feat: add new logger

2026-05-09 13:58:11 +00:00 · 2026-05-07 19:14:05 +03:00
parent 6602b52f85
commit cc357f35ef
2 changed files with 330 additions and 0 deletions
@@ -0,0 +1,173 @@
+package logger_test
+
+import (
+	"bytes"
+	"encoding/json"
+	"testing"
+
+	"github.com/rs/zerolog"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"github.com/tinyauthapp/tinyauth/internal/model"
+	"github.com/tinyauthapp/tinyauth/internal/utils/logger"
+)
+
+func TestLogger(t *testing.T) {
+	type testCase struct {
+		description string
+		run         func(t *testing.T)
+	}
+
+	tests := []testCase{
+		{
+			description: "Should create a simple logger with the expected config",
+			run: func(t *testing.T) {
+				l := logger.NewLogger().WithSimpleConfig()
+				l.Init()
+
+				cfg := l.GetConfig()
+
+				assert.Equal(t, cfg, model.LogConfig{
+					Level: "info",
+					Json:  false,
+					Streams: model.LogStreams{
+						HTTP:  model.LogStreamConfig{Enabled: true},
+						App:   model.LogStreamConfig{Enabled: true},
+						Audit: model.LogStreamConfig{Enabled: false},
+					},
+				})
+			},
+		},
+		{
+			description: "Should create a test logger with the expected config",
+			run: func(t *testing.T) {
+				l := logger.NewLogger().WithTestConfig()
+				l.Init()
+
+				cfg := l.GetConfig()
+
+				assert.Equal(t, cfg, model.LogConfig{
+					Level: "trace",
+					Json:  false,
+					Streams: model.LogStreams{
+						HTTP:  model.LogStreamConfig{Enabled: true},
+						App:   model.LogStreamConfig{Enabled: true},
+						Audit: model.LogStreamConfig{Enabled: true},
+					},
+				})
+			},
+		},
+		{
+			description: "Should create a logger with a custom config",
+			run: func(t *testing.T) {
+				customCfg := model.LogConfig{
+					Level: "debug",
+					Json:  true,
+					Streams: model.LogStreams{
+						HTTP:  model.LogStreamConfig{Enabled: false},
+						App:   model.LogStreamConfig{Enabled: true},
+						Audit: model.LogStreamConfig{Enabled: false},
+					},
+				}
+
+				l := logger.NewLogger().WithConfig(customCfg)
+				l.Init()
+
+				cfg := l.GetConfig()
+
+				assert.Equal(t, cfg, customCfg)
+			},
+		},
+		{
+			description: "Default logger should use error type and log json",
+			run: func(t *testing.T) {
+				buf := bytes.Buffer{}
+
+				l := logger.NewLogger().WithWriter(&buf)
+				l.Init()
+
+				cfg := l.GetConfig()
+
+				assert.Equal(t, cfg, model.LogConfig{
+					Level: "error",
+					Json:  true,
+					Streams: model.LogStreams{
+						HTTP:  model.LogStreamConfig{Enabled: true},
+						App:   model.LogStreamConfig{Enabled: true},
+						Audit: model.LogStreamConfig{Enabled: false},
+					},
+				})
+
+				l.App.Error().Msg("test")
+
+				var entry map[string]any
+				err := json.Unmarshal(buf.Bytes(), &entry)
+				require.NoError(t, err)
+
+				assert.Equal(t, "test", entry["message"])
+				assert.Equal(t, "app", entry["stream"])
+				assert.Equal(t, "error", entry["level"])
+				assert.NotEmpty(t, entry["time"])
+			},
+		},
+		{
+			description: "Should default to error level if an invalid level is provided",
+			run: func(t *testing.T) {
+				buf := bytes.Buffer{}
+
+				customCfg := model.LogConfig{
+					Level: "invalid",
+					Json:  false,
+					Streams: model.LogStreams{
+						HTTP:  model.LogStreamConfig{Enabled: true},
+						App:   model.LogStreamConfig{Enabled: true},
+						Audit: model.LogStreamConfig{Enabled: false},
+					},
+				}
+
+				l := logger.NewLogger().WithConfig(customCfg).WithWriter(&buf)
+				l.Init()
+
+				assert.Equal(t, zerolog.ErrorLevel, l.App.GetLevel())
+				assert.Equal(t, zerolog.ErrorLevel, l.HTTP.GetLevel())
+
+				// should not get logged
+				l.AuditLoginFailure("test", "test", "test", "test")
+
+				assert.Empty(t, buf.String())
+			},
+		},
+		{
+			description: "Should use nop logger for disabled streams",
+			run: func(t *testing.T) {
+				buf := bytes.Buffer{}
+
+				customCfg := model.LogConfig{
+					Level: "info",
+					Json:  false,
+					Streams: model.LogStreams{
+						HTTP:  model.LogStreamConfig{Enabled: false},
+						App:   model.LogStreamConfig{Enabled: true},
+						Audit: model.LogStreamConfig{Enabled: false},
+					},
+				}
+
+				l := logger.NewLogger().WithConfig(customCfg).WithWriter(&buf)
+				l.Init()
+
+				assert.Equal(t, zerolog.Disabled, l.HTTP.GetLevel())
+
+				l.App.Info().Msg("test")
+
+				l.AuditLoginFailure("test", "test", "test", "test")
+
+				assert.NotEmpty(t, buf.String())
+				assert.Equal(t, 119, buf.Len()) // it's the length of the test log entry
+			},
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.description, test.run)
+	}
+}