Add some thread tests (and fix eval) (HaxeFoundation#7992)

* keep track of who owns a mutex

* factor out and fix Deque

* use a proper Deque for thread messaging

* turns out readMessage is actually static

* try to run some threads tests

* casing is important you dirty Windows peasant

* add Deque test

* disable Deque test for Java

* allow lock timeout

* use less threads because AppVeyor chokes

* don't run thread tests for now

tests/runci/Config.hx

@@ -19,6 +19,7 @@ class Config {
 	static public final serverDir = cwd + "server/";
 	static public final sourcemapsDir = cwd + "sourcemaps/";
 	static public final nullSafetyDir = cwd + "nullsafety/";
+	static public final threadsDir = cwd + "threads/";
 
 	static public final ci:Null<Ci> =
 		if (Sys.getEnv("TRAVIS") == "true")

tests/runci/targets/Java.hx

@@ -23,6 +23,10 @@ class Java {
 		runCommand("haxe", ["compile-java.hxml"]);
 		runCommand("java", ["-jar", "bin/java/Main-Debug.jar"]);
 
+		// changeDirectory(threadsDir);
+		// runCommand("haxe", ["build.hxml", "-java", "export/java"]);
+		// runCommand("java", ["-jar", "export/java/Main.jar"]);
+
 		infoMsg("Testing java-lib extras");
 		changeDirectory('$unitDir/bin');
 		runCommand("git", ["clone", "https://github.com/waneck/java-lib-tests.git", "--depth", "1"], true);

tests/runci/targets/Macro.hx

@@ -31,5 +31,8 @@ class Macro {
 		changeDirectory(sysDir);
 		runCommand("haxe", ["compile-macro.hxml"]);
 		runCommand("haxe", ["compile-each.hxml", "--run", "Main"]);
+
+		// changeDirectory(threadsDir);
+		// runCommand("haxe", ["build.hxml", "--interp"]);
 	}
 }

tests/runci/targets/Neko.hx

@@ -12,5 +12,9 @@ class Neko {
 		changeDirectory(sysDir);
 		runCommand("haxe", ["compile-neko.hxml"]);
 		runCommand("neko", ["bin/neko/sys.n"]);
+
+		// changeDirectory(threadsDir);
+		// runCommand("haxe", ["build.hxml", "-neko", "export/threads.n"]);
+		// runCommand("neko", ["export/threads.n"]);
 	}
 }