refactor(timers): refactor timers to use one async op per timer (#12862)

This change also makes the timers implementation closer to the spec, and
sets up the stage to implement AbortSignal.timeout() (whatwg/dom#1032).

Fixes #8965
Fixes #10974
Fixes #11398

4 files changed, 73 insertions, 6 deletions

diff --git a/cli/tests/testdata/test/ops_sanitizer_multiple_timeout_tests.out b/cli/tests/testdata/test/ops_sanitizer_multiple_timeout_tests.out
new file mode 100644
index 000000000..1981a2500
--- /dev/null
+++ b/cli/tests/testdata/test/ops_sanitizer_multiple_timeout_tests.out
@@ -0,0 +1,57 @@
+Check [WILDCARD]/testdata/test/ops_sanitizer_multiple_timeout_tests.ts
+running 2 tests from [WILDCARD]/testdata/test/ops_sanitizer_multiple_timeout_tests.ts
+test test 1 ... FAILED ([WILDCARD])
+test test 2 ... FAILED ([WILDCARD])
+
+failures:
+
+test 1
+AssertionError: Test case is leaking async ops.
+Before:
+  - dispatched: 0
+  - completed: 0
+After:
+  - dispatched: [WILDCARD]
+  - completed: [WILDCARD]
+Ops:
+  op_sleep:
+    Before:
+      - dispatched: 0
+      - completed: 0
+    After:
+      - dispatched: [WILDCARD]
+      - completed: [WILDCARD]
+
+Make sure to await all promises returned from Deno APIs before
+finishing test case.
+    at [WILDCARD]
+
+test 2
+AssertionError: Test case is leaking async ops.
+Before:
+  - dispatched: [WILDCARD]
+  - completed: [WILDCARD]
+After:
+  - dispatched: [WILDCARD]
+  - completed: [WILDCARD]
+Ops:
+  op_sleep:
+    Before:
+      - dispatched: [WILDCARD]
+      - completed: [WILDCARD]
+    After:
+      - dispatched: [WILDCARD]
+      - completed: [WILDCARD]
+
+Make sure to await all promises returned from Deno APIs before
+finishing test case.
+    at [WILDCARD]
+
+failures:
+
+	test 1
+	test 2
+
+test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out ([WILDCARD])
+
+error: Test failed
diff --git a/cli/tests/testdata/test/ops_sanitizer_multiple_timeout_tests.ts b/cli/tests/testdata/test/ops_sanitizer_multiple_timeout_tests.ts
new file mode 100644
index 000000000..f30773cf2
--- /dev/null
+++ b/cli/tests/testdata/test/ops_sanitizer_multiple_timeout_tests.ts
@@ -0,0 +1,10 @@
+// https://github.com/denoland/deno/issues/8965
+
+function test() {
+  setTimeout(() => {}, 10000);
+  setTimeout(() => {}, 10001);
+}
+
+Deno.test("test 1", test);
+
+Deno.test("test 2", test);
diff --git a/cli/tests/testdata/test/ops_sanitizer_unstable.out b/cli/tests/testdata/test/ops_sanitizer_unstable.out
index 3faea472b..9d6a903e1 100644
--- a/cli/tests/testdata/test/ops_sanitizer_unstable.out
+++ b/cli/tests/testdata/test/ops_sanitizer_unstable.out
@@ -11,16 +11,16 @@ Before:
   - dispatched: 1
   - completed: 1
 After:
-  - dispatched: 3
-  - completed: 2
+  - dispatched: [WILDCARD]
+  - completed: [WILDCARD]
 Ops:
-  op_global_timer:
+  op_sleep:
     Before:
       - dispatched: 1
       - completed: 1
     After:
-      - dispatched: 3
-      - completed: 2
+      - dispatched: [WILDCARD]
+      - completed: [WILDCARD]
 
 Make sure to await all promises returned from Deno APIs before
 finishing test case.
diff --git a/cli/tests/testdata/worker_drop_handle_race.js.out b/cli/tests/testdata/worker_drop_handle_race.js.out
index 271e07854..b7218e8f6 100644
--- a/cli/tests/testdata/worker_drop_handle_race.js.out
+++ b/cli/tests/testdata/worker_drop_handle_race.js.out
@@ -2,7 +2,7 @@ error: Uncaught (in worker "") Error
   throw new Error();
         ^
     at [WILDCARD]/workers/drop_handle_race.js:2:9
-    at fire (deno:ext/timers/[WILDCARD])
+    at Object.action (deno:ext/timers/[WILDCARD])
     at handleTimerMacrotask (deno:ext/timers/[WILDCARD])
 error: Uncaught (in promise) Error: Unhandled error event in child worker.
     at Worker.#pollControl (deno:runtime/js/11_workers.js:[WILDCARD])