Add unit test

src/internal/events/events_signal_unix_test.go

@@ -0,0 +1,46 @@
+package events
+
+import (
+	"os"
+	"os/signal"
+	"testing"
+	"time"
+
+	"github.com/alcionai/corso/src/internal/tester"
+	"github.com/armon/go-metrics"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/suite"
+)
+
+type EventsSignalUnitSuite struct {
+	tester.Suite
+}
+
+func TestEventsSignalUnitSuite(t *testing.T) {
+	suite.Run(t, &EventsSignalUnitSuite{Suite: tester.NewUnitSuite(t)})
+}
+
+func (suite *EventsSignalUnitSuite) TestSignalDump() {
+	ctx, flush := tester.NewContext()
+	defer flush()
+	var (
+		t = suite.T()
+	)
+
+	sigCh := make(chan os.Signal, 1)
+	signal.Notify(sigCh, metrics.DefaultSignal)
+
+	go func() {
+		signalDump(ctx)
+	}()
+
+	select {
+	case sig := <-sigCh:
+		assert.Equal(t, metrics.DefaultSignal, sig, "received wrong signal")
+
+	case <-time.After(1 * time.Second):
+		assert.Fail(t, "timeout waiting for signal")
+	}
+
+	signal.Stop(sigCh)
+}