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"""Write to a handful of file descriptors, to test the childFDs= argument of
reactor.spawnProcess()
"""
import os, sys
debug = 0
if debug: stderr = os.fdopen(2, "w")
if debug: print >>stderr, "this is stderr"
abcd = os.read(0, 4)
if debug: print >>stderr, "read(0):", abcd
if abcd != "abcd":
sys.exit(1)
if debug: print >>stderr, "os.write(1, righto)"
os.write(1, "righto")
efgh = os.read(3, 4)
if debug: print >>stderr, "read(3):", efgh
if efgh != "efgh":
sys.exit(2)
if debug: print >>stderr, "os.close(4)"
os.close(4)
eof = os.read(5, 4)
if debug: print >>stderr, "read(5):", eof
if eof != "":
sys.exit(3)
if debug: print >>stderr, "os.write(1, closed)"
os.write(1, "closed")
if debug: print >>stderr, "sys.exit(0)"
sys.exit(0)
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