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50159: Tests for sysread, including 50101 regression

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Bart Schaefer 2022-05-01 11:56:28 -07:00
parent afbbde2828
commit cc264fb58b
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ChangeLog
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@ -1,3 +1,7 @@
2022-05-01 Bart Schaefer <schaefer@zsh.org>
* 50159: Test/V14system.ztst: Tests for sysread
2022-04-30 Bart Schaefer <schaefer@zsh.org>
* unposted: Etc/BUGS: remove debian #924736, fixed since 5.8 by

66
Test/V14system.ztst
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@ -147,3 +147,69 @@ F:This timing test might fail due to process scheduling issues unrelated to zsh.
0:zsystem flock successful wait test, fractional seconds
?elapsed time seems OK
F:This timing test might fail due to process scheduling issues unrelated to zsh.
unset chars REPLY
print -n a few words | sysread -i 0 -c chars
ret=$?
print -- $chars x${REPLY}x
return ret
0:sysread default
>11 xa few wordsx
unset chars REPLY
sysread -i 9 -c chars
ret=$?
print -- $chars x${REPLY}x
return ret
2:sysread read error
>-1 xx
REPLY="say nothing"
sysread -i 9 -c chars
ret=$?
print -- $chars x${REPLY}x
return ret
2f:sysread read error
F:The value of $REPLY should be empty or unset when nothing is read?
>-1 xx
unset chars REPLY
print -n a few words | sysread -i 0 -o 9 -c chars
ret=$?
print -- $chars x${REPLY}x
return ret
3:sysread write error
>11 xx
sleep 3 | sysread -i 0 -t 1
4:sysread timeout
sysread -i 0 </dev/null
5:sysread end of file
unset chars oration
print -n a few words | sysread -i 0 -o 9 -c chars oration
ret=$?
print $chars x${oration}x $REPLY
return ret
3:regression test: sysread write error with both -o and a parameter
>11 xa few wordsx
unset chars oration
print a few words | sysread -i 0 -o 1 -c chars oration
ret=$?
print -- $chars x${oration}x $REPLY
return ret
0:regression test: sucessful sysread with both -o and a parameter
>a few words
>12 xx
oration="do not say these words"
print a few words | sysread -i 0 -o 1 -c chars oration
ret=$?
print -- $chars x${oration}x $REPLY
return ret
0f:successful sysread with both -o and a parameter
F:The value of $oration should be empty or unset when everything is written?
>a few words
>12 xx