mirror of
https://github.com/NixOS/nix.git
synced 2024-11-27 01:02:34 +00:00
ca8caaec5e
This replaces the '(...)' installable syntax, which is not very discoverable. The downside is that you can't have multiple expressions or mix expressions and other installables.
141 lines
4.9 KiB
Bash
141 lines
4.9 KiB
Bash
source common.sh
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if [[ -z $(type -p git) ]]; then
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echo "Git not installed; skipping Git tests"
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exit 99
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fi
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clearStore
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repo=$TEST_ROOT/git
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export _NIX_FORCE_HTTP=1
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rm -rf $repo ${repo}-tmp $TEST_HOME/.cache/nix/gitv*
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git init $repo
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git -C $repo config user.email "foobar@example.com"
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git -C $repo config user.name "Foobar"
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echo utrecht > $repo/hello
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touch $repo/.gitignore
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git -C $repo add hello .gitignore
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git -C $repo commit -m 'Bla1'
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rev1=$(git -C $repo rev-parse HEAD)
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echo world > $repo/hello
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git -C $repo commit -m 'Bla2' -a
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rev2=$(git -C $repo rev-parse HEAD)
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# Fetch the default branch.
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path=$(nix eval --impure --raw --expr "(builtins.fetchGit file://$repo).outPath")
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[[ $(cat $path/hello) = world ]]
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# In pure eval mode, fetchGit without a revision should fail.
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[[ $(nix eval --impure --raw --expr "builtins.readFile (fetchGit file://$repo + \"/hello\")") = world ]]
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(! nix eval --raw --expr "builtins.readFile (fetchGit file://$repo + \"/hello\")")
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# Fetch using an explicit revision hash.
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path2=$(nix eval --raw --expr "(builtins.fetchGit { url = file://$repo; rev = \"$rev2\"; }).outPath")
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[[ $path = $path2 ]]
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# In pure eval mode, fetchGit with a revision should succeed.
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[[ $(nix eval --raw --expr "builtins.readFile (fetchGit { url = file://$repo; rev = \"$rev2\"; } + \"/hello\")") = world ]]
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# Fetch again. This should be cached.
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mv $repo ${repo}-tmp
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path2=$(nix eval --impure --raw --expr "(builtins.fetchGit file://$repo).outPath")
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[[ $path = $path2 ]]
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[[ $(nix eval --impure --expr "(builtins.fetchGit file://$repo).revCount") = 2 ]]
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[[ $(nix eval --impure --raw --expr "(builtins.fetchGit file://$repo).rev") = $rev2 ]]
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# Fetching with a explicit hash should succeed.
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path2=$(nix eval --tarball-ttl 0 --raw --expr "(builtins.fetchGit { url = file://$repo; rev = \"$rev2\"; }).outPath")
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[[ $path = $path2 ]]
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path2=$(nix eval --tarball-ttl 0 --raw --expr "(builtins.fetchGit { url = file://$repo; rev = \"$rev1\"; }).outPath")
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[[ $(cat $path2/hello) = utrecht ]]
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mv ${repo}-tmp $repo
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# Using a clean working tree should produce the same result.
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path2=$(nix eval --impure --raw --expr "(builtins.fetchGit $repo).outPath")
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[[ $path = $path2 ]]
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# Using an unclean tree should yield the tracked but uncommitted changes.
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mkdir $repo/dir1 $repo/dir2
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echo foo > $repo/dir1/foo
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echo bar > $repo/bar
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echo bar > $repo/dir2/bar
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git -C $repo add dir1/foo
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git -C $repo rm hello
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path2=$(nix eval --impure --raw --expr "(builtins.fetchGit $repo).outPath")
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[ ! -e $path2/hello ]
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[ ! -e $path2/bar ]
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[ ! -e $path2/dir2/bar ]
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[ ! -e $path2/.git ]
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[[ $(cat $path2/dir1/foo) = foo ]]
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[[ $(nix eval --impure --raw --expr "(builtins.fetchGit $repo).rev") = 0000000000000000000000000000000000000000 ]]
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# ... unless we're using an explicit ref or rev.
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path3=$(nix eval --impure --raw --expr "(builtins.fetchGit { url = $repo; ref = \"master\"; }).outPath")
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[[ $path = $path3 ]]
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path3=$(nix eval --raw --expr "(builtins.fetchGit { url = $repo; rev = \"$rev2\"; }).outPath")
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[[ $path = $path3 ]]
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# Committing should not affect the store path.
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git -C $repo commit -m 'Bla3' -a
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path4=$(nix eval --impure --tarball-ttl 0 --raw --expr "(builtins.fetchGit file://$repo).outPath")
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[[ $path2 = $path4 ]]
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# tarball-ttl should be ignored if we specify a rev
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echo delft > $repo/hello
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git -C $repo add hello
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git -C $repo commit -m 'Bla4'
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rev3=$(git -C $repo rev-parse HEAD)
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nix eval --tarball-ttl 3600 --expr "builtins.fetchGit { url = $repo; rev = \"$rev3\"; }" >/dev/null
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# Update 'path' to reflect latest master
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path=$(nix eval --impure --raw --expr "(builtins.fetchGit file://$repo).outPath")
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# Check behavior when non-master branch is used
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git -C $repo checkout $rev2 -b dev
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echo dev > $repo/hello
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# File URI uses 'master' unless specified otherwise
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path2=$(nix eval --impure --raw --expr "(builtins.fetchGit file://$repo).outPath")
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[[ $path = $path2 ]]
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# Using local path with branch other than 'master' should work when clean or dirty
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path3=$(nix eval --impure --raw --expr "(builtins.fetchGit $repo).outPath")
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# (check dirty-tree handling was used)
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[[ $(nix eval --impure --raw --expr "(builtins.fetchGit $repo).rev") = 0000000000000000000000000000000000000000 ]]
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# Committing shouldn't change store path, or switch to using 'master'
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git -C $repo commit -m 'Bla5' -a
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path4=$(nix eval --impure --raw --expr "(builtins.fetchGit $repo).outPath")
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[[ $(cat $path4/hello) = dev ]]
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[[ $path3 = $path4 ]]
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# Confirm same as 'dev' branch
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path5=$(nix eval --impure --raw --expr "(builtins.fetchGit { url = $repo; ref = \"dev\"; }).outPath")
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[[ $path3 = $path5 ]]
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# Nuke the cache
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rm -rf $TEST_HOME/.cache/nix/gitv2
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# Try again, but without 'git' on PATH
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NIX=$(command -v nix)
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# This should fail
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(! PATH= $NIX eval --impure --raw --expr "(builtins.fetchGit { url = $repo; ref = \"dev\"; }).outPath" )
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# Try again, with 'git' available. This should work.
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path5=$(nix eval --impure --raw --expr "(builtins.fetchGit { url = $repo; ref = \"dev\"; }).outPath")
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[[ $path3 = $path5 ]]
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