1 files changed, 59 insertions, 0 deletions
diff --git a/toolkit/modules/subprocess/test/xpcshell/data_test_script.py b/toolkit/modules/subprocess/test/xpcshell/data_test_script.py
new file mode 100644
index 0000000000..e1f5f5de93
--- /dev/null
+++ b/toolkit/modules/subprocess/test/xpcshell/data_test_script.py
@@ -0,0 +1,59 @@
+#!/usr/bin/env python3
+
+import os
+import signal
+import struct
+import sys
+
+
+def output(line, stream=sys.stdout, print_only=False):
+    if isinstance(line, str):
+        line = line.encode("utf-8", "surrogateescape")
+    if not print_only:
+        stream.buffer.write(struct.pack("@I", len(line)))
+    stream.buffer.write(line)
+    stream.flush()
+
+
+def echo_loop():
+    while True:
+        line = sys.stdin.buffer.readline()
+        if not line:
+            break
+
+        output(line)
+
+
+if sys.platform == "win32":
+    import msvcrt
+
+    msvcrt.setmode(sys.stderr.fileno(), os.O_BINARY)
+
+
+cmd = sys.argv[1]
+if cmd == "echo":
+    echo_loop()
+elif cmd == "exit":
+    sys.exit(int(sys.argv[2]))
+elif cmd == "env":
+    for var in sys.argv[2:]:
+        output(os.environ.get(var, "!"))
+elif cmd == "pwd":
+    output(os.path.abspath(os.curdir))
+elif cmd == "print_args":
+    for arg in sys.argv[2:]:
+        output(arg)
+elif cmd == "ignore_sigterm":
+    signal.signal(signal.SIGTERM, signal.SIG_IGN)
+
+    output("Ready")
+    while True:
+        try:
+            signal.pause()
+        except AttributeError:
+            import time
+
+            time.sleep(3600)
+elif cmd == "print":
+    output(sys.argv[2], stream=sys.stdout, print_only=True)
+    output(sys.argv[3], stream=sys.stderr, print_only=True)