From 031fa93b4cf13e67f37241b151dacc70ec68e2ff Mon Sep 17 00:00:00 2001
From: "James Truher [MSFT]" <jimtru@microsoft.com>
Date: Wed, 20 Jul 2022 14:47:50 -0700
Subject: [PATCH] Add `find.exe` to legacy argument binding behavior for
 Windows (#17715)

---
 .../engine/NativeCommandProcessor.cs          |  1 +
 .../NativeCommandArguments.Tests.ps1          | 19 +++++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/src/System.Management.Automation/engine/NativeCommandProcessor.cs b/src/System.Management.Automation/engine/NativeCommandProcessor.cs
index 5ebaccca2c..0077e13d96 100644
--- a/src/System.Management.Automation/engine/NativeCommandProcessor.cs
+++ b/src/System.Management.Automation/engine/NativeCommandProcessor.cs
@@ -248,6 +248,7 @@ namespace System.Management.Automation
             "cmd",
             "cscript",
             "wscript",
+            "find",
         };
 
         #region ctor/native command properties
diff --git a/test/powershell/Language/Scripting/NativeExecution/NativeCommandArguments.Tests.ps1 b/test/powershell/Language/Scripting/NativeExecution/NativeCommandArguments.Tests.ps1
index aead692cc6..191f7211f6 100644
--- a/test/powershell/Language/Scripting/NativeExecution/NativeCommandArguments.Tests.ps1
+++ b/test/powershell/Language/Scripting/NativeExecution/NativeCommandArguments.Tests.ps1
@@ -171,6 +171,25 @@ Describe "Will error correctly if an attempt to set variable to improper value"
     }
 }
 
+Describe "find.exe uses legacy behavior on Windows" {
+    BeforeAll {
+        $currentSetting = $PSNativeCommandArgumentPassing
+        $PSNativeCommandArgumentPassing = "Windows"
+        $testCases = @{ pattern = "" },
+            @{ pattern = "blat" },
+            @{ pattern = "bl at" }
+    }
+    AfterAll {
+        $PSNativeCommandArgumentPassing = $currentSetting
+    }
+    It "The pattern '<pattern>' is used properly by find.exe" -skip:(! $IsWindows) -testCases $testCases {
+        param ($pattern)
+        $expr = "'foo' | find.exe --% /v ""$pattern"""
+        $result = Invoke-Expression $expr
+        $result | Should -Be 'foo'
+    }
+}
+
 foreach ( $argumentListValue in "Standard","Legacy","Windows" ) {
     $PSNativeCommandArgumentPassing = $argumentListValue
     Describe "Native Command Arguments (${PSNativeCommandArgumentPassing})" -tags "CI" {