Fix testing code issues surfaced by tsgo

packages/testing/src/docker/container.ts

@@ -66,7 +66,7 @@ export interface Container {
     /**
      * Retrieve the response of a command as a string.
      */
-    execAndRead<T extends Terminal.Factory>(command: string | string[]): Promise<string>;
+    execAndRead(command: string | string[]): Promise<string>;
 
     /**
      * Retrieve the response of a command using a terminal.

packages/testing/src/mocha.ts

@@ -74,15 +74,15 @@ export function generalSetup(mocha: Mocha) {
 
     mocha.suite.beforeEach(function (done) {
         this.timeout(TEST_HOOK_TIMEOUT);
-        return (this.currentTest as HookableTest)[beforeOneHook]?.call(this, done);
+        return ((this.currentTest as HookableTest)[beforeOneHook] as any)?.call(this, done);
     });
 
     mocha.suite.afterEach(function (done) {
         this.timeout(TEST_HOOK_TIMEOUT);
         for (const hook of LoggerHooks.afterEach) {
             hook(mocha);
         }
-        return (this.currentTest as HookableTest)[afterOneHook]?.call(this, done);
+        return ((this.currentTest as HookableTest)[afterOneHook] as any)?.call(this, done);
     });
 
     TextDiff.generator = Base.generateDiff.bind(Base);

packages/testing/src/util/text.ts

@@ -30,7 +30,7 @@ export async function* asyncLinesOf<C, T extends AsyncIterable<C>>(input: T, fil
 
     for await (let chunk of input) {
         if (filter) {
-            chunk = filter(chunk) as C;
+            chunk = filter(chunk) as Awaited<C>;
         }
 
         if (chunk === undefined || chunk === null) {