コード例 #1
0
ファイル: null_test.go プロジェクト: reflexionhealth/vanilla
func TestUnmarshalNullDate(t *testing.T) {
	var jsonNull string = `null`
	var jsonEmpty string = `""`
	var stringDate string = `"2010-07-03"`
	var stringTime string = `"2010-07-03T13:24:33"`
	var stringBogus string = `"bogus"`

	var n Date
	var err error
	err = json.Unmarshal([]byte(jsonNull), &n)
	expect.Nil(t, err)
	expect.False(t, n.Valid)

	err = json.Unmarshal([]byte(jsonEmpty), &n)
	expect.Nil(t, err)
	expect.False(t, n.Valid)

	err = json.Unmarshal([]byte(stringDate), &n)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
	expect.Equal(t, n.Date.Year, 2010)
	expect.Equal(t, n.Date.Month, time.July)
	expect.Equal(t, n.Date.Day, 3)

	err = json.Unmarshal([]byte(stringTime), &n)
	expect.NotNil(t, err)
	expect.False(t, n.Valid)

	err = json.Unmarshal([]byte(stringBogus), &n)
	expect.NotNil(t, err)
	expect.False(t, n.Valid)
}
コード例 #2
0
ファイル: null_test.go プロジェクト: reflexionhealth/vanilla
func TestUnmarshalNullString(t *testing.T) {
	var jsonNull string = `null`
	var jsonNumber string = `3`
	var jsonEmpty string = `""`
	var validString string = `"foo"`

	var n String
	var err error
	err = json.Unmarshal([]byte(jsonNull), &n)
	expect.Nil(t, err)
	expect.False(t, n.Valid)

	err = json.Unmarshal([]byte(jsonNumber), &n)
	expect.NotNil(t, err)
	expect.False(t, n.Valid)

	err = json.Unmarshal([]byte(jsonEmpty), &n)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
	expect.Equal(t, n.String, "")

	err = json.Unmarshal([]byte(validString), &n)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
	expect.Equal(t, n.String, "foo")

}
コード例 #3
0
ファイル: null_test.go プロジェクト: reflexionhealth/vanilla
func TestUnmarshalNullTime(t *testing.T) {
	var jsonNull string = `null`
	var jsonEmpty string = `""`
	var stringTime string = `"2010-07-03T13:24:33Z"`
	var stringBogus string = `"bogus"`

	var n Time
	var err error
	err = json.Unmarshal([]byte(jsonNull), &n)
	expect.Nil(t, err)
	expect.False(t, n.Valid)

	err = json.Unmarshal([]byte(jsonEmpty), &n)
	expect.Nil(t, err)
	expect.False(t, n.Valid)

	err = json.Unmarshal([]byte(stringTime), &n)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
	expect.Equal(t, n.Time.Format("2006-01-02 15:04:05"), "2010-07-03 13:24:33")

	err = json.Unmarshal([]byte(stringBogus), &n)
	expect.NotNil(t, err)
	expect.False(t, n.Valid)
}
コード例 #4
0
func TestTraceParser(t *testing.T) {
	output := bytes.Buffer{}
	parser := New([]byte(`SELECT * FROM table_with_long_name WHERE ♫`), Ruleset{})
	parser.Trace = &output
	stmt, err := parser.ParseStatement()
	expect.NotNil(t, err, "expected a parsing error")
	expect.Nil(t, stmt)

	expected := []string{
		regexp.QuoteMeta(`  SELECT : SELECT         @ Parser.parseSelect:`) + "[0-9]+",
		regexp.QuoteMeta(`         : *              @ Parser.parseSelect:`) + "[0-9]+",
		regexp.QuoteMeta(`    FROM : FROM           @ Parser.parseSelect:`) + "[0-9]+",
		regexp.QuoteMeta(` table_~ : Identifier     @ Parser.parseSelect:`) + "[0-9]+",
		regexp.QuoteMeta(`   WHERE : WHERE          @ Parser.parseSelect:`) + "[0-9]+",
		regexp.QuoteMeta(` (error) sql:1:42: unexpected character U+266B '♫'`),
		"$", // string ends with newline
	}

