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Test hash rewriting

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This commit is contained in:
Eelco Dolstra 2012-09-11 19:10:11 -04:00
parent 5e2ffd0b8a
commit 1f7901ec3b
1 changed files with 20 additions and 4 deletions
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24
tests/multiple-outputs.sh
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@ -15,7 +15,7 @@ grep -q 'multiple-outputs-a.drv",\["first","second"\]' $drvPath
grep -q 'multiple-outputs-b.drv",\["out"\]' $drvPath grep -q 'multiple-outputs-b.drv",\["out"\]' $drvPath
# While we're at it, test the ‘unsafeDiscardOutputDependency’ primop. # While we're at it, test the ‘unsafeDiscardOutputDependency’ primop.
outPath=$(nix-build multiple-outputs.nix -A d) outPath=$(nix-build multiple-outputs.nix -A d --no-out-link)
drvPath=$(cat $outPath/drv) drvPath=$(cat $outPath/drv)
outPath=$(nix-store -q $drvPath) outPath=$(nix-store -q $drvPath)
! [ -e "$outPath" ] ! [ -e "$outPath" ]
@ -23,17 +23,33 @@ outPath=$(nix-store -q $drvPath)
# Do a build of something that depends on a derivation with multiple # Do a build of something that depends on a derivation with multiple
# outputs. # outputs.
echo "building b..." echo "building b..."
outPath=$(nix-build multiple-outputs.nix -A b) outPath=$(nix-build multiple-outputs.nix -A b --no-out-link)
echo "output path is $outPath" echo "output path is $outPath"
[ "$(cat "$outPath"/file)" = "success" ] [ "$(cat "$outPath"/file)" = "success" ]
# Test nix-build on a derivation with multiple outputs.
nix-build multiple-outputs.nix -A a -o $TEST_ROOT/result
[ "$(cat $TEST_ROOT/result-first/file)" = "first" ]
[ "$(cat $TEST_ROOT/result-second/file)" = "second" ]
[ "$(cat $TEST_ROOT/result-second/link/file)" = "first" ]
hash1=$(nix-store -q --hash $TEST_ROOT/result-second)
# Delete one of the outputs and rebuild it. This will cause a hash
# rewrite.
nix-store --delete $TEST_ROOT/result-second --ignore-liveness
nix-build multiple-outputs.nix -A a -o $TEST_ROOT/result
[ "$(cat $TEST_ROOT/result-second/file)" = "second" ]
[ "$(cat $TEST_ROOT/result-second/link/file)" = "first" ]
hash2=$(nix-store -q --hash $TEST_ROOT/result-second)
[ "$hash1" = "$hash2" ]
# Make sure that nix-build works on derivations with multiple outputs. # Make sure that nix-build works on derivations with multiple outputs.
echo "building a.first..." echo "building a.first..."
nix-build multiple-outputs.nix -A a.first nix-build multiple-outputs.nix -A a.first --no-out-link
# Cyclic outputs should be rejected. # Cyclic outputs should be rejected.
echo "building cyclic..." echo "building cyclic..."
if nix-build multiple-outputs.nix -A cyclic; then if nix-build multiple-outputs.nix -A cyclic --no-out-link; then
echo "Cyclic outputs incorrectly accepted!" echo "Cyclic outputs incorrectly accepted!"
exit 1 exit 1
fi fi