filename test

utils/filename_test.go

@@ -0,0 +1,42 @@
+package utils
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestSanitizeFileName(t *testing.T) {
+	tests := []struct {
+		input    string
+		expected string
+	}{
+		// Basic cases
+		{"normal_filename.txt", "normal_filename.txt"},
+		{"filename with spaces.txt", "filename with spaces.txt"},
+		// Invalid characters
+		{"file*name?.txt", "file_name_.txt"},
+		{"<>:\"/\\|?*\x00-\x1F", "__________-_"},
+		// Trailing periods and spaces
+		{"filename.", "filename"},
+		{"filename   ", "filename"},
+		{"filename.  ", "filename"},
+		// Combination
+		{"inva?lid:fi*le|name.txt", "inva_lid_fi_le_name.txt"},
+		// Unicode characters
+		{"ファイル名.txt", "ファイル名.txt"},
+		// Edge cases
+		{"", ""},
+		{".", ""},
+		{"   ", ""},
+		{"...", ""},
+		{"..filename..", "..filename"},
+	}
+
+	for _, test := range tests {
+		t.Run(test.input, func(t *testing.T) {
+			result := SanitizeFileName(test.input)
+			assert.Equal(t, test.expected, result, "SanitizeFileName(%q)", test.input)
+		})
+	}
+}