	// compare trace output, ignoring the source line numbers
	lines := strings.Split(output.String(), "\n")
	if expect.Equal(t, len(lines), len(expected)) {
		maxSafe := utils.MinInt(len(expected), len(lines))
		for i := 0; i < maxSafe; i++ {
			expect.Regexp(t, lines[i], "^"+expected[i])
		}
	} else {
		t.Log("Error:", err)
		t.Log("Full trace output:\n", output.String())
	}

}
コード例 #5
0
ファイル: null_test.go プロジェクト: reflexionhealth/vanilla
func TestUnmarshalNullBool(t *testing.T) {
	var jsonNull string = `null`
	var jsonEmpty string = `""`
	var bogusString string = `"bogus"`
	var validTrue string = `true`
	var validFalse string = `false`

	var n Bool
	var err error
	err = json.Unmarshal([]byte(jsonNull), &n)
	expect.Nil(t, err)
	expect.False(t, n.Valid)

	err = json.Unmarshal([]byte(jsonEmpty), &n)
	expect.Nil(t, err)
	expect.False(t, n.Valid)

	err = json.Unmarshal([]byte(bogusString), &n)
	expect.NotNil(t, err)
	expect.False(t, n.Valid)

	err = json.Unmarshal([]byte(validTrue), &n)
	expect.Nil(t, err)
	expect.True(t, n.Valid)

	err = json.Unmarshal([]byte(validFalse), &n)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
}
コード例 #6
0
func TestParseErrors(t *testing.T) {
	examples := []struct {
		Input string
		Error string
	}{
		{Input: `mytable`,
			Error: `sql:1:8: expected 'SELECT, INSERT, or UPDATE' but received 'Identifier'`},
		{Input: `SELECT * WHERE`,
			Error: `sql:1:15: expected 'FROM' but received 'WHERE'`},
		{Input: `SELECT * FROM *`,
			Error: `sql:1:16: expected 'a table name' but received '*'`},
		{Input: "SELECT `mycolumn` FROM mytable", // backticks (w/ ansi ruleset)
			Error: "sql:1:8: unexpected character U+0060 '`'"},
		{Input: `SELECT DISTINCTROW * FROM mytable`, // distinctrow (w/ ansi ruleset)
			Error: `sql:1:19: statement includes SELECT "DISTINCTROW", but CanSelectDistinctRow is false`},
		{Input: `~`,
			Error: `sql:1:1: unexpected character U+007E '~'`},
		{Input: `SELECT * FROM foos; SELECT * FROM bars;`,
			Error: `sql:1:27: statement does not end at semicolon`},
		{Input: `SELECT * FROM mytable PROCEDURE compute(foo)`, // with HasLiteral
			Error: `sql:1:32: cannot parse statement; reached unimplemented clause at 'PROCEDURE'`},
		{Input: `SELECT * FROM mytable +`, // without HasLiteral
			Error: `sql:1:24: cannot parse statement; reached unimplemented clause at '+'`},
	}

	for _, example := range examples {
		parser := New([]byte(example.Input), Ruleset{})
		stmt, err := parser.ParseStatement()
		expect.Nil(t, stmt)
		if expect.NotNil(t, err, "expected a parsing error") {
			expect.Equal(t, err.Error(), example.Error)
		}
	}
}
コード例 #7
0
ファイル: null_test.go プロジェクト: reflexionhealth/vanilla
func TestScanNullTime(t *testing.T) {
	var rawTime = time.Now()
	var mysqlTime = "2010-07-03 13:24:33"
	var byteTime = []byte(mysqlTime)
	var notTime = 3

	var n Time
	var err error
	err = n.Scan(rawTime)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
	expect.NotEmpty(t, n.Time.Format("2006-01-02 15:04:05"))

	err = n.Scan(mysqlTime)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
	expect.Equal(t, n.Time.Format("2006-01-02 15:04:05"), mysqlTime)

	err = n.Scan(byteTime)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
	expect.Equal(t, n.Time.Format("2006-01-02 15:04:05"), mysqlTime)

	err = n.Scan(notTime)
	expect.NotNil(t, err)
	expect.False(t, n.Valid)
}
コード例 #8
0
func TestUnmarshalJSON(t *testing.T) {
	examples := []struct {
		Json    string
		Version Version
	}{
		{`"5.0.0"`, Version{5, 0, 0}},
		{`"v2.4.12"`, Version{2, 4, 12}},
		{`"3.5.0ab"`, Version{3, 5, 0}},
		{`"8.22"`, Version{8, 22, 0}},
	}

