mirror of https://bitbucket.org/ausocean/av.git
73 lines
2.1 KiB
Go
73 lines
2.1 KiB
Go
/*
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NAME
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lex_test.go
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AUTHOR
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Trek Hopton <trek@ausocean.org>
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LICENSE
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This file is Copyright (C) 2019 the Australian Ocean Lab (AusOcean)
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It is free software: you can redistribute it and/or modify them
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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It is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License in gpl.txt.
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If not, see [GNU licenses](http://www.gnu.org/licenses).
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*/
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package codecutil
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import (
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"bytes"
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"io"
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"strconv"
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"testing"
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"time"
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)
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var lexTests = []struct {
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data []byte
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t time.Duration
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n int
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isValid bool // Whether or not this test should fail.
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}{
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{[]byte{0x10, 0x00, 0xf3, 0x45, 0xfe, 0xd2, 0xaa, 0x4e}, time.Millisecond, 4, true},
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{[]byte{0x10, 0x00, 0xf3, 0x45, 0xfe, 0xd2, 0xaa, 0x4e}, time.Millisecond, 3, true},
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{[]byte{0x10, 0x00, 0xf3, 0x45, 0xfe, 0xd2, 0xaa, 0x4e}, 0, 2, true},
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{[]byte{0x10, 0x00, 0xf3, 0x45, 0xfe, 0xd2, 0xaa, 0x4e}, 0, 1, true},
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{[]byte{0x10, 0x00, 0xf3, 0x45, 0xfe, 0xd2, 0xaa, 0x4e}, time.Nanosecond, 0, false},
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{[]byte{0x10, 0x00, 0xf3, 0x45, 0xfe, 0xd2, 0xaa, 0x4e}, time.Millisecond, -1, false},
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{[]byte{0x10, 0x00, 0xf3, 0x45, 0xfe, 0xd2, 0xaa, 0x4e}, time.Millisecond, 15, true},
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}
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func TestByteLexer(t *testing.T) {
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for i, tt := range lexTests {
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t.Run(strconv.Itoa(i), func(t *testing.T) {
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dst := bytes.NewBuffer([]byte{})
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l, err := NewByteLexer(tt.n)
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if err != nil {
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if tt.isValid {
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t.Errorf("unexpected error: %v", err)
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} else {
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t.Skip()
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}
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}
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err = l.Lex(dst, bytes.NewReader(tt.data), tt.t)
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if err != nil && err != io.EOF {
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if tt.isValid {
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t.Errorf("unexpected error: %v", err)
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}
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} else if !bytes.Equal(dst.Bytes(), tt.data) {
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t.Errorf("data before and after lex are not equal: want %v, got %v", tt.data, dst.Bytes())
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}
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})
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}
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}
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