fetchGit: Add a test

This commit is contained in:
Eelco Dolstra 2017-11-03 13:33:50 +01:00
parent 0e77aa3982
commit 4dee01da7c
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6 changed files with 90 additions and 2 deletions

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@ -76,6 +76,9 @@ let
[ curl
bzip2 xz brotli
openssl pkgconfig sqlite boehmgc
# Tests
git
mercurial
]
++ lib.optional stdenv.isLinux libseccomp

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@ -25,6 +25,7 @@ with import ./release-common.nix { inherit pkgs; };
perlPackages.DBDSQLite
# Tests
git
mercurial
]
++ lib.optional stdenv.isLinux libseccomp;

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@ -72,7 +72,7 @@ HgInfo exportMercurial(ref<Store> store, const std::string & uri,
time_t now = time(0);
struct stat st;
if (stat(stampFile.c_str(), &st) != 0 ||
st.st_mtime < now - settings.tarballTtl)
st.st_mtime <= now - settings.tarballTtl)
{
/* Except that if this is a commit hash that we already have,
we don't have to pull again. */

83
tests/fetchGit.sh Normal file
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@ -0,0 +1,83 @@
source common.sh
if [[ -z $(type -p git) ]]; then
echo "Git not installed; skipping Git tests"
exit 0
fi
clearStore
repo=$TEST_ROOT/git
rm -rf $repo ${repo}-tmp $TEST_HOME/.cache/nix/git
git init $repo
git -C $repo config user.email "foobar@example.com"
git -C $repo config user.name "Foobar"
echo utrecht > $repo/hello
git -C $repo add hello
git -C $repo commit -m 'Bla1'
rev1=$(git -C $repo rev-parse HEAD)
echo world > $repo/hello
git -C $repo commit -m 'Bla2' -a
rev2=$(git -C $repo rev-parse HEAD)
# Fetch the default branch.
path=$(nix eval --raw "(builtins.fetchGit file://$repo).outPath")
[[ $(cat $path/hello) = world ]]
# Fetch using an explicit revision hash.
path2=$(nix eval --raw "(builtins.fetchGit { url = file://$repo; rev = \"$rev2\"; }).outPath")
[[ $path = $path2 ]]
# Fetch again. This should be cached.
mv $repo ${repo}-tmp
path2=$(nix eval --raw "(builtins.fetchGit file://$repo).outPath")
[[ $path = $path2 ]]
[[ $(nix eval "(builtins.fetchGit file://$repo).revCount") = 2 ]]
[[ $(nix eval --raw "(builtins.fetchGit file://$repo).rev") = $rev2 ]]
# But with TTL 0, it should fail.
(! nix eval --tarball-ttl 0 "(builtins.fetchGit file://$repo)" -vvvvv)
# Fetching with a explicit hash should succeed.
path2=$(nix eval --tarball-ttl 0 --raw "(builtins.fetchGit { url = file://$repo; rev = \"$rev2\"; }).outPath")
[[ $path = $path2 ]]
path2=$(nix eval --tarball-ttl 0 --raw "(builtins.fetchGit { url = file://$repo; rev = \"$rev1\"; }).outPath")
[[ $(cat $path2/hello) = utrecht ]]
mv ${repo}-tmp $repo
# Using a clean working tree should produce the same result.
path2=$(nix eval --raw "(builtins.fetchGit $repo).outPath")
[[ $path = $path2 ]]
# Using an unclean tree should yield the tracked but uncommitted changes.
echo foo > $repo/foo
echo bar > $repo/bar
git -C $repo add foo
git -C $repo rm hello
path2=$(nix eval --raw "(builtins.fetchGit $repo).outPath")
[ ! -e $path2/hello ]
[ ! -e $path2/bar ]
[[ $(cat $path2/foo) = foo ]]
[[ $(nix eval --raw "(builtins.fetchGit $repo).rev") = 0000000000000000000000000000000000000000 ]]
# ... unless we're using an explicit ref or rev.
path3=$(nix eval --raw "(builtins.fetchGit { url = $repo; ref = \"master\"; }).outPath")
[[ $path = $path3 ]]
path3=$(nix eval --raw "(builtins.fetchGit { url = $repo; rev = \"$rev2\"; }).outPath")
[[ $path = $path3 ]]
# Committing should not affect the store path.
git -C $repo commit -m 'Bla3' -a
path4=$(nix eval --tarball-ttl 0 --raw "(builtins.fetchGit file://$repo).outPath")
[[ $path2 = $path4 ]]

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@ -42,7 +42,7 @@ path2=$(nix eval --raw "(builtins.fetchMercurial file://$repo).outPath")
[[ $(nix eval --raw "(builtins.fetchMercurial file://$repo).rev") = $rev2 ]]
# But with TTL 0, it should fail.
(! nix eval --tarball-ttl 0 --raw "(builtins.fetchMercurial file://$repo)")
(! nix eval --tarball-ttl 0 "(builtins.fetchMercurial file://$repo)")
# Fetching with a explicit hash should succeed.
path2=$(nix eval --tarball-ttl 0 --raw "(builtins.fetchMercurial { url = file://$repo; rev = \"$rev2\"; }).outPath")

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@ -16,6 +16,7 @@ nix_tests = \
build-remote.sh \
nar-index.sh \
structured-attrs.sh \
fetchGit.sh \
fetchMercurial.sh
# parallel.sh