	var v Version
	for _, ex := range examples {
		err := json.Unmarshal([]byte(ex.Json), &v)
		expect.Nil(t, err, ex.Json)
		expect.Equal(t, v, ex.Version, ex.Json)
	}

	badExamples := []struct {
		Json  string
		Error string
	}{
		{`null`, "semver: cannot parse version from non-string JSON value"},
		{`""`, "semver: json string is not a valid version"},
		{`"bogus"`, "semver: json string is not a valid version"},
	}

	for _, ex := range badExamples {
		err := json.Unmarshal([]byte(ex.Json), &v)
		if expect.NotNil(t, err, ex.Json) {
			expect.Equal(t, err.Error(), ex.Error, ex.Json)
		}
	}
}
コード例 #9
0
func TestParseUpdate(t *testing.T) {
	parser := New([]byte(`UPDATE mytable SET a = 1`), Ruleset{})
	stmt, err := parser.ParseStatement()
	expect.Nil(t, stmt)
	if expect.NotNil(t, err) {
		expect.Equal(t, err.Error(), `sql:1:15: cannot parse statement; reached unimplemented clause at 'mytable'`)
	}
}
コード例 #10
0
func TestSqlParseError(t *testing.T) {
	db, err := sql.Open("sqltest", "")
	expect.Nil(t, err)

	_, err = db.Query("SELECT * FROM")
	expect.NotNil(t, err)
	expect.Equal(t, err.Error(), "sql:1:14: expected 'a table name' but received 'End of statement'")
}
コード例 #11
0
func TestParseInsert(t *testing.T) {
	parser := New([]byte(`INSERT INTO mytable`), Ruleset{})
	stmt, err := parser.ParseStatement()
	expect.Nil(t, stmt)
	if expect.NotNil(t, err) {
		expect.Equal(t, err.Error(), `sql:1:20: cannot parse statement; reached unimplemented clause at 'mytable'`)
	}
}
コード例 #12
0
func TestReportsUsefulunknownCharacter(t *testing.T) {
	scan, err := scanOnce("\u203B")
	expect.Equal(t, scan.tok, token.INVALID)
	if expect.NotNil(t, err) {
		expect.Equal(t, err.pos.Offset, 0)
		expect.Equal(t, err.pos.Line, 1)
		expect.Equal(t, err.pos.Column, 1)
		expect.Equal(t, err.msg, "unexpected character U+203B '\u203B'")
	}

	scan, err = scanOnce("\u200b")
	expect.Equal(t, scan.tok, token.INVALID)
	if expect.NotNil(t, err) {
		expect.Equal(t, err.pos.Offset, 0)
		expect.Equal(t, err.pos.Line, 1)
		expect.Equal(t, err.pos.Column, 1)
		expect.Equal(t, err.msg, `unexpected character U+200B`)
	}
}
コード例 #13
0
func TestErrorsRespectWhitespace(t *testing.T) {
	scan, err := scanOnce("\n\n    ~\n")
	expect.Equal(t, token.INVALID, scan.tok)
	if expect.NotNil(t, err) {
		expect.Equal(t, err.pos.Offset, 6)
		expect.Equal(t, err.pos.Line, 3)
		expect.Equal(t, err.pos.Column, 5)
		expect.Equal(t, err.msg, `unexpected character U+007E '~'`)
	}
}
コード例 #14
0
ファイル: null_test.go プロジェクト: reflexionhealth/vanilla
func TestScanNullDate(t *testing.T) {
	var rawTime = time.Date(2010, time.July, 3, 13, 24, 33, 999, time.UTC)
	var mysqlTime = "2010-07-03 13:24:33"
	var mysqlDate = "2010-07-03"
	var byteTime = []byte(mysqlTime)
	var byteDate = []byte(mysqlDate)
	var notTime = 3

	var n Date
	var err error
	err = n.Scan(rawTime)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
	expect.Equal(t, n.Date.Year, 2010)
	expect.Equal(t, n.Date.Month, time.July)
	expect.Equal(t, n.Date.Day, 3)

	err = n.Scan(mysqlTime)
	expect.NotNil(t, err)
	expect.False(t, n.Valid)

	err = n.Scan(mysqlDate)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
	expect.Equal(t, n.Date.Year, 2010)
	expect.Equal(t, n.Date.Month, time.July)
	expect.Equal(t, n.Date.Day, 3)

