test: add new handler test files for analytics, auth, kobo, library, progress, and sidecar

internal/handlers/sidecar_test.go

@@ -0,0 +1,68 @@
+package handlers
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestSanitizeFilename_NoChange(t *testing.T) {
+	tests := []struct {
+		name string
+	}{
+		{"simple_filename"},
+		{"file_name_123"},
+		{"Document"},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			result := sanitizeFilename(tt.name)
+			assert.Equal(t, tt.name, result)
+		})
+	}
+}
+
+func TestSanitizeFilename_ReplacesSpecialChars(t *testing.T) {
+	tests := []struct {
+		name     string
+		input    string
+		expected string
+	}{
+		{"slash", "file/name", "file_name"},
+		{"backslash", "file\\name", "file_name"},
+		{"colon", "file:name", "file_name"},
+		{"asterisk", "file*name", "file_name"},
+		{"question_mark", "file?name", "file_name"},
+		{"quotes", "file\"name", "file_name"},
+		{"less_than", "file<name", "file_name"},
+		{"greater_than", "file>name", "file_name"},
+		{"pipe", "file|name", "file_name"},
+		{"multiple_chars", "a/b\\c:d*e", "a_b_c_d_e"},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			result := sanitizeFilename(tt.input)
+			assert.Equal(t, tt.expected, result)
+		})
+	}
+}
+
+func TestSanitizeAll_Basic(t *testing.T) {
+	result := sanitizeAll("hello world", "o", "0")
+	assert.Equal(t, "hell0 w0rld", result)
+}
+
+func TestSanitizeAll_NoMatch(t *testing.T) {
+	result := sanitizeAll("hello", "x", "y")
+	assert.Equal(t, "hello", result)
+}
+
+func TestSanitizeAll_EmptyStrings(t *testing.T) {
+	result := sanitizeAll("", "a", "b")
+	assert.Equal(t, "", result)
+
+	result = sanitizeAll("test", "", "x")
+	assert.Equal(t, "test", result)
+}