chore: import upstream snapshot with attribution

debug/log/memory/memory_test.go

@@ -0,0 +1,32 @@
+package memory
+
+import (
+	"reflect"
+	"testing"
+
+	"go-micro.dev/v6/debug/log"
+)
+
+func TestLogger(t *testing.T) {
+	// set size to some value
+	size := 100
+	// override the global logger
+	lg := NewLog(log.Size(size))
+	// make sure we have the right size of the logger ring buffer
+	if lg.(*memoryLog).Size() != size {
+		t.Errorf("expected buffer size: %d, got: %d", size, lg.(*memoryLog).Size())
+	}
+
+	// Log some cruft
+	lg.Write(log.Record{Message: "foobar"})
+	lg.Write(log.Record{Message: "foo bar"})
+
+	// Check if the logs are stored in the logger ring buffer
+	expected := []string{"foobar", "foo bar"}
+	entries, _ := lg.Read(log.Count(len(expected)))
+	for i, entry := range entries {
+		if !reflect.DeepEqual(entry.Message, expected[i]) {
+			t.Errorf("expected %s, got %s", expected[i], entry.Message)
+		}
+	}
+}