Remove blank lines

2019-12-29 11:18:26 -07:00
parent 1aadfc65b6
commit 8c7f52eb70
2 changed files with 39 additions and 0 deletions
--- a/rss/item_test.go
+++ b/rss/item_test.go
@@ -3,6 +3,7 @@ package rss
 import (
 	"fmt"
 	"net/http"
+	"strings"
 	"testing"

 	"github.com/mmcdole/gofeed"
@@ -75,3 +76,32 @@ func TestRSSItemNewEncodeDecode(t *testing.T) {
 		t.Fatal(err)
 	}
 }
+
+func TestClearBlankLines(t *testing.T) {
+	cases := map[string]struct {
+		in       string
+		outLines int
+	}{
+		"remove with and without whitespace": {
+			in: `<html>
+<head>
+   <script>something</script>
+   <style>body{hello:"blue";}</style>
+</head>
+<body>
+<br>
+<br>
+   <br>  
+</body>
+         </html>`,
+			outLines: 8,
+		},
+	}
+
+	for name, c := range cases {
+		out := clearBlankLines(c.in)
+		if v := len(strings.Split(out, "\n")); v != c.outLines {
+			t.Errorf("%v: want %v lines, got %v from %q: %q", name, c.outLines, v, c.in, out)
+		}
+	}
+}