package gophermap_test

import (
	"bytes"
	"strings"
	"testing"

	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"

	"tildegit.org/tjp/gus/gopher"
	"tildegit.org/tjp/gus/gopher/gophermap"
)

func TestParse(t *testing.T) {
	tests := []struct {
		doc   string
		lines gopher.MapDocument
	}{
		{
			doc: `
iI am informational text		localhost	70
icontinued on this line		localhost	70
i		localhost	70
0this is my text file	/file.txt	localhost	70
i		localhost	70
1here's a sub-menu	/sub/	localhost	70
.
`[1:],
			lines: gopher.MapDocument{
				gopher.MapItem{
					Type:     gopher.InfoMessageType,
					Display:  "I am informational text",
					Selector: "",
					Hostname: "localhost",
					Port:     "70",
				},
				gopher.MapItem{
					Type:     gopher.InfoMessageType,
					Display:  "continued on this line",
					Selector: "",
					Hostname: "localhost",
					Port:     "70",
				},
				gopher.MapItem{
					Type:     gopher.InfoMessageType,
					Display:  "",
					Selector: "",
					Hostname: "localhost",
					Port:     "70",
				},
				gopher.MapItem{
					Type:     gopher.TextFileType,
					Display:  "this is my text file",
					Selector: "/file.txt",
					Hostname: "localhost",
					Port:     "70",
				},
				gopher.MapItem{
					Type:     gopher.InfoMessageType,
					Display:  "",
					Selector: "",
					Hostname: "localhost",
					Port:     "70",
				},
				gopher.MapItem{
					Type:     gopher.MenuType,
					Display:  "here's a sub-menu",
					Selector: "/sub/",
					Hostname: "localhost",
					Port:     "70",
				},
			},
		},
	}

	for _, test := range tests {
		t.Run(test.lines[0].Display, func(t *testing.T) {
			text := strings.ReplaceAll(test.doc, "\n", "\r\n")
			doc, err := gophermap.Parse(bytes.NewBufferString(text))
			require.Nil(t, err)

			if assert.Equal(t, len(test.lines), len(doc)) {
				for i, line := range doc {
					expect := test.lines[i]

					assert.Equal(t, expect.Type, line.Type)
					assert.Equal(t, expect.Display, line.Display)
					assert.Equal(t, expect.Selector, line.Selector)
					assert.Equal(t, expect.Hostname, line.Hostname)
					assert.Equal(t, expect.Port, line.Port)
				}
			}
		})
	}
}