add machine scope (PowerShell#2039)

* add machine scope

* use a different setting for test and add user setting test

* remove isExecutable and remove powershell.developer.powerShellExePath

Author: TylerLeonhardt

package.json

@@ -6,7 +6,7 @@
   "publisher": "ms-vscode",
   "description": "Develop PowerShell scripts in Visual Studio Code!",
   "engines": {
-    "vscode": "^1.31.0"
+    "vscode": "^1.34.0"
   },
   "license": "SEE LICENSE IN LICENSE.txt",
   "homepage": "https://github.com/PowerShell/vscode-powershell/blob/master/README.md",
@@ -545,13 +545,13 @@
         "powershell.powerShellExePath": {
           "type": "string",
           "default": "",
-          "isExecutable": true,
+          "scope": "machine",
           "description": "Specifies the full path to a PowerShell executable. Changes the installation of PowerShell used for language and debugging services."
         },
         "powershell.powerShellAdditionalExePaths": {
           "type": "array",
           "description": "Specifies an array of versionName / exePath pairs where exePath points to a non-standard install location for PowerShell and versionName can be used to reference this path with the powershell.powerShellDefaultVersion setting.",
-          "isExecutable": true,
+          "scope": "machine",
           "uniqueItems": true,
           "items": {
             "type": "object",
@@ -751,12 +751,6 @@
           "type": "boolean",
           "default": false,
           "description": "Indicates that the powerShellExePath points to a developer build of Windows PowerShell and configures it for development."
-        },
-        "powershell.developer.powerShellExePath": {
-          "type": "string",
-          "default": "",
-          "isExecutable": true,
-          "description": "Deprecated. Please use the 'powershell.powerShellExePath' setting instead"
         }
       }
     },

test/settings.test.ts

@@ -12,11 +12,20 @@ suite("Settings module", () => {
 
     test("Settings update correctly", async () => {
         // then syntax
-        Settings.change("powerShellExePath", "dummypath1", false).then(() =>
-            assert.strictEqual(Settings.load().powerShellExePath, "dummypath1"));
+        Settings.change("helpCompletion", "BlockComment", false).then(() =>
+            assert.strictEqual(Settings.load().helpCompletion, "BlockComment"));
 
         // async/await syntax
-        await Settings.change("powerShellExePath", "dummypath2", false);
-        assert.strictEqual(Settings.load().powerShellExePath, "dummypath2");
+        await Settings.change("helpCompletion", "LineComment", false);
+        assert.strictEqual(Settings.load().helpCompletion, "LineComment");
+    });
+
+    test("Settings that can only be user settings update correctly", async () => {
+        // set to false means it's set as a workspace-level setting so this should throw.
+        assert.rejects(async () => await Settings.change("powerShellExePath", "dummyPath", false));
+
+        // set to true means it's a user-level setting so this should not throw.
+        await Settings.change("powerShellExePath", "dummyPath", true);
+        assert.strictEqual(Settings.load().powerShellExePath, "dummyPath");
     });
 });