source common.sh if [[ -z $(type -p git) ]]; then echo "Git not installed; skipping flake tests" exit 99 fi clearStore rm -rf $TEST_HOME/.cache $TEST_HOME/.config registry=$TEST_ROOT/registry.json flake1Dir=$TEST_ROOT/flake1 flake2Dir=$TEST_ROOT/flake2 flake3Dir=$TEST_ROOT/flake3 flake4Dir=$TEST_ROOT/flake4 flake5Dir=$TEST_ROOT/flake5 flake7Dir=$TEST_ROOT/flake7 nonFlakeDir=$TEST_ROOT/nonFlake for repo in $flake1Dir $flake2Dir $flake3Dir $flake7Dir $nonFlakeDir; do rm -rf $repo $repo.tmp mkdir $repo git -C $repo init git -C $repo config user.email "foobar@example.com" git -C $repo config user.name "Foobar" done cat > $flake1Dir/flake.nix < $flake2Dir/flake.nix < $flake3Dir/flake.nix < $nonFlakeDir/README.md < $registry <> $flake1Dir/flake.nix git -C $flake1Dir commit -a -m 'Foo' hash2=$(nix flake info flake1 --json --refresh | jq -r .revision) [[ $hash1 != $hash2 ]] # Test 'nix build' on a flake. nix build -o $TEST_ROOT/result flake1#foo [[ -e $TEST_ROOT/result/hello ]] # Test defaultPackage. nix build -o $TEST_ROOT/result flake1 [[ -e $TEST_ROOT/result/hello ]] nix build -o $TEST_ROOT/result $flake1Dir nix build -o $TEST_ROOT/result git+file://$flake1Dir # Check that store symlinks inside a flake are not interpreted as flakes. nix build -o $flake1Dir/result git+file://$flake1Dir nix path-info $flake1Dir/result # Building a flake with an unlocked dependency should fail in pure mode. (! nix build -o $TEST_ROOT/result flake2#bar --no-registries) (! nix eval --expr "builtins.getFlake \"$flake2Dir\"") # But should succeed in impure mode. (! nix build -o $TEST_ROOT/result flake2#bar --impure) nix build -o $TEST_ROOT/result flake2#bar --impure --no-write-lock-file # Building a local flake with an unlocked dependency should fail with --no-update-lock-file. nix build -o $TEST_ROOT/result $flake2Dir#bar --no-update-lock-file 2>&1 | grep 'requires lock file changes' # But it should succeed without that flag. nix build -o $TEST_ROOT/result $flake2Dir#bar --no-write-lock-file nix build -o $TEST_ROOT/result $flake2Dir#bar --no-update-lock-file 2>&1 | grep 'requires lock file changes' nix build -o $TEST_ROOT/result $flake2Dir#bar [[ -e $flake2Dir/flake.lock ]] git -C $flake2Dir add flake.lock git -C $flake2Dir commit flake.lock -m 'Add flake.lock' # Rerunning the build should not change the lockfile. nix build -o $TEST_ROOT/result $flake2Dir#bar [[ -z $(git -C $flake2Dir diff master) ]] # Building with a lockfile should not require a fetch of the registry. nix build -o $TEST_ROOT/result --flake-registry file:///no-registry.json $flake2Dir#bar --refresh nix build -o $TEST_ROOT/result --no-registries $flake2Dir#bar --refresh # Updating the flake should not change the lockfile. nix flake update $flake2Dir [[ -z $(git -C $flake2Dir diff master) ]] # Now we should be able to build the flake in pure mode. nix build -o $TEST_ROOT/result flake2#bar # Or without a registry. nix build -o $TEST_ROOT/result --no-registries git+file://$flake2Dir#bar --refresh # Test whether indirect dependencies work. nix build -o $TEST_ROOT/result $flake3Dir#xyzzy git -C $flake3Dir add flake.lock # Add dependency to flake3. rm $flake3Dir/flake.nix cat > $flake3Dir/flake.nix <&1 | grep 'unsupported edition' # Test whether registry caching works. nix flake list --flake-registry file://$registry | grep -q flake3 mv $registry $registry.tmp nix flake list --flake-registry file://$registry --refresh | grep -q flake3 mv $registry.tmp $registry # Test whether flakes are registered as GC roots for offline use. # FIXME: use tarballs rather than git. rm -rf $TEST_HOME/.cache nix-store --gc # get rid of copies in the store to ensure they get fetched to our git cache _NIX_FORCE_HTTP=1 nix build -o $TEST_ROOT/result git+file://$flake2Dir#bar mv $flake1Dir $flake1Dir.tmp mv $flake2Dir $flake2Dir.tmp nix-store --gc _NIX_FORCE_HTTP=1 nix build -o $TEST_ROOT/result git+file://$flake2Dir#bar _NIX_FORCE_HTTP=1 nix build -o $TEST_ROOT/result git+file://$flake2Dir#bar --refresh mv $flake1Dir.tmp $flake1Dir mv $flake2Dir.tmp $flake2Dir # Add nonFlakeInputs to flake3. rm $flake3Dir/flake.nix cat > $flake3Dir/flake.nix < \$out ''; }; }; } EOF cp ./config.nix $flake3Dir git -C $flake3Dir add flake.nix config.nix git -C $flake3Dir commit -m 'Add nonFlakeInputs' # Check whether `nix build` works with a lockfile which is missing a # nonFlakeInputs. nix build -o $TEST_ROOT/result $flake3Dir#sth git -C $flake3Dir add flake.lock git -C $flake3Dir commit -m 'Update nonFlakeInputs' nix build -o $TEST_ROOT/result flake3#fnord [[ $(cat $TEST_ROOT/result) = FNORD ]] # Check whether flake input fetching is lazy: flake3#sth does not # depend on flake2, so this shouldn't fail. rm -rf $TEST_HOME/.cache clearStore mv $flake2Dir $flake2Dir.tmp mv $nonFlakeDir $nonFlakeDir.tmp nix build -o $TEST_ROOT/result flake3#sth (! nix build -o $TEST_ROOT/result flake3#xyzzy) (! nix build -o $TEST_ROOT/result flake3#fnord) mv $flake2Dir.tmp $flake2Dir mv $nonFlakeDir.tmp $nonFlakeDir nix build -o $TEST_ROOT/result flake3#xyzzy flake3#fnord # Test doing multiple `lookupFlake`s nix build -o $TEST_ROOT/result flake4#xyzzy # Test 'nix flake update' and --override-flake. nix flake update $flake3Dir [[ -z $(git -C $flake3Dir diff master) ]] nix flake update $flake3Dir --recreate-lock-file --override-flake flake2 nixpkgs [[ ! -z $(git -C $flake3Dir diff master) ]] # Make branch "removeXyzzy" where flake3 doesn't have xyzzy anymore git -C $flake3Dir checkout -b removeXyzzy rm $flake3Dir/flake.nix cat > $flake3Dir/flake.nix < \$out ''; }; }; } EOF git -C $flake3Dir add flake.nix git -C $flake3Dir commit -m 'Remove packages.xyzzy' git -C $flake3Dir checkout master # Test whether fuzzy-matching works for IsAlias (! nix build -o $TEST_ROOT/result flake4/removeXyzzy#xyzzy) # Test whether fuzzy-matching works for IsGit (! nix build -o $TEST_ROOT/result flake4/removeXyzzy#xyzzy) nix build -o $TEST_ROOT/result flake4/removeXyzzy#sth # Testing the nix CLI nix flake add flake1 flake3 [[ $(nix flake list | wc -l) == 7 ]] nix flake pin flake1 [[ $(nix flake list | wc -l) == 7 ]] nix flake remove flake1 [[ $(nix flake list | wc -l) == 6 ]] # Test 'nix flake init'. (cd $flake7Dir && nix flake init) git -C $flake7Dir add flake.nix nix flake check $flake7Dir git -C $flake7Dir commit -m 'Initial' # Test 'nix flake clone'. rm -rf $TEST_ROOT/flake1-v2 nix flake clone flake1 --dest $TEST_ROOT/flake1-v2 [ -e $TEST_ROOT/flake1-v2/flake.nix ] # More 'nix flake check' tests. cat > $flake3Dir/flake.nix < $flake3Dir/flake.nix < $flake3Dir/flake.nix < $flake3Dir/flake.nix < $flake3Dir/flake.nix < $flake3Dir/flake.nix < $flake3Dir/flake.nix < $flake3Dir/flake.nix < $flake3Dir/flake.nix < $flake3Dir/flake.nix < $flake3Dir/flake.nix < $flake5Dir/flake.nix <&1 | grep 'NAR hash mismatch' # Test --override-input. git -C $flake3Dir reset --hard nix flake update $flake3Dir --override-input flake2/flake1 flake5 [[ $(jq .inputs.flake2.inputs.flake1.locked.url $flake3Dir/flake.lock) =~ flake5 ]] nix flake update $flake3Dir --override-input flake2/flake1 flake1 [[ $(jq -r .inputs.flake2.inputs.flake1.locked.rev $flake3Dir/flake.lock) =~ $hash2 ]] nix flake update $flake3Dir --override-input flake2/flake1 flake1/master/$hash1 [[ $(jq -r .inputs.flake2.inputs.flake1.locked.rev $flake3Dir/flake.lock) =~ $hash1 ]] # Test --update-input. nix flake update $flake3Dir [[ $(jq -r .inputs.flake2.inputs.flake1.locked.rev $flake3Dir/flake.lock) = $hash1 ]] nix flake update $flake3Dir --update-input flake2/flake1 [[ $(jq -r .inputs.flake2.inputs.flake1.locked.rev $flake3Dir/flake.lock) =~ $hash2 ]] # Test 'nix flake list-inputs'. [[ $(nix flake list-inputs $flake3Dir | wc -l) == 5 ]] nix flake list-inputs $flake3Dir --json | jq .