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import sys
import subprocess
import time
in_child = False
if len(sys.argv) == 2:
assert sys.argv[1] == 'child', f"Unexpected argument: {sys.argv[1]}"
in_child = True
# pyi_splash must be should be always importable
import pyi_splash # noqa: E402
# Check module's guts to validate its state. Not for public use...
# Module must be marked as initialized, regardless of whether splash screen is active or suppressed.
assert pyi_splash._initialized, "Module is not marked as initialized!"
if in_child:
# IPC port must be zero
assert pyi_splash._ipc_port == 0, f"Unexpected IPC port value: {pyi_splash._ipc_port}"
# Connection must be left closed
assert pyi_splash._ipc_socket_closed, \
"Unexpected splash screen socket state - expected it to be closed, but it is open!"
else:
# IPC port must be valid
assert pyi_splash._ipc_port > 0, f"Unexpected IPC port value: {pyi_splash._ipc_port}"
# Connection must have been established
assert not pyi_splash._ipc_socket_closed, \
"Unexpected splash screen socket state - expected it to be open, but it is closed!"
# Test of public API
# is_alive() should reflect the actual status (True in parent, False in child process).
assert pyi_splash.is_alive() != in_child, "Unexpected splash screen status!"
# update_text() should either succeed or be a no-op. Most importantly, it should not raise an error when splash
# screen is suppressed.
pyi_splash.update_text("Updated text")
time.sleep(1)
# Same goes for close().
pyi_splash.close()
# After close, splash screen should be inactive (if it ever was active)
assert not pyi_splash.is_alive(), "Splash screen is not inactive!"
# If we are the parent process, spawn the child
if not in_child:
print("Spawning the child process...", file=sys.stderr)
subprocess.run([sys.executable, "child"], check=True)
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