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Updated Go MySQL driver library
This commit is contained in:
HarveyKandola
parent
d04becc1a3
commit
f3df43efe0
32 changed files with 7413 additions and 867 deletions
334
vendor/github.com/go-sql-driver/mysql/utils_test.go
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334
vendor/github.com/go-sql-driver/mysql/utils_test.go
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// Go MySQL Driver - A MySQL-Driver for Go's database/sql package
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//
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// Copyright 2013 The Go-MySQL-Driver Authors. All rights reserved.
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this file,
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// You can obtain one at http://mozilla.org/MPL/2.0/.
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package mysql
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import (
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"bytes"
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"database/sql"
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"database/sql/driver"
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"encoding/binary"
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"testing"
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"time"
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)
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func TestScanNullTime(t *testing.T) {
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var scanTests = []struct {
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in interface{}
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error bool
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valid bool
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time time.Time
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}{
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{tDate, false, true, tDate},
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{sDate, false, true, tDate},
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{[]byte(sDate), false, true, tDate},
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{tDateTime, false, true, tDateTime},
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{sDateTime, false, true, tDateTime},
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{[]byte(sDateTime), false, true, tDateTime},
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{tDate0, false, true, tDate0},
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{sDate0, false, true, tDate0},
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{[]byte(sDate0), false, true, tDate0},
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{sDateTime0, false, true, tDate0},
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{[]byte(sDateTime0), false, true, tDate0},
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{"", true, false, tDate0},
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{"1234", true, false, tDate0},
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{0, true, false, tDate0},
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}
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var nt = NullTime{}
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var err error
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for _, tst := range scanTests {
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err = nt.Scan(tst.in)
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if (err != nil) != tst.error {
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t.Errorf("%v: expected error status %t, got %t", tst.in, tst.error, (err != nil))
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}
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if nt.Valid != tst.valid {
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t.Errorf("%v: expected valid status %t, got %t", tst.in, tst.valid, nt.Valid)
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}
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if nt.Time != tst.time {
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t.Errorf("%v: expected time %v, got %v", tst.in, tst.time, nt.Time)
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}
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}
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}
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func TestLengthEncodedInteger(t *testing.T) {
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var integerTests = []struct {
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num uint64
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encoded []byte
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}{
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{0x0000000000000000, []byte{0x00}},
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{0x0000000000000012, []byte{0x12}},
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{0x00000000000000fa, []byte{0xfa}},
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{0x0000000000000100, []byte{0xfc, 0x00, 0x01}},
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{0x0000000000001234, []byte{0xfc, 0x34, 0x12}},
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{0x000000000000ffff, []byte{0xfc, 0xff, 0xff}},
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{0x0000000000010000, []byte{0xfd, 0x00, 0x00, 0x01}},
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{0x0000000000123456, []byte{0xfd, 0x56, 0x34, 0x12}},
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{0x0000000000ffffff, []byte{0xfd, 0xff, 0xff, 0xff}},
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{0x0000000001000000, []byte{0xfe, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00}},
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{0x123456789abcdef0, []byte{0xfe, 0xf0, 0xde, 0xbc, 0x9a, 0x78, 0x56, 0x34, 0x12}},
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{0xffffffffffffffff, []byte{0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff}},
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}
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for _, tst := range integerTests {
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num, isNull, numLen := readLengthEncodedInteger(tst.encoded)
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if isNull {
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t.Errorf("%x: expected %d, got NULL", tst.encoded, tst.num)
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}
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if num != tst.num {
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t.Errorf("%x: expected %d, got %d", tst.encoded, tst.num, num)
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}
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if numLen != len(tst.encoded) {
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t.Errorf("%x: expected size %d, got %d", tst.encoded, len(tst.encoded), numLen)
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}
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encoded := appendLengthEncodedInteger(nil, num)
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if !bytes.Equal(encoded, tst.encoded) {
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t.Errorf("%v: expected %x, got %x", num, tst.encoded, encoded)
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}
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}
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}
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func TestFormatBinaryDateTime(t *testing.T) {
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rawDate := [11]byte{}
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binary.LittleEndian.PutUint16(rawDate[:2], 1978) // years
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rawDate[2] = 12 // months
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rawDate[3] = 30 // days
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rawDate[4] = 15 // hours
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rawDate[5] = 46 // minutes
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rawDate[6] = 23 // seconds
