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|
package command
import (
"os"
"testing"
"github.com/stretchr/testify/require"
"gitlab.com/gitlab-org/gitlab-shell/v14/internal/config"
"gitlab.com/gitlab-org/labkit/correlation"
)
func TestSetup(t *testing.T) {
testCases := []struct {
name string
additionalEnv map[string]string
expectedCorrelationID string
}{
{
name: "no CORRELATION_ID in environment",
},
{
name: "CORRELATION_ID in environment",
additionalEnv: map[string]string{
"CORRELATION_ID": "abc123",
},
expectedCorrelationID: "abc123",
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
resetEnvironment := addAdditionalEnv(tc.additionalEnv)
defer resetEnvironment()
ctx, finished := Setup("foo", &config.Config{})
defer finished()
require.NotNil(t, ctx, "ctx is nil")
require.NotNil(t, finished, "finished is nil")
correlationID := correlation.ExtractFromContext(ctx)
require.NotEmpty(t, correlationID)
if tc.expectedCorrelationID != "" {
require.Equal(t, tc.expectedCorrelationID, correlationID)
}
clientName := correlation.ExtractClientNameFromContext(ctx)
require.Equal(t, "foo", clientName)
})
}
}
// addAdditionalEnv will configure additional environment values
// and return a deferrable function to reset the environment to
// it's original state after the test
func addAdditionalEnv(envMap map[string]string) func() {
prevValues := map[string]string{}
unsetValues := []string{}
for k, v := range envMap {
value, exists := os.LookupEnv(k)
if exists {
prevValues[k] = value
} else {
unsetValues = append(unsetValues, k)
}
os.Setenv(k, v)
}
return func() {
for k, v := range prevValues {
os.Setenv(k, v)
}
for _, k := range unsetValues {
os.Unsetenv(k)
}
}
}
|
