mirror of
git://git.code.sf.net/p/zsh/code
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166 lines
2.8 KiB
Plaintext
166 lines
2.8 KiB
Plaintext
# Test control commands for loops and functions.
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%test
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fn3() { return $1; print Error }
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fn2() { fn3 $1 }
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fn() {
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print start $1
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fn2 $1
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return
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print Error
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}
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for val in -1 0 1 255; do
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fn $val; print $?
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done
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0:Passing of return values back through functions
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>start -1
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>-1
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>start 0
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>0
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>start 1
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>1
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>start 255
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>255
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$ZTST_testdir/../Src/zsh -fc 'fn() {
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continue
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}
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fn'
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1:continue outside loop
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?fn:continue:1: not in while, until, select, or repeat loop
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for outer in 0 1 2 3; do
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print outer $outer
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for inner in 0 1 2 3; do
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print inner $inner
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continue $(( (outer & 1) ? 2 : 1 ))
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print error
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done
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print outer end
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done
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0:continue with valid argument
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>outer 0
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>inner 0
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>inner 1
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>inner 2
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>inner 3
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>outer end
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>outer 1
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>inner 0
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>outer 2
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>inner 0
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>inner 1
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>inner 2
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>inner 3
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>outer end
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>outer 3
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>inner 0
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for outer in 0 1; do
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continue 0
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print -- $outer got here, status $?
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done
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1:continue error case 0
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?(eval):continue:2: argument is not positive: 0
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for outer in 0 1; do
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continue -1
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print -- $outer got here, status $?
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done
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1:continue error case -1
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?(eval):continue:2: argument is not positive: -1
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fn() {
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break
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}
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for outer in 0 1; do
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print $outer
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fn
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done
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0:break from within function (this is a feature, I disovered)
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>0
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for outer in 0 1 2 3; do
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print outer $outer
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for inner in 0 1 2 3; do
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print inner $inner
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break $(( (outer & 1) ? 2 : 1 ))
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print error
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done
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print outer end
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done
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0:break with valid argument
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>outer 0
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>inner 0
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>outer end
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>outer 1
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>inner 0
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for outer in 0 1; do
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break 0
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print -- $outer got here, status $?
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done
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1:break error case 0
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?(eval):break:2: argument is not positive: 0
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for outer in 0 1; do
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break -1
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print -- $outer got here, status $?
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done
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1:break error case -1
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?(eval):break:2: argument is not positive: -1
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false
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for x in; do
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print nothing executed
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done
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0:Status 0 from for with explicit empty list
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set --
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false
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for x; do
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print nothing executed
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done
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0:Status 0 from for with implicit empty list
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(exit 2)
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for x in 1 2; do
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print $?
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done
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0:Status from previous command propagated into for loop
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>2
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>0
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false
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for x in $(echo 1 2; (exit 3)); do
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print $?
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done
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0:Status from expansion propagated into for loop
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>3
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>0
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false
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for x in $(exit 4); do
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print not executed
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done
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0:Status from expansion not propagated after unexecuted for loop
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false
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for x in NonExistentFilePrefix*(N); do
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print not executed, either
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done
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0:Status from before for loop not propagated if empty after expansion
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for x in $(echo 1; false); do
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done
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0:Status reset by empty list in for loop
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false
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for x in $(echo 1; false); do
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echo $?
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(exit 4)
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done
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4:Last status from loop body is kept even with other funny business going on
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>1
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