30 lines
1.4 KiB
Bash
30 lines
1.4 KiB
Bash
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#! /bin/bash
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testMaybe() {
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assertEquals '(Just,1)' "$(maybe 1)"
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assertEquals '(Just,1)' "$(echo 1 | maybe)"
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assertEquals '(Nothing)' "$(maybe '')"
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assertEquals '(Nothing)' "$(maybe ' ')"
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assertEquals '(Nothing)' "$(maybe ' ' ' ' ' ')"
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assertEquals '(Nothing)' "$(echo | maybe)"
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assertEquals '(Just,1 2 3)' "$(maybe 1 2 3)"
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assertEquals '(Just,1 2 3)' "$(echo 1 2 3 | maybe)"
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}
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testMaybemap() {
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assertEquals '(Just,3)' "$(echo 1 | maybe | maybemap lambda a . 'echo $(( a + 1 ))' | maybemap lambda a . 'echo $(( a + 1 ))')"
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assertEquals '(Nothing)' "$(echo | maybe | maybemap lambda a . 'echo $(( a + 1 ))' | maybemap lambda a . 'echo $(( a + 1 ))')"
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assertEquals '(Nothing)' "$(echo 1 | maybe | maybemap lambda a . 'echo $(( a + 1 ))' | maybemap lambda a . 'echo')"
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assertEquals '(Nothing)' "$(echo 1 | maybe | maybemap lambda a . 'echo $(( a + 1 ))' | maybemap lambda a . 'echo' | maybemap lambda a . 'echo $(( a + 1 ))')"
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}
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testMaybevalue() {
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assertEquals 3 "$(echo 1 | maybe | maybemap lambda a . 'echo $(( a + 1 ))' | maybemap lambda a . 'echo $(( a + 1 ))' | maybevalue 0)"
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assertEquals 0 "$(echo | maybe | maybemap lambda a . 'echo $(( a + 1 ))' | maybemap lambda a . 'echo $(( a + 1 ))' | maybevalue 0)"
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assertEquals 'a b c' "$(echo | maybe | maybemap lambda a . 'echo $(( a + 1 ))' | maybemap lambda a . 'echo $(( a + 1 ))' | maybevalue a b c)"
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}
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. ./shunit2-init.sh
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