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package ui
import "testing"
func TestWordStarts(t *testing.T) {
// Test both wordStart and nextWordStart
type string_case struct {
name string
cursor_pos int
this_start_pos int
next_start_pos int
}
tests := []struct {
text string
cases []string_case
}{
{
text: "hello world",
cases: []string_case{
{
name: "hello-world",
cursor_pos: 0,
this_start_pos: 0,
next_start_pos: 6,
},
{
name: "hello-world-middle",
cursor_pos: 3,
this_start_pos: 0,
next_start_pos: 6,
},
{
name: "hello-world-second-word",
cursor_pos: 7,
this_start_pos: 6,
next_start_pos: len("hello world"),
},
{
name: "hello-world-npos",
cursor_pos: len("hello world"),
this_start_pos: 6,
next_start_pos: len("hello world"),
},
{
name: "hello-world-npos-1",
cursor_pos: len("hello world") - 1,
this_start_pos: 6,
next_start_pos: len("hello world"),
},
},
},
{
text: " hello ",
cases: []string_case{
{
name: "space-around-mid",
cursor_pos: 6,
this_start_pos: 4,
next_start_pos: 9,
},
{
name: "space-around-start",
cursor_pos: 4,
this_start_pos: 0,
next_start_pos: 9,
},
{
name: "space-around-end",
cursor_pos: 9,
this_start_pos: 4,
next_start_pos: len(" hello "),
},
},
},
{
text: "",
cases: []string_case{
{
name: "empty",
cursor_pos: 0,
this_start_pos: 0,
next_start_pos: 0,
},
},
},
{
text: " 'hello ' world",
cases: []string_case{
{
name: "space-and-quote-midword",
cursor_pos: len(" 'he"),
this_start_pos: len(" '"),
next_start_pos: len(" 'hello "),
},
{
name: "space-and-quote-startword",
cursor_pos: len(" '"),
this_start_pos: len(" "),
next_start_pos: len(" 'hello "),
},
{
name: "space-and-quote-atquote",
cursor_pos: len(" "),
this_start_pos: len(""),
next_start_pos: len(" '"),
},
{
name: "space-and-quote-at-second-quote",
cursor_pos: len(" 'hello "),
this_start_pos: len(" '"),
next_start_pos: len(" 'hello ' "),
},
{
name: "space-and-quote-after-second-quote",
cursor_pos: len(" 'hello '"),
this_start_pos: len(" 'hello "),
next_start_pos: len(" 'hello ' "),
},
{
name: "space-and-quote-after-second-quote",
cursor_pos: len(" 'hello ' "),
this_start_pos: len(" 'hello "),
next_start_pos: len(" 'hello ' world"),
},
{
name: "space-and-quote-at-last-word",
cursor_pos: len(" 'hello ' w"),
this_start_pos: len(" 'hello ' "),
next_start_pos: len(" 'hello ' world"),
},
{
name: "space-and-quote-start",
cursor_pos: 0,
this_start_pos: 0,
next_start_pos: len(" "),
},
},
},
{
text: " /hello",
cases: []string_case{
{
name: "space-and-path-midword",
cursor_pos: 4,
this_start_pos: 2,
next_start_pos: len(" 'hello"),
},
{
name: "space-and-path-startword",
cursor_pos: 2,
this_start_pos: 1,
next_start_pos: len(" 'hello"),
},
{
name: "space-and-path-atpath",
cursor_pos: 1,
this_start_pos: 0,
next_start_pos: 2,
},
{
name: "space-and-path-start",
cursor_pos: 0,
this_start_pos: 0,
next_start_pos: 1,
},
},
},
}
for _, strt := range tests {
for _, test := range strt.cases {
t.Run(test.name, func(t *testing.T) {
textinput := NewTextInput(strt.text, nil)
textinput.index = test.cursor_pos
this_word_start := textinput.wordStart()
if this_word_start != test.this_start_pos {
t.Errorf("cursor was moved (this word start) incorrectly: got %d but expected %d (test string: \"%s\")", this_word_start, test.this_start_pos, charactersToString(textinput.text))
}
next_word_start := textinput.nextWordStart()
if next_word_start != test.next_start_pos {
t.Errorf("cursor was moved (next word start) incorrectly: got %d but expected %d (test string: \"%s\")", next_word_start, test.next_start_pos, charactersToString(textinput.text))
}
})
}
}
}
func TestDeleteWord(t *testing.T) {
tests := []struct {
name string
text string
expected string
}{
{
name: "hello-world",
text: "hello world",
expected: "hello ",
},
{
name: "empty",
text: "",
expected: "",
},
{
name: "quoted",
text: `"hello"`,
expected: `"hello`,
},
{
name: "hello-and-space",
text: "hello ",
expected: "",
},
{
name: "space-and-hello",
text: " hello",
expected: " ",
},
{
name: "only-quote",
text: `"`,
expected: "",
},
{
name: "only-space",
text: " ",
expected: "",
},
{
name: "space-and-quoted",
text: " 'hello",
expected: " '",
},
{
name: "paths",
text: "foo/bar/baz",
expected: "foo/bar/",
},
{
name: "space-and-paths",
text: " /foo",
expected: " /",
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
textinput := NewTextInput(test.text, nil)
textinput.deleteWord()
if charactersToString(textinput.text) != test.expected {
t.Errorf("word was deleted incorrectly: got %s but expected %s", charactersToString(textinput.text), test.expected)
}
})
}
}
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