Version bump

CHANGELOG

@@ -1,3 +1,7 @@
+- 0.17.0.pre3 - 15-09-2024
+
+  - Text clang based Linux v8 build, in case there is an edge case with GCC compilation
+
 - 0.17.0.pre2 - 09-09-2024
 
   - Test build to see if disabling Maglev optimisations resolves segfault issues

lib/mini_racer/version.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
 module MiniRacer
-  VERSION = "0.17.0.pre2"
-  LIBV8_NODE_VERSION = "~> 22.7.0.3"
+  VERSION = "0.17.0.pre3"
+  LIBV8_NODE_VERSION = "~> 22.7.0.4"
 end

test/test_multithread.rb

@@ -0,0 +1,76 @@
+# use bundle exec to run this script
+#
+require 'securerandom'
+
+
+    context = nil
+
+    Thread.new do
+      require "mini_racer"
+      context = MiniRacer::Context.new
+    end.join
+
+    Thread.new do
+      context.isolate.low_memory_notification
+
+      start_heap = context.heap_stats[:used_heap_size]
+
+      context.eval("'#{"x" * 1_000_000_0}'")
+
+
+      end_heap = context.heap_stats[:used_heap_size]
+
+      p end_heap - start_heap
+    end.join
+
+    Thread.new do
+      10.times do
+        context.isolate.low_memory_notification
+      end
+      end_heap = context.heap_stats[:used_heap_size]
+      p end_heap
+    end.join
+    exit
+
+
+ctx = nil
+
+big_eval = +""
+
+(0..100).map do |j|
+  big_regex = (1..10000).map { |i| SecureRandom.hex }.join("|")
+  big_eval << "X[#{j}] = /#{big_regex}/;\n"
+end
+
+big_eval = <<~JS
+  const X = [];
+  #{big_eval}
+
+  function test(i, str) {
+    return X[i].test(str);
+  }
+
+  null;
+JS
+
+Thread
+  .new do
+    require "mini_racer"
+    ctx = MiniRacer::Context.new
+    ctx.eval("var a = 1+1")
+    ctx.eval(big_eval)
+  end
+  .join
+
+3.times { GC.start }
+
+
+Thread
+  .new do
+    10.times do
+      10.times { |i| p ctx.eval "test(#{i}, '#{SecureRandom.hex}')" }
+    end
+  end
+  .join
+
+GC.start