Fix broken test code

Author: Dave Bartolomeo

extensions/ql-vscode/test/matchers/toExistInCodeQLPack.ts

@@ -1,16 +1,16 @@
 import { expect } from "@jest/globals";
-import type { ExpectationResult } from "expect";
+import type { MatcherFunction } from "expect";
 import type { QueryPackFS } from "../vscode-tests/utils/bundled-pack-helpers";
 import { EOL } from "os";
 
 /**
  * Custom Jest matcher to check if a file exists in a query pack.
  */
-function toExistInPack(
-  this: jest.MatcherContext,
-  actual: unknown,
-  packFS: QueryPackFS,
-): ExpectationResult {
+// eslint-disable-next-line func-style -- We need to set the type of this function
+const toExistInCodeQLPack: MatcherFunction<[packFS: QueryPackFS]> = function (
+  actual,
+  packFS,
+) {
   if (typeof actual !== "string") {
     throw new TypeError(
       `Expected actual value to be a string. Found ${typeof actual}`,
@@ -32,12 +32,19 @@ function toExistInPack(
         `expected ${actual} to exist in pack.\nThe following files were found in the pack:\n${filesString}`,
     };
   }
-}
+};
+
+expect.extend({ toExistInCodeQLPack });
 
-expect.extend({ toExistInPack });
+declare global {
+  // eslint-disable-next-line @typescript-eslint/no-namespace -- We need to extend this global declaration
+  namespace jest {
+    interface AsymmetricMatchers {
+      toExistInCodeQLPack(packFS: QueryPackFS): void;
+    }
 
-declare module "expect" {
-  interface Matchers<R> {
-    toExistInCodeQLPack(packFS: QueryPackFS): R;
+    interface Matchers<R> {
+      toExistInCodeQLPack(packFS: QueryPackFS): R;
+    }
   }
 }

extensions/ql-vscode/test/vscode-tests/cli-integration/variant-analysis/variant-analysis-manager.test.ts

@@ -24,7 +24,8 @@ import { readBundledPack } from "../../utils/bundled-pack-helpers";
 import { load } from "js-yaml";
 import type { ExtensionPackMetadata } from "../../../../src/model-editor/extension-pack-metadata";
 import type { QlPackLockFile } from "../../../../src/packaging/qlpack-lock-file";
-import { expect } from "@jest/globals";
+//import { expect } from "@jest/globals";
+import "../../../matchers/toExistInCodeQLPack";
 
 describe("Variant Analysis Manager", () => {
   let cli: CodeQLCliServer;

extensions/ql-vscode/test/vscode-tests/cli.ts

@@ -1,4 +1,4 @@
-import { dirname } from "path";
+import { basename } from "path";
 import { workspace } from "vscode";
 
 /**
@@ -8,7 +8,7 @@ import { workspace } from "vscode";
 function hasCodeQL() {
   const folders = workspace.workspaceFolders;
   return !!folders?.some((folder) => {
-    const name = dirname(folder.uri.fsPath);
+    const name = basename(folder.uri.fsPath);
     return name === "codeql" || name === "ql";
   });
 }