester/Conversion.Tests.ps1 b/test/pester/Conversion.Tests.ps1
index 75f2b0b..802a662 100644
--- a/test/pester/Conversion.Tests.ps1
+++ b/test/pester/Conversion.Tests.ps1
@@ -20,4 +20,14 @@ Describe "ARM conversion cmdlets" {
 
         Assert-StructurallyEqual -ComparisonObject $original -JsonObject $created
     }
+
+    It 'Can accept relative path' {
+        try {
+            Push-Location "$PSScriptRoot/assets"
+            ConvertFrom-ArmTemplate -Path ./roundtrip-template.json | Should -Not -BeNullOrEmpty
+        }
+        finally {
+            Pop-Location
+        }
+    }
 }