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|
package escape
import (
"reflect"
"testing"
)
func TestIsAtxHeader(t *testing.T) {
runs := []struct {
name string
chars []rune
expected []int
}{
{
name: "not needed",
chars: []rune{'a', 'b', 'c'},
expected: []int{-1, -1, -1},
},
{
name: "inside text",
chars: []rune{'a', placeholderRune, '#', ' ', 'a'},
expected: []int{-1, -1, -1, -1, -1},
},
{
name: "inside text with space between",
chars: []rune{'a', ' ', placeholderRune, '#', ' ', 'a'},
expected: []int{-1, -1, -1, -1, -1, -1},
},
{
name: "h1 at start of file",
chars: []rune{placeholderRune, '#', ' ', 'a', 'b'},
expected: []int{-1, 1, -1, -1, -1},
},
{
name: "h1 at start of line",
chars: []rune{'\n', placeholderRune, '#', ' ', 'a', 'b'},
expected: []int{-1, -1, 1, -1, -1, -1},
},
{
name: "h1 with space before",
chars: []rune{' ', placeholderRune, '#', ' ', 'a', 'b'},
expected: []int{-1, -1, 1, -1, -1, -1},
},
{
name: "h2",
chars: []rune{placeholderRune, '#', placeholderRune, '#', ' ', 'a', 'b'},
expected: []int{-1, 3, -1, -1, -1, -1, -1},
},
{
name: "h4",
chars: []rune{placeholderRune, '#', placeholderRune, '#', placeholderRune, '#', placeholderRune, '#', ' ', 'a'},
expected: []int{-1, 7, -1, -1, -1, -1, -1, -1, -1, -1},
},
{
name: "h6",
chars: []rune{placeholderRune, '#', placeholderRune, '#', placeholderRune, '#', placeholderRune, '#', placeholderRune, '#', placeholderRune, '#', ' ', 'a'},
expected: []int{-1, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
},
{
name: "no h7",
chars: []rune{placeholderRune, '#', placeholderRune, '#', placeholderRune, '#', placeholderRune, '#', placeholderRune, '#', placeholderRune, '#', placeholderRune, '#', ' ', 'a'},
expected: []int{-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
},
{
name: "tag",
chars: []rune{placeholderRune, '#', 'a'},
expected: []int{-1, -1, -1},
},
{
name: "also take empty heading",
chars: []rune{placeholderRune, '#', ' ', '\n', 'a'},
expected: []int{-1, 1, -1, -1, -1},
},
{
name: "nothing afterwards",
chars: []rune{placeholderRune, '#'},
expected: []int{-1, 1},
},
{
name: "tab before content",
chars: []rune{placeholderRune, '#', '\t', 'a'},
expected: []int{-1, 1, -1, -1},
},
}
for _, run := range runs {
t.Run(run.name, func(t *testing.T) {
var actual []int
for index, _ := range run.chars {
b := []byte(string(run.chars))
output := IsAtxHeader(b, index)
actual = append(actual, output)
}
if !reflect.DeepEqual(actual, run.expected) {
t.Errorf("expected %+v but got %+v", run.expected, actual)
}
})
}
}
func TestIsSetextHeader(t *testing.T) {
runs := []struct {
name string
chars []rune
expected []int
}{
{
name: "not needed",
chars: []rune{'a', 'b', 'c'},
expected: []int{-1, -1, -1},
},
{
name: "inside text",
chars: []rune{'a', placeholderRune, '=', 'b'},
expected: []int{-1, -1, -1, -1},
},
{
name: "blank line before",
chars: []rune{'a', '\n', '\n', placeholderRune, '='},
expected: []int{-1, -1, -1, -1, -1},
},
{
name: "with heading",
chars: []rune{'a', '\n', placeholderRune, '='},
expected: []int{-1, -1, -1, 1},
},
{
name: "at start of file",
chars: []rune{placeholderRune, '='},
expected: []int{-1, -1},
},
}
for _, run := range runs {
t.Run(run.name, func(t *testing.T) {
var actual []int
for index, _ := range run.chars {
b := []byte(string(run.chars))
output := IsSetextHeader(b, index)
actual = append(actual, output)
}
if !reflect.DeepEqual(actual, run.expected) {
t.Errorf("expected %+v but got %+v", run.expected, actual)
}
})
}
}
|
