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Factor out a bit more language testings infra

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Will be used in a second test after `lang.sh`.
This commit is contained in:
John Ericson 2024-06-23 15:33:45 -04:00
parent df068734ac
commit 490ca93cf8
7 changed files with 82 additions and 67 deletions
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88
tests/functional/characterisation-test-infra.sh Executable file
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@ -0,0 +1,88 @@
#!/usr/bin/env bash
# Test the function for lang.sh
source common.sh
source characterisation/framework.sh
# We are testing this, so don't want outside world to affect us.
unset _NIX_TEST_ACCEPT
# We'll only modify this in subshells so we don't need to reset it.
badDiff=0
# matches non-empty
echo Hi! > "$TEST_ROOT/got"
cp "$TEST_ROOT/got" "$TEST_ROOT/expected"
(
diffAndAcceptInner test "$TEST_ROOT/got" "$TEST_ROOT/expected"
(( "$badDiff" == 0 ))
)
# matches empty, non-existant file is the same as empty file
echo -n > "$TEST_ROOT/got"
(
diffAndAcceptInner test "$TEST_ROOT/got" "$TEST_ROOT/does-not-exist"
(( "$badDiff" == 0 ))
)
# doesn't matches non-empty, non-existant file is the same as empty file
echo Hi! > "$TEST_ROOT/got"
(
diffAndAcceptInner test "$TEST_ROOT/got" "$TEST_ROOT/does-not-exist"
(( "$badDiff" == 1 ))
)
# doesn't match, `badDiff` set, file unchanged
echo Hi! > "$TEST_ROOT/got"
echo Bye! > "$TEST_ROOT/expected"
(
diffAndAcceptInner test "$TEST_ROOT/got" "$TEST_ROOT/expected"
(( "$badDiff" == 1 ))
)
[[ "$(echo Bye! )" == $(< "$TEST_ROOT/expected") ]]
# _NIX_TEST_ACCEPT=1 matches non-empty
echo Hi! > "$TEST_ROOT/got"
cp "$TEST_ROOT/got" "$TEST_ROOT/expected"
(
_NIX_TEST_ACCEPT=1 diffAndAcceptInner test "$TEST_ROOT/got" "$TEST_ROOT/expected"
(( "$badDiff" == 0 ))
)
# _NIX_TEST_ACCEPT doesn't match, `badDiff=1` set, file changed (was previously non-empty)
echo Hi! > "$TEST_ROOT/got"
echo Bye! > "$TEST_ROOT/expected"
(
_NIX_TEST_ACCEPT=1 diffAndAcceptInner test "$TEST_ROOT/got" "$TEST_ROOT/expected"
(( "$badDiff" == 1 ))
)
[[ "$(echo Hi! )" == $(< "$TEST_ROOT/expected") ]]
# second time succeeds
(
diffAndAcceptInner test "$TEST_ROOT/got" "$TEST_ROOT/expected"
(( "$badDiff" == 0 ))
)
# _NIX_TEST_ACCEPT matches empty, non-existant file not created
echo -n > "$TEST_ROOT/got"
(
_NIX_TEST_ACCEPT=1 diffAndAcceptInner test "$TEST_ROOT/got" "$TEST_ROOT/does-not-exists"
(( "$badDiff" == 0 ))
)
[[ ! -f "$TEST_ROOT/does-not-exist" ]]
# _NIX_TEST_ACCEPT doesn't match, output empty, file deleted
echo -n > "$TEST_ROOT/got"
echo Bye! > "$TEST_ROOT/expected"
badDiff=0
(
_NIX_TEST_ACCEPT=1 diffAndAcceptInner test "$TEST_ROOT/got" "$TEST_ROOT/expected"
(( "$badDiff" == 1 ))
)
[[ ! -f "$TEST_ROOT/expected" ]]
# second time succeeds
(
diffAndAcceptInner test "$TEST_ROOT/got" "$TEST_ROOT/expected"
(( "$badDiff" == 0 ))
)