tests: cover utils funcs

genius.go

@@ -32,8 +32,8 @@ func FetchLyrics(track Track) (string, error) {
 }
 
 func buildGeniusURL(track Track) string {
-	artist := cleanString(track.Artist)
-	title := cleanString(track.Title)
+	artist := CleanString(track.Artist)
+	title := CleanString(track.Title)
 
 	artistSlug := strings.ReplaceAll(artist, " ", "-")
 	titleSlug := strings.ReplaceAll(title, " ", "-")
@@ -57,7 +57,7 @@ func extractLyrics(rawHtml string) (string, error) {
 	lyrics := matches[1]
 	lyrics = html.UnescapeString(lyrics)
 	lyrics = strings.ReplaceAll(lyrics, "<br/>", "\n")
-	lyrics = removeHTMLTags(lyrics)
+	lyrics = RemoveHTMLTags(lyrics)
 
 	return lyrics, nil
 }

utils.go

@@ -5,7 +5,7 @@ import (
 	"strings"
 )
 
-func cleanString(s string) string {
+func CleanString(s string) string {
 	reg := regexp.MustCompile(`[^\w\s-]`)
 	s = reg.ReplaceAllString(s, "")
 
@@ -14,7 +14,7 @@ func cleanString(s string) string {
 	return s
 }
 
-func removeHTMLTags(htmlString string) string {
+func RemoveHTMLTags(htmlString string) string {
 	re := regexp.MustCompile(`<[^>]*>`)
 	return re.ReplaceAllString(htmlString, "")
 }

utils_test.go

@@ -0,0 +1,42 @@
+package main
+
+import (
+	"testing"
+)
+
+func TestCleanString(t *testing.T) {
+	testCases := []struct {
+		input    string
+		expected string
+	}{
+		{"Hello, World!", "Hello World"},
+		{"Hello-World123!", "Hello-World123"},
+		{"Special@Characters", "SpecialCharacters"},
+		{"   Trimmed Spaces   ", "Trimmed Spaces"},
+	}
+
+	for _, tc := range testCases {
+		result := CleanString(tc.input)
+		if result != tc.expected {
+			t.Errorf("expected '%s', got '%s'", tc.expected, result)
+		}
+	}
+}
+
+func TestRemoveHTMLTags(t *testing.T) {
+	testCases := []struct {
+		input    string
+		expected string
+	}{
+		{"<p>Hello, <b>World</b>!</p>", "Hello, World!"},
+		{"<div><p>Test</p></div>", "Test"},
+		{"<h1>Title</h1><p>Content</p>", "TitleContent"},
+	}
+
+	for _, tc := range testCases {
+		result := RemoveHTMLTags(tc.input)
+		if result != tc.expected {
+			t.Errorf("expected '%s', got '%s'", tc.expected, result)
+		}
+	}
+}