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//go:build linux && cgo && !agent
package sys
import (
"os"
"path/filepath"
"runtime"
"testing"
"github.com/stretchr/testify/require"
)
// NewTestOS returns a new OS instance initialized with test values.
func NewTestOS(t *testing.T) (*OS, func()) {
dir, err := os.MkdirTemp("", "incus-sys-os-test-")
require.NoError(t, err)
require.NoError(t, SetupTestCerts(dir))
cleanup := func() {
require.NoError(t, os.RemoveAll(dir))
}
os := &OS{
// FIXME: setting mock mode can be avoided once daemon tasks
// are fixed to exit gracefully. See daemon.go.
MockMode: true,
VarDir: dir,
CacheDir: filepath.Join(dir, "cache"),
LogDir: filepath.Join(dir, "log"),
RunDir: filepath.Join(dir, "run"),
}
_, err = os.Init()
require.NoError(t, err)
return os, cleanup
}
// SetupTestCerts populates the given test directory with server certificates.
//
// Since generating certificates is CPU intensive, they will be simply
// symlink'ed from the test/deps/ directory.
//
// FIXME: this function is exported because some tests use it
// directly. Eventually we should rework those tests to use NewTestOS
// instead.
func SetupTestCerts(dir string) error {
_, filename, _, _ := runtime.Caller(0)
deps := filepath.Join(filepath.Dir(filename), "..", "..", "..", "test", "deps")
for _, f := range []string{"server.crt", "server.key"} {
err := os.Symlink(filepath.Join(deps, f), filepath.Join(dir, f))
if err != nil {
return err
}
}
return nil
}
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