nix/tests/functional/nar-access.sh
2024-10-30 08:27:06 -07:00

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#!/usr/bin/env bash
source common.sh
echo "building test path"
storePath="$(nix-build nar-access.nix -A a --no-out-link)"
cd "$TEST_ROOT"
# Dump path to nar.
narFile="$TEST_ROOT/path.nar"
nix-store --dump "$storePath" > "$narFile"
# Check that find and nar ls match.
( cd "$storePath"; find . | sort ) > files.find
nix nar ls -R -d "$narFile" "" | sort > files.ls-nar
diff -u files.find files.ls-nar
# Check that file contents of data match.
nix nar cat "$narFile" /foo/data > data.cat-nar
diff -u data.cat-nar "$storePath/foo/data"
# Check that file contents of baz match.
nix nar cat "$narFile" /foo/baz > baz.cat-nar
diff -u baz.cat-nar "$storePath/foo/baz"
nix store cat "$storePath/foo/baz" > baz.cat-nar
diff -u baz.cat-nar "$storePath/foo/baz"
TODO_NixOS
# Check that 'nix store cat' fails on invalid store paths.
invalidPath="$(dirname "$storePath")/99999999999999999999999999999999-foo"
cp -r "$storePath" "$invalidPath"
expect 1 nix store cat "$invalidPath/foo/baz"
# Test --json.
diff -u \
<(nix nar ls --json "$narFile" / | jq -S) \
<(echo '{"type":"directory","entries":{"foo":{},"foo-x":{},"qux":{},"zyx":{}}}' | jq -S)
diff -u \
<(nix nar ls --json -R "$narFile" /foo | jq -S) \
<(echo '{"type":"directory","entries":{"bar":{"type":"regular","size":0,"narOffset":368},"baz":{"type":"regular","size":0,"narOffset":552},"data":{"type":"regular","size":58,"narOffset":736}}}' | jq -S)
diff -u \
<(nix nar ls --json -R "$narFile" /foo/bar | jq -S) \
<(echo '{"type":"regular","size":0,"narOffset":368}' | jq -S)
diff -u \
<(nix store ls --json "$storePath" | jq -S) \
<(echo '{"type":"directory","entries":{"foo":{},"foo-x":{},"qux":{},"zyx":{}}}' | jq -S)
diff -u \
<(nix store ls --json -R "$storePath/foo" | jq -S) \
<(echo '{"type":"directory","entries":{"bar":{"type":"regular","size":0},"baz":{"type":"regular","size":0},"data":{"type":"regular","size":58}}}' | jq -S)
diff -u \
<(nix store ls --json -R "$storePath/foo/bar"| jq -S) \
<(echo '{"type":"regular","size":0}' | jq -S)
# Test missing files.
expect 1 nix store ls --json -R "$storePath/xyzzy" 2>&1 | grep 'does not exist'
expect 1 nix store ls "$storePath/xyzzy" 2>&1 | grep 'does not exist'
# Test failure to dump.
if nix-store --dump "$storePath" >/dev/full ; then
echo "dumping to /dev/full should fail"
exit 1
fi