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binary.LittleEndian.PutUint32(rawDate[7:], 987654) // microseconds
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expect := func(expected string, inlen, outlen uint8) {
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actual, _ := formatBinaryDateTime(rawDate[:inlen], outlen)
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bytes, ok := actual.([]byte)
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if !ok {
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t.Errorf("formatBinaryDateTime must return []byte, was %T", actual)
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}
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if string(bytes) != expected {
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t.Errorf(
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"expected %q, got %q for length in %d, out %d",
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expected, actual, inlen, outlen,
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)
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}
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}
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expect("0000-00-00", 0, 10)
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expect("0000-00-00 00:00:00", 0, 19)
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expect("1978-12-30", 4, 10)
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expect("1978-12-30 15:46:23", 7, 19)
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expect("1978-12-30 15:46:23.987654", 11, 26)
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}
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func TestFormatBinaryTime(t *testing.T) {
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expect := func(expected string, src []byte, outlen uint8) {
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actual, _ := formatBinaryTime(src, outlen)
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bytes, ok := actual.([]byte)
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if !ok {
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t.Errorf("formatBinaryDateTime must return []byte, was %T", actual)
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}
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if string(bytes) != expected {
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t.Errorf(
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"expected %q, got %q for src=%q and outlen=%d",
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expected, actual, src, outlen)
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}
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}
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// binary format:
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// sign (0: positive, 1: negative), days(4), hours, minutes, seconds, micro(4)
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// Zeros
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expect("00:00:00", []byte{}, 8)
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expect("00:00:00.0", []byte{}, 10)
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expect("00:00:00.000000", []byte{}, 15)
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// Without micro(4)
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expect("12:34:56", []byte{0, 0, 0, 0, 0, 12, 34, 56}, 8)
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expect("-12:34:56", []byte{1, 0, 0, 0, 0, 12, 34, 56}, 8)
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expect("12:34:56.00", []byte{0, 0, 0, 0, 0, 12, 34, 56}, 11)
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expect("24:34:56", []byte{0, 1, 0, 0, 0, 0, 34, 56}, 8)
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expect("-99:34:56", []byte{1, 4, 0, 0, 0, 3, 34, 56}, 8)
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expect("103079215103:34:56", []byte{0, 255, 255, 255, 255, 23, 34, 56}, 8)
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// With micro(4)
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expect("12:34:56.00", []byte{0, 0, 0, 0, 0, 12, 34, 56, 99, 0, 0, 0}, 11)
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expect("12:34:56.000099", []byte{0, 0, 0, 0, 0, 12, 34, 56, 99, 0, 0, 0}, 15)
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}
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func TestEscapeBackslash(t *testing.T) {
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expect := func(expected, value string) {
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actual := string(escapeBytesBackslash([]byte{}, []byte(value)))
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if actual != expected {
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t.Errorf(
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"expected %s, got %s",
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expected, actual,
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)
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}
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actual = string(escapeStringBackslash([]byte{}, value))
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if actual != expected {
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t.Errorf(
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"expected %s, got %s",
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expected, actual,
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)
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}
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}
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expect("foo\\0bar", "foo\x00bar")
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expect("foo\\nbar", "foo\nbar")
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expect("foo\\rbar", "foo\rbar")
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expect("foo\\Zbar", "foo\x1abar")
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expect("foo\\\"bar", "foo\"bar")
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expect("foo\\\\bar", "foo\\bar")
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expect("foo\\'bar", "foo'bar")
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}
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func TestEscapeQuotes(t *testing.T) {
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expect := func(expected, value string) {
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actual := string(escapeBytesQuotes([]byte{}, []byte(value)))
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if actual != expected {
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t.Errorf(
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"expected %s, got %s",
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expected, actual,
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)
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}
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actual = string(escapeStringQuotes([]byte{}, value))
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if actual != expected {
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t.Errorf(
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"expected %s, got %s",
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expected, actual,
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)
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}
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}
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expect("foo\x00bar", "foo\x00bar") // not affected
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expect("foo\nbar", "foo\nbar") // not affected
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expect("foo\rbar", "foo\rbar") // not affected
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expect("foo\x1abar", "foo\x1abar") // not affected
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expect("foo''bar", "foo'bar") // affected
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expect("foo\"bar", "foo\"bar") // not affected
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}
