textedit/singleline_test.go

package textedit_test

import (
	"bytes"
	"code.squareroundforest.org/arpio/textedit"
	"testing"
)

func TestSingleLine(t *testing.T) {
	t.Run("basic", func(t *testing.T) {
		var b bytes.Buffer
		w := textedit.New(&b, textedit.SingleLine())
		w.Write([]byte("\nfoo  bar\n\nbaz \nqux quux\n"))
		w.Flush()
		if b.String() != "foo bar baz qux quux" {
			t.Fatal(b.String())
		}
	})

	t.Run("two lines", func(t *testing.T) {
		var b bytes.Buffer
		w := textedit.New(&b, textedit.SingleLine())
		w.Write([]byte("Some sample text...\nwith invalid chars."))
		w.Flush()
		if b.String() != "Some sample text... with invalid chars." {
			t.Fatal(b.String())
		}
	})
}