Repository: microsoft/vscode-edge-devtools (ts)

Issue:
Extension fails to relaunch an instance (headless)
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**Environment (please complete the following information):**
 - OS (*e.g.,* Windows 10): Windows 11 
 - Extension version (*e.g.,* 1.2.3): 2.1.3
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**Describe the bug:**
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Extension fails to launch an instance after I already have launched and close a previous one.
**Repro steps:**
1. Open extension
2. Turn on `Vscode-edge-devtools:headless` on the extension settings.
3. Click on launch Instance
4. extension should launch
5. Close the instance (either by clicking on the close button or on the 'x' next to the instance name)
6. Click on launch Instance again

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**Expected behavior:**
Devtools should launch
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**Actual behavior:**
Error while fetching list of available targets No available targets to attach.
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Pull request description:
Fixing relaunch scenario on headless
Extension was failing to relaunch on headless. This was due to the host responding with `Using unsafe HTTP verb GET to invoke /json/new. Recommended way is to use PUT`. This PR fixes the issue and adds a test to avoid regression.

Fix #1978 

Patch:
diff --git a/src/utils.ts b/src/utils.ts
index d43035a..933db45 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -158,6 +158,7 @@ export function fetchUri(uri: string, options: https.RequestOptions = {}): Promi
             rejectUnauthorized: false,
             ...parsedUrl,
             ...options,
+            method: 'PUT',
         } as http.RequestOptions;
 
         get(options, response => {


Test patch:
diff --git a/test/utils.test.ts b/test/utils.test.ts
index 530bc4f..522ac0f 100644
--- a/test/utils.test.ts
+++ b/test/utils.test.ts
@@ -79,6 +79,25 @@ describe("utils", () => {
             expect(fake.on).toHaveBeenNthCalledWith(2, "end", expect.any(Function));
         });
 
+        it("options passed to 'get' uses PUT as HTTP verb", async () => {
+            // Chrome headless require 'PUT' instead of 'GET' for /json/new otherwise we get
+            // 'Using unsafe HTTP verb GET to invoke /json/new. The recommended way is to use PUT'
+            const httpGetMock = mockGetHttp;
+            const customError = new Error('customError');
+            const fakeGet = (_options: any, callback: (resp: object) => void) => {
+                expect(_options.method).not.toBeUndefined();
+                expect(_options.method).toEqual('PUT');
+
+                // after validation we can halt execution to resolve the promise chain.
+                return { on: () => { throw customError } }
+            };
+
+            httpGetMock.mockImplementation(fakeGet);
+            await utils.fetchUri("http://somedomain.com/json/list").catch((error: any) => {
+                expect(error).toEqual(customError);
+            })
+        });
+
         it("requests http url correctly", async () => {
             const expectedHttpResponse = "[{},{}]";
             mockGetHttp.mockImplementation(