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func TestAtomicBool(t *testing.T) {
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var ab atomicBool
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if ab.IsSet() {
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t.Fatal("Expected value to be false")
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}
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ab.Set(true)
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if ab.value != 1 {
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t.Fatal("Set(true) did not set value to 1")
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}
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if !ab.IsSet() {
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t.Fatal("Expected value to be true")
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}
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ab.Set(true)
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if !ab.IsSet() {
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t.Fatal("Expected value to be true")
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}
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ab.Set(false)
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if ab.value != 0 {
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t.Fatal("Set(false) did not set value to 0")
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}
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if ab.IsSet() {
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t.Fatal("Expected value to be false")
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}
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ab.Set(false)
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if ab.IsSet() {
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t.Fatal("Expected value to be false")
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}
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if ab.TrySet(false) {
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t.Fatal("Expected TrySet(false) to fail")
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}
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if !ab.TrySet(true) {
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t.Fatal("Expected TrySet(true) to succeed")
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}
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if !ab.IsSet() {
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t.Fatal("Expected value to be true")
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}
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ab.Set(true)
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if !ab.IsSet() {
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t.Fatal("Expected value to be true")
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}
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if ab.TrySet(true) {
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t.Fatal("Expected TrySet(true) to fail")
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}
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if !ab.TrySet(false) {
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t.Fatal("Expected TrySet(false) to succeed")
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}
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if ab.IsSet() {
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t.Fatal("Expected value to be false")
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}
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ab._noCopy.Lock() // we've "tested" it ¯\_(ツ)_/¯
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}
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func TestAtomicError(t *testing.T) {
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var ae atomicError
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if ae.Value() != nil {
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t.Fatal("Expected value to be nil")
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}
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ae.Set(ErrMalformPkt)
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if v := ae.Value(); v != ErrMalformPkt {
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if v == nil {
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t.Fatal("Value is still nil")
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}
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t.Fatal("Error did not match")
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}
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ae.Set(ErrPktSync)
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if ae.Value() == ErrMalformPkt {
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t.Fatal("Error still matches old error")
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}
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if v := ae.Value(); v != ErrPktSync {
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t.Fatal("Error did not match")
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}
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}
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func TestIsolationLevelMapping(t *testing.T) {
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data := []struct {
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level driver.IsolationLevel
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expected string
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}{
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{
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level: driver.IsolationLevel(sql.LevelReadCommitted),
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expected: "READ COMMITTED",
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},
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{
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level: driver.IsolationLevel(sql.LevelRepeatableRead),
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expected: "REPEATABLE READ",
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},
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{
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level: driver.IsolationLevel(sql.LevelReadUncommitted),
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expected: "READ UNCOMMITTED",
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},
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{
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level: driver.IsolationLevel(sql.LevelSerializable),
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expected: "SERIALIZABLE",
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},
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}
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for i, td := range data {
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if actual, err := mapIsolationLevel(td.level); actual != td.expected || err != nil {
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t.Fatal(i, td.expected, actual, err)
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}
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}
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// check unsupported mapping
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expectedErr := "mysql: unsupported isolation level: 7"
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actual, err := mapIsolationLevel(driver.IsolationLevel(sql.LevelLinearizable))
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if actual != "" || err == nil {
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t.Fatal("Expected error on unsupported isolation level")
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}
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if err.Error() != expectedErr {
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t.Fatalf("Expected error to be %q, got %q", expectedErr, err)
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}
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}
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