//go:generate go run gen.go

package suffixarray

// text_32 returns the suffix array for the input text.
// It requires that len(text) fit in an int32
// and that the caller zero sa.
func text_32(text []byte, sa []int32) {
	if int(int32(len(text))) != len(text) || len(text) != len(sa) {
		panic("suffixarray: misuse of text_32")
	}
	sais_8_32(text, 256, sa, make([]int32, 2*256))
}

// [Index] creation time is O(N) for N = len(data).
func New(data []byte) *Index {
	ix := &Index{data: data}
	if len(data) <= maxData32 {
		ix.sa.int32 = make([]int32, len(data))
		text_32(data, ix.sa.int32)
	} else {
		ix.sa.int64 = make([]int64, len(data))
		text_64(data, ix.sa.int64)
	}
	return ix
}

// writeInt writes an int x to w using buf to buffer the write.
func writeInt(w io.Writer, buf []byte, x int) error {

func TestNew32(t *testing.T) {
	test(t, func(x []byte) []int {
		sa := make([]int32, len(x))
		text_32(x, sa)
		out := make([]int, len(sa))
		for i, v := range sa {
			out[i] = int(v)
		}
		return out
	})
}

func TestNew64(t *testing.T) {
	test(t, func(x []byte) []int {
		sa := make([]int64, len(x))
		text_64(x, sa)
		out := make([]int, len(sa))
		for i, v := range sa {
			out[i] = int(v)
		}

Russ Cox <******@****.***> 1488850797 -0500

Russ Cox <******@****.***> 1648990796 -0400

<h2>section1</h2>
text1
<h3>section 1.1</h3>
text2
<h2>section 2</h2>
text3
'''

        when:
        def result = parser.parse(classMetaData, listener)

        then:
        format(result.docbook) == '''<section><title>section1</title><para>
text1
</para><section><title>section 1.1</title><para>
text2
</para></section></section><section><title>section 2</title><para>

Shinsuke Sugaya <******@****.***> 1444529815 +0900

Shinsuke Sugaya <******@****.***> 1444529815 +0900

Russ Cox <******@****.***> 1649017278 -0400

	}
}

func main() {
	if f := -x0; f != 0 || !math.Signbit(float64(f)) {
		println("BUG: got", f, "want -0.0")
	}

	test32(-0.0)
	test32(x0)
	test32(x1)
	test32(x2)
	test32(x3)

	if f := -y0; f != 0 || !math.Signbit(f) {
		println("BUG: got", f, "want -0.0")
	}

	test64(-0.0)
	test64(y0)
	test64(y1)
	test64(y2)
	test64(y3)