119 lines
2.7 KiB
Go
119 lines
2.7 KiB
Go
package browsh
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import (
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"strings"
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"testing"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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func TestMultiLineTextBuilder(t *testing.T) {
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RegisterFailHandler(Fail)
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}
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var input *inputBox
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func toMulti(text string, width int) string {
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input = newInputBox("0")
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input.text = []rune(text)
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input.Width = width
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input.TagName = "TEXTAREA"
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textRunes := input.multiLiner.convert()
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raw := string(textRunes)
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raw = visualiseWhitespace(raw)
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return raw
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}
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func visualiseWhitespace(text string) string {
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text = strings.Replace(text, " ", "_", -1)
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text = strings.Replace(text, "\n", "\\n\n", -1)
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return text
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}
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func showWhitespace(textArray []string) string {
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text := strings.Join(textArray, "\n")
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return visualiseWhitespace(text)
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}
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var _ = Describe("Multiline text", func() {
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It("should wrap basic text", func() {
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actual := toMulti("a ab 12 qw 34", 3)
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expected := showWhitespace([]string{
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"a ",
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"ab ",
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"12 ",
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"qw ",
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"34 ",
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})
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Expect(actual).To(Equal(expected))
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})
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It("should wrap text with a word longer than the width limit", func() {
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actual := toMulti("a looooong 12 qw 34", 3)
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expected := showWhitespace([]string{
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"a ",
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"loo",
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"ooo",
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"ng ",
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"12 ",
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"qw ",
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"34 ",
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})
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Expect(actual).To(Equal(expected))
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})
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It("should wrap text lines with multiple words", func() {
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actual := toMulti("some words to make a long sentence with many words on each line", 20)
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expected := showWhitespace([]string{
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"some words to make ",
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"a long sentence ",
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"with many words on ",
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"each line ",
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})
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Expect(actual).To(Equal(expected))
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})
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Describe("Moving the Y cursor", func() {
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It("should move to a line of greater width", func() {
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toMulti(
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`some words !o make `+
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`a long sent+nce `+
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`with many words on `+
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`each line `, 20)
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input.textCursor = 11
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input.multiLiner.moveYCursorBy(1)
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Expect(input.textCursor).To(Equal(30))
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Expect(input.xCursor).To(Equal(11))
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Expect(input.yCursor).To(Equal(1))
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})
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It("should move to a line of smaller width", func() {
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toMulti(
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`some words to make `+
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`a long sentence `+
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`with many w!rds on `+
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`each line+`, 20)
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input.textCursor = 47
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input.multiLiner.moveYCursorBy(1)
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Expect(input.textCursor).To(Equal(64))
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Expect(input.xCursor).To(Equal(10))
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Expect(input.yCursor).To(Equal(3))
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})
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Describe("In text that has user-added line breaks", func() {
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It("should move to a line of smaller width", func() {
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toMulti(
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`some words to make `+
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"a long \n"+
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`sentence with man! `+
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`words+`, 20)
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input.textCursor = 45
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input.multiLiner.moveYCursorBy(1)
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Expect(input.textCursor).To(Equal(52))
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Expect(input.xCursor).To(Equal(6))
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Expect(input.yCursor).To(Equal(3))
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})
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})
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})
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})
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