name-component_test.go

package ndn_test

import (
	"testing"

	"github.com/usnistgov/ndn-dpdk/ndn"
	"github.com/usnistgov/ndn-dpdk/ndn/tlv"
)

func TestNameComponent(t *testing.T) {
	assert, _ := makeAR(t)

	tests := []struct {
		input string
		bad   bool
		t     uint32
		v     string
		str   string
	}{
		{input: "FE0001000000", bad: true},                                     // TLV-TYPE too large
		{input: "0104B0B1B2B3", t: 0x01, v: "B0B1B2B3", str: "1=%B0%B1%B2%B3"}, // ImplicitDigest wrong TLV-LENGTH

		{input: "0800", t: 0x08, v: "", str: "8=..."},
		{input: "08012E", t: 0x08, v: "2E", str: "8=...."},
		{input: "0200", t: 0x02, v: "", str: "2=..."},
		{input: "FC00", t: 0xFC, v: "", str: "252=..."},
		{input: "FDFFFF00", t: 0xFFFF, v: "", str: "65535=..."},
		{input: "96012E", t: 0x96, v: "2E", str: "150=...."},
		{input: "08052D2E5F7E41", t: 0x08, v: "2D2E5F7E41", str: "8=-._~A"},
		{input: "0804002081FF", t: 0x08, v: "002081FF", str: "8=%00%20%81%FF"},
		{input: "0120(DC6D6840C6FAFB773D583CDBF465661C7B4B968E04ACD4D9015B1C4E53E59D6A)", t: 0x01,
			v:   "DC6D6840C6FAFB773D583CDBF465661C7B4B968E04ACD4D9015B1C4E53E59D6A",
			str: "1=%DCmh%40%C6%FA%FBw%3DX%3C%DB%F4ef%1C%7BK%96%8E%04%AC%D4%D9%01%5B%1CNS%E5%9Dj"},
	}

	for _, tt := range tests {
		d := tlv.DecodingBuffer(bytesFromHex(tt.input))
		var comp ndn.NameComponent
		e := d.Elements()[0].Unmarshal(&comp)
		if tt.bad {
			assert.False(comp.Valid(), tt.input)
			assert.Error(e, tt.input)
		} else if assert.True(comp.Valid(), tt.input) {
			assert.NoError(e, tt.input)
			assert.Equal(tt.t, comp.Type, tt.input)
			assert.Equal(bytesFromHex(tt.v), comp.Value, tt.input)
			assert.Equal(tt.str, comp.String(), tt.input)

			parsed := ndn.ParseNameComponent(tt.str)
			if assert.True(parsed.Valid(), tt.input) {
				assert.True(comp.Equal(parsed), "%s %s", tt.input, parsed)
			}
		}
	}
}