fix: parse tag list (#446)

server/tag_test.go

@@ -0,0 +1,39 @@
+package server
+
+import (
+	"testing"
+)
+
+func TestFindTagListFromMemoContent(t *testing.T) {
+	tests := []struct {
+		memoContent string
+		want        []string
+	}{
+		{
+			memoContent: "#tag1 ",
+			want:        []string{"tag1"},
+		},
+		{
+			memoContent: "#tag1 #tag2 ",
+			want:        []string{"tag1", "tag2"},
+		},
+		{
+			memoContent: "#tag1 #tag2 \n#tag3 ",
+			want:        []string{"tag1", "tag2", "tag3"},
+		},
+		{
+			memoContent: "#tag1 #tag2 \n#tag3 #tag4 ",
+			want:        []string{"tag1", "tag2", "tag3", "tag4"},
+		},
+		{
+			memoContent: "#tag1 #tag2 \n#tag3  #tag4 ",
+			want:        []string{"tag1", "tag2", "tag3", "tag4"},
+		},
+	}
+	for _, test := range tests {
+		result := findTagListFromMemoContent(test.memoContent)
+		if len(result) != len(test.want) {
+			t.Errorf("Find tag list %s: got result %v, want %v.", test.memoContent, result, test.want)
+		}
+	}
+}