package html_test

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

func TestWrap(t *testing.T) {
	t.Run("broken unicode", func(t *testing.T) {
		b := []byte{'f', 0xc2, 'o', 'o'}
		span := Span(string(b))

		var buf bytes.Buffer
		if err := html.RenderIndent(&buf, html.Indentation{Indent: "\t"}, span); err == nil {
			t.Fatal()
		}
	})

	t.Run("multiple words", func(t *testing.T) {
		span := Span("foo bar baz")

		var buf bytes.Buffer
		if err := html.RenderIndent(&buf, html.Indentation{Indent: "\t", PWidth: 2}, span); err != nil {
			t.Fatal(err)
		}

		expect := "<span>\nfoo\nbar\nbaz\n</span>"
		if buf.String() != expect {
			printBytes(buf.String(), expect)
			t.Fatal(buf.String())
		}
	})

	t.Run("tag not split", func(t *testing.T) {
		span := Span("foo ", Span("bar", Attr("qux", 42)), " baz")

		var buf bytes.Buffer
		if err := html.RenderIndent(&buf, html.Indentation{Indent: "X", PWidth: 2}, span); err != nil {
			t.Fatal(err)
		}

		if buf.String() != "<span>\nfoo\n<span qux=\"42\">\nbar\n</span>\nbaz\n</span>" {
			t.Fatal(buf.String())
		}
	})

	t.Run("normal text", func(t *testing.T) {
		div := Div(Span("foo bar baz qux quux corge"))

		var buf bytes.Buffer
		if err := html.RenderIndent(&buf, html.Indentation{Indent: "\t", PWidth: 9}, div); err != nil {
			t.Fatal(err)
		}

		if buf.String() != "<div>\n\t<span>\n\tfoo bar\n\tbaz qux\n\tquux\n\tcorge\n\t</span>\n</div>" {
			t.Fatal(buf.String())
		}
	})

	t.Run("inline space preserved", func(t *testing.T) {
		div := Div(Span("foo"), " ", Span("bar"))

		var buf bytes.Buffer
		if err := html.RenderIndent(&buf, html.Indentation{Indent: "\t"}, div); err != nil {
			t.Fatal(err)
		}

		if buf.String() != "<div>\n\t<span>foo</span> <span>bar</span>\n</div>" {
			t.Fatal(buf.String())
		}
	})

	t.Run("multiple lines", func(t *testing.T) {
	})

	t.Run("special whitespace characters", func(t *testing.T) {
	})

	t.Run("spaces around tags", func(t *testing.T) {
	})

	t.Run("one line primitives", func(t *testing.T) {
	})
}