nix-super/tests/nixos/fetch-git/test-cases/shallow-ignore-ref/default.nix

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{
description = "ensure that ref gets ignored when shallow=true is set";
script = ''
# create branch1 off of main
client.succeed(f"""
echo chiang-mai > {repo.path}/thailand \
&& {repo.git} add thailand \
&& {repo.git} commit -m 'commit1' \
\
&& {repo.git} checkout -b branch1 main \
&& echo bangkok > {repo.path}/thailand \
&& {repo.git} add thailand \
&& {repo.git} commit -m 'commit2' \
\
&& {repo.git} push origin --all
""")
# save the revisions
mainRev = client.succeed(f"""
{repo.git} rev-parse main
""").strip()
branch1Rev = client.succeed(f"""
{repo.git} rev-parse branch1
""").strip()
# Ensure that ref gets ignored when fetching shallowly.
# This would fail if the ref was respected, as branch1Rev is not on main.
client.succeed(f"""
nix eval --impure --raw --expr '
(builtins.fetchGit {{
url = "{repo.remote}";
rev = "{branch1Rev}";
ref = "main";
shallow = true;
}})
'
""")
'';
}