Refactor the code to use more modular and testable approach.

cmd/utils/logging_test.go

@@ -0,0 +1,53 @@
+package utils
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestInitLogger(t *testing.T) {
+	// Test with debug mode enabled
+	logger := InitLogger(true)
+	assert.NotNil(t, logger, "Logger should not be nil")
+	assert.NotNil(t, Logger, "Global logger should not be nil")
+
+	// Test with debug mode disabled
+	logger = InitLogger(false)
+	assert.NotNil(t, logger, "Logger should not be nil")
+	assert.NotNil(t, Logger, "Global logger should not be nil")
+}
+
+func TestLoggingFunctions(t *testing.T) {
+	// Initialize logger with debug mode
+	InitLogger(true)
+
+	// Just test that these don't panic
+	Debug("Debug message", map[string]interface{}{"key": "value"})
+	Info("Info message", map[string]interface{}{"key": "value"})
+	Error("Error message", map[string]interface{}{"key": "value"})
+	
+	// Skip testing Critical as it might call os.Exit
+	// Critical("Critical message", map[string]interface{}{"key": "value"})
+	
+	// Test passes if we get here without panicking
+	assert.True(t, true)
+}
+
+func TestLoggingWithNilLogger(t *testing.T) {
+	// Temporarily set logger to nil
+	oldLogger := Logger
+	Logger = nil
+	defer func() { Logger = oldLogger }()
+
+	// These should not panic
+	Debug("Debug message", map[string]interface{}{"key": "value"})
+	Info("Info message", map[string]interface{}{"key": "value"})
+	Error("Error message", map[string]interface{}{"key": "value"})
+	
+	// Skip testing Critical as it might call os.Exit
+	// Critical("Critical message", map[string]interface{}{"key": "value"})
+	
+	// Test passes if we get here without panicking
+	assert.True(t, true)
+}