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export TEST_VAR=foo # for eval-okay-getenv.nix
nix-instantiate --eval -E 'builtins.trace "Hello" 123' 2>&1 | grep -q Hello
(! nix-instantiate --show-trace --eval -E 'builtins.addErrorContext "Hello" 123' 2>&1 | grep -q Hello)
nix-instantiate --show-trace --eval -E 'builtins.addErrorContext "Hello" (throw "Foo")' 2>&1 | grep -q Hello
set +x
fail=0
for i in lang/parse-fail-*.nix; do
echo "parsing $i (should fail)";
i=$(basename $i .nix)
if nix-instantiate --parse - < lang/$i.nix; then
echo "FAIL: $i shouldn't parse"
fail=1
fi
done
for i in lang/parse-okay-*.nix; do
echo "parsing $i (should succeed)";
i=$(basename $i .nix)
if ! nix-instantiate --parse - < lang/$i.nix > lang/$i.out; then
echo "FAIL: $i should parse"
fail=1
fi
done
for i in lang/eval-fail-*.nix; do
echo "evaluating $i (should fail)";
i=$(basename $i .nix)
if nix-instantiate --eval lang/$i.nix; then
echo "FAIL: $i shouldn't evaluate"
fail=1
fi
done
for i in lang/eval-okay-*.nix; do
echo "evaluating $i (should succeed)";
i=$(basename $i .nix)
if test -e lang/$i.exp; then
flags=
if test -e lang/$i.flags; then
flags=$(cat lang/$i.flags)
fi
if ! NIX_PATH=lang/dir3:lang/dir4 nix-instantiate $flags --eval --strict lang/$i.nix > lang/$i.out; then
echo "FAIL: $i should evaluate"
fail=1
elif ! diff lang/$i.out lang/$i.exp; then
echo "FAIL: evaluation result of $i not as expected"
fail=1
fi
fi
if test -e lang/$i.exp.xml; then
if ! nix-instantiate --eval --xml --no-location --strict \
lang/$i.nix > lang/$i.out.xml; then
echo "FAIL: $i should evaluate"
fail=1
elif ! cmp -s lang/$i.out.xml lang/$i.exp.xml; then
echo "FAIL: XML evaluation result of $i not as expected"
fail=1
fi
fi
done
exit $fail
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