From 8dd16259287f58f9273002717ec4d27e97127719 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 12 Jun 2024 07:43:14 +0200
Subject: Merging upstream version 127.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 js/src/tests/lib/jittests.py | 48 +++++++++++++++++++++++++++++++++-----------
 1 file changed, 36 insertions(+), 12 deletions(-)

(limited to 'js/src/tests/lib/jittests.py')

diff --git a/js/src/tests/lib/jittests.py b/js/src/tests/lib/jittests.py
index 7d79ba9f2a..fbd00c0c37 100755
--- a/js/src/tests/lib/jittests.py
+++ b/js/src/tests/lib/jittests.py
@@ -399,8 +399,10 @@ class JitTest:
 
         # We may have specified '-a' or '-d' twice: once via --jitflags, once
         # via the "|jit-test|" line.  Remove dups because they are toggles.
+        # Note: |dict.fromkeys(flags)| is similar to |set(flags)| but it
+        # preserves order.
         cmd = prefix + []
-        cmd += list(set(self.jitflags))
+        cmd += list(dict.fromkeys(self.jitflags))
         # Handle selfhosted XDR file.
         if self.selfhosted_xdr_mode != "off":
             cmd += [
@@ -603,7 +605,12 @@ def print_automation_format(ok, res, slog):
         print("INFO (warn-stderr)  2> " + line.strip())
 
 
-def print_test_summary(num_tests, failures, complete, doing, options):
+def print_test_summary(num_tests, failures, complete, slow_tests, doing, options):
+    def test_details(res):
+        if options.show_failed:
+            return escape_cmdline(res.cmd)
+        return " ".join(res.test.jitflags + [res.test.relpath_tests])
+
     if failures:
         if options.write_failures:
             try:
@@ -628,21 +635,15 @@ def print_test_summary(num_tests, failures, complete, doing, options):
                 traceback.print_exc()
                 sys.stderr.write("---\n")
 
-        def show_test(res):
-            if options.show_failed:
-                print("    " + escape_cmdline(res.cmd))
-            else:
-                print("    " + " ".join(res.test.jitflags + [res.test.relpath_tests]))
-
         print("FAILURES:")
         for res in failures:
             if not res.timed_out:
-                show_test(res)
+                print("    " + test_details(res))
 
         print("TIMEOUTS:")
         for res in failures:
             if res.timed_out:
-                show_test(res)
+                print("    " + test_details(res))
     else:
         print(
             "PASSED ALL"
@@ -659,6 +660,23 @@ def print_test_summary(num_tests, failures, complete, doing, options):
         print("Passed: {:d}".format(num_tests - num_failures))
         print("Failed: {:d}".format(num_failures))
 
+    if num_tests != 0 and options.show_slow:
+        threshold = options.slow_test_threshold
+        fraction_fast = 1 - len(slow_tests) / num_tests
+        print(
+            "{:5.2f}% of tests ran in under {}s".format(fraction_fast * 100, threshold)
+        )
+
+        print("Slowest tests that took longer than {}s:".format(threshold))
+        slow_tests.sort(key=lambda res: res.dt, reverse=True)
+        any = False
+        for i in range(min(len(slow_tests), 20)):
+            res = slow_tests[i]
+            print("  {:6.2f} {}".format(res.dt, test_details(res)))
+            any = True
+        if not any:
+            print("None")
+
     return not failures
 
 
@@ -684,11 +702,14 @@ def process_test_results(results, num_tests, pb, options, slog):
     complete = False
     output_dict = {}
     doing = "before starting"
+    slow_tests = []
 
     if num_tests == 0:
         pb.finish(True)
         complete = True
-        return print_test_summary(num_tests, failures, complete, doing, options)
+        return print_test_summary(
+            num_tests, failures, complete, slow_tests, doing, options
+        )
 
     try:
         for i, res in enumerate(results):
@@ -742,6 +763,9 @@ def process_test_results(results, num_tests, pb, options, slog):
                     "SKIP": 0,
                 },
             )
+
+            if res.dt > options.slow_test_threshold:
+                slow_tests.append(res)
         complete = True
     except KeyboardInterrupt:
         print(
@@ -750,7 +774,7 @@ def process_test_results(results, num_tests, pb, options, slog):
         )
 
     pb.finish(True)
-    return print_test_summary(num_tests, failures, complete, doing, options)
+    return print_test_summary(num_tests, failures, complete, slow_tests, doing, options)
 
 
 def run_tests(tests, num_tests, prefix, options, remote=False):
-- 
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