	err = n.Scan(byteTime)
	expect.NotNil(t, err)
	expect.False(t, n.Valid)

	err = n.Scan(byteDate)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
	expect.Equal(t, n.Date.Year, 2010)
	expect.Equal(t, n.Date.Month, time.July)
	expect.Equal(t, n.Date.Day, 3)

	err = n.Scan(notTime)
	expect.NotNil(t, err)
	expect.False(t, n.Valid)
}
コード例 #15
0
func TestScannerNextCharacter(t *testing.T) {
	var err *scanError

	err = scanAll("SELECT * FROM candies\r\n  WHERE sweetness = 11\n\r\r")
	expect.Nil(t, err)

	err = scanAll(string([]byte{0x00, 0xFF}))
	if expect.NotNil(t, err) {
		expect.Equal(t, err.pos.Offset, 0)
		expect.Equal(t, err.pos.Line, 1)
		expect.Equal(t, err.pos.Column, 1)
		expect.Equal(t, err.msg, `unexpected character U+0000`)
	}
}
コード例 #16
0
ファイル: null_test.go プロジェクト: reflexionhealth/vanilla
func TestUnmarshalNullInt(t *testing.T) {
	var jsonNull string = `null`
	var rationalFloat string = `12.22`
	var roundedFloat string = `16.0`
	var validZero string = `0`
	var validNegative string = `-300`
	var validPositive string = `1602525`

	var n Int
	var err error
	err = json.Unmarshal([]byte(jsonNull), &n)
	expect.Nil(t, err)
	expect.False(t, n.Valid)

	err = json.Unmarshal([]byte(rationalFloat), &n)
	expect.NotNil(t, err)
	expect.False(t, n.Valid)

	err = json.Unmarshal([]byte(roundedFloat), &n)
	expect.NotNil(t, err)
	expect.False(t, n.Valid)

	err = json.Unmarshal([]byte(validZero), &n)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
	expect.Equal(t, n.Int, 0)

	err = json.Unmarshal([]byte(validNegative), &n)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
	expect.Equal(t, n.Int, -300)

	err = json.Unmarshal([]byte(validPositive), &n)
	expect.Nil(t, err)
	expect.True(t, n.Valid)
	expect.Equal(t, n.Int, 1602525)
}
コード例 #17
0
func TestReportsUsefulNumberErrors(t *testing.T) {
	scan, err := scanOnce("1.")
	expect.Equal(t, scan.tok, token.INVALID)
	if expect.NotNil(t, err) {
		expect.Equal(t, err.pos.Offset, 0)
		expect.Equal(t, err.pos.Line, 1)
		expect.Equal(t, err.pos.Column, 1)
		expect.Equal(t, err.msg, `missing digits after decimal point in number`)
	}

	scan, err = scanOnce("1.A")
	expect.Equal(t, scan.tok, token.INVALID)
	if expect.NotNil(t, err) {
		expect.Equal(t, err.pos.Offset, 0)
		expect.Equal(t, err.pos.Line, 1)
		expect.Equal(t, err.pos.Column, 1)
		expect.Equal(t, err.msg, `missing digits after decimal point in number`)
	}

	scan, err = scanOnce("1.0e")
	expect.Equal(t, scan.tok, token.INVALID)
	if expect.NotNil(t, err) {
		expect.Equal(t, err.pos.Offset, 0)
		expect.Equal(t, err.pos.Line, 1)
		expect.Equal(t, err.pos.Column, 1)
		expect.Equal(t, err.msg, `missing digits after exponent in number`)
	}

