Add test for ToScreamingDelimitedWithIgnore

snake.go

@@ -94,7 +94,11 @@ func ToScreamingDelimited(s string, delimiter uint8, ignore uint8, screaming boo
 			}
 		} else if v == ' ' || v == '_' || v == '-' {
 			// replace spaces/underscores with delimiters
-			n += string(delimiter)
+			if uint8(v) == ignore {
+				n += string(v)
+			} else {
+				n += string(delimiter)
+			}
 		} else {
 			n = n + string(v)
 		}

snake_test.go

@@ -179,3 +179,19 @@ func TestToScreamingDelimited(t *testing.T) {
 		}
 	}
 }
+
+func TestToScreamingDelimitedWithIgnore(t *testing.T) {
+	cases := [][]string{
+		{"AnyKind of_string", "ANY.KIND OF.STRING", ".", " "},
+	}
+	for _, i := range cases {
+		in := i[0]
+		out := i[1]
+		delimiter := uint8(i[2][0])
+		ignore := uint8(i[3][0])
+		result := ToScreamingDelimited(in, delimiter, ignore, true)
+		if result != out {
+			t.Error("'" + result + "' != '" + out + "'")
+		}
+	}
+}