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reporoot_test.go

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package main

import (

"os"

"path/filepath"

"testing"

"github.com/github/gh-actions-lock/internal/ghapi/httpmock"

"github.com/stretchr/testify/assert"

"github.com/stretchr/testify/require"

)

// A partial checkout without .git, with a `$/` composite outside .github,

// relocks only when GH_ACTIONS_LOCK_REPO_ROOT names the root.

func TestRun_RepoRootEnvWithoutGit(t *testing.T) {

tests := []struct {

name string

root string // "abs" uses the temp dir path; anything else is used verbatim

wantErr string

}{

{name: "absolute root locks composite deps", root: "abs"},

{name: "relative root equal to cwd locks composite deps", root: "."},

{name: "env unset fails without .git", wantErr: "not in a git repository"},

}

for _, tt := range tests {

t.Run(tt.name, func(t *testing.T) {

dir := t.TempDir()

write := func(rel, content string) {

full := filepath.Join(dir, rel)

require.NoError(t, os.MkdirAll(filepath.Dir(full), 0o755))

require.NoError(t, os.WriteFile(full, []byte(content), 0o600))

}

write("tools/act/action.yml",

"runs:\n using: composite\n steps:\n - uses: actions/setup-go@v5.0.0\n")

write(".github/workflows/ci.yml",

"name: ci\non: push\njobs:\n b:\n runs-on: ubuntu-latest\n steps:\n - uses: $/tools/act\n")

t.Chdir(dir)

t.Setenv("GH_ACTIONS_LOCK_REPO_ROOT", "")

switch tt.root {

case "abs":

// On macOS t.TempDir is under /var while the cwd resolves to

// /private/var, so this also covers symlink-equivalent paths.

t.Setenv("GH_ACTIONS_LOCK_REPO_ROOT", dir)

case "":

default:

t.Setenv("GH_ACTIONS_LOCK_REPO_ROOT", tt.root)

}

reg := &httpmock.Registry{}

registerSetupGo(reg)

_, stderr, err := runCommandWithHTTP(t, reg)

if tt.wantErr != "" {

require.Error(t, err)

assert.Contains(t, err.Error()+stderr, tt.wantErr)

return

}

require.NoError(t, err, stderr)

assert.Contains(t, readTempLockfilePins(t), "'actions/setup-go@v5.0.0'")

})

}

}