Maintenance: improve stream merging

internal/dns/logs_test.go

@@ -0,0 +1,49 @@
+package dns
+
+import (
+	"testing"
+
+	"github.com/qdm12/golibs/logging"
+	"github.com/stretchr/testify/assert"
+)
+
+func Test_processLogLine(t *testing.T) {
+	t.Parallel()
+	tests := map[string]struct {
+		s        string
+		filtered string
+		level    logging.Level
+	}{
+		"empty string":  {"", "", logging.InfoLevel},
+		"random string": {"asdasqdb", "asdasqdb", logging.InfoLevel},
+		"unbound notice": {
+			"[1594595249] unbound[75:0] notice: init module 0: validator",
+			"init module 0: validator",
+			logging.InfoLevel},
+		"unbound info": {
+			"[1594595249] unbound[75:0] info: init module 0: validator",
+			"init module 0: validator",
+			logging.InfoLevel},
+		"unbound warn": {
+			"[1594595249] unbound[75:0] warn: init module 0: validator",
+			"init module 0: validator",
+			logging.WarnLevel},
+		"unbound error": {
+			"[1594595249] unbound[75:0] error: init module 0: validator",
+			"init module 0: validator",
+			logging.ErrorLevel},
+		"unbound unknown": {
+			"[1594595249] unbound[75:0] BLA: init module 0: validator",
+			"BLA: init module 0: validator",
+			logging.InfoLevel},
+	}
+	for name, tc := range tests {
+		tc := tc
+		t.Run(name, func(t *testing.T) {
+			t.Parallel()
+			filtered, level := processLogLine(tc.s)
+			assert.Equal(t, tc.filtered, filtered)
+			assert.Equal(t, tc.level, level)
+		})
+	}
+}