	scan, err = scanOnce("1.0eA")
	expect.Equal(t, scan.tok, token.INVALID)
	if expect.NotNil(t, err) {
		expect.Equal(t, err.pos.Offset, 0)
		expect.Equal(t, err.pos.Line, 1)
		expect.Equal(t, err.pos.Column, 1)
		expect.Equal(t, err.msg, `missing digits after exponent in number`)
	}
}
コード例 #18
0
ファイル: null_test.go プロジェクト: reflexionhealth/vanilla
func TestImplementsJsonUnmarshaller(t *testing.T) {
	var unmarshaler json.Unmarshaler
	unmarshaler = &Date{}
	expect.NotNil(t, unmarshaler)
	unmarshaler = &Time{}
	expect.NotNil(t, unmarshaler)
	unmarshaler = &String{}
	expect.NotNil(t, unmarshaler)
	unmarshaler = &Int{}
	expect.NotNil(t, unmarshaler)
	unmarshaler = &Bool{}
	expect.NotNil(t, unmarshaler)
	unmarshaler = &UUID{}
	expect.NotNil(t, unmarshaler)
}
コード例 #19
0
ファイル: null_test.go プロジェクト: reflexionhealth/vanilla
func TestImplementsSqlValuer(t *testing.T) {
	var valuer driver.Valuer
	valuer = Date{}
	expect.NotNil(t, valuer)
	valuer = Time{}
	expect.NotNil(t, valuer)
	valuer = String{}
	expect.NotNil(t, valuer)
	valuer = Int{}
	expect.NotNil(t, valuer)
	valuer = Bool{}
	expect.NotNil(t, valuer)
	valuer = UUID{}
	expect.NotNil(t, valuer)
}
コード例 #20
0
ファイル: null_test.go プロジェクト: reflexionhealth/vanilla
func TestImplementsJsonMarshaller(t *testing.T) {
	var marshaler json.Marshaler
	marshaler = Date{}
	expect.NotNil(t, marshaler)
	marshaler = Time{}
	expect.NotNil(t, marshaler)
	marshaler = String{}
	expect.NotNil(t, marshaler)
	marshaler = Int{}
	expect.NotNil(t, marshaler)
	marshaler = Bool{}
	expect.NotNil(t, marshaler)
	marshaler = UUID{}
	expect.NotNil(t, marshaler)
}
コード例 #21
0
ファイル: null_test.go プロジェクト: reflexionhealth/vanilla
func TestImplementSqlScanner(t *testing.T) {
	var scanner sql.Scanner
	scanner = &Date{}
	expect.NotNil(t, scanner)
	scanner = &Time{}
	expect.NotNil(t, scanner)
	scanner = &String{}
	expect.NotNil(t, scanner)
	scanner = &Int{}
	expect.NotNil(t, scanner)
	scanner = &Bool{}
	expect.NotNil(t, scanner)
	scanner = &UUID{}
	expect.NotNil(t, scanner)
}
コード例 #22
0
func TestReportsUsefulStringErrors(t *testing.T) {
	scan, err := scanOnce(`'`)
	expect.Equal(t, scan.tok, token.INVALID)
	if expect.NotNil(t, err) {
		expect.Equal(t, err.pos.Offset, 0)
		expect.Equal(t, err.pos.Line, 1)
		expect.Equal(t, err.pos.Column, 1)
		expect.Equal(t, err.msg, `unterminated string`)
	}

	scan, err = scanOnce(`'No end quote`)
	expect.Equal(t, scan.tok, token.INVALID)
	if expect.NotNil(t, err) {
		expect.Equal(t, err.pos.Offset, 0)
		expect.Equal(t, err.pos.Line, 1)
		expect.Equal(t, err.pos.Column, 1)
		expect.Equal(t, err.msg, `unterminated string`)
	}

	// scan, err = scanOnce("'contains unescaped \u0007 control char'")
	// expect.Equal(t, scan.tok, token.INVALID)
	// if expect.NotNil(t, err) {
	// 	expect.Equal(t, err.pos.Offset, 0)
	// 	expect.Equal(t, err.pos.Line, 1)
	// 	expect.Equal(t, err.pos.Column, 1)
	// 	expect.Equal(t, err.msg, `unexpected character in string: U+0007`)
	// }

	// scan, err = scanOnce("'null-byte \u0000 in string'")
	// expect.Equal(t, scan.tok, token.INVALID)
	// if expect.NotNil(t, err) {
	// 	expect.Equal(t, err.pos.Offset, 0)
	// 	expect.Equal(t, err.pos.Line, 1)
	// 	expect.Equal(t, err.pos.Column, 1)
	// 	expect.Equal(t, err.msg, `unexpected character in string: U+0000`)
	// }

	// scan, err = scanOnce(`'\u`)
	// expect.Equal(t, scan.tok, token.INVALID)
	// if expect.NotNil(t, err) {
	// 	expect.Equal(t, err.pos.Offset, 2)
	// 	expect.Equal(t, err.pos.Line, 1)
	// 	expect.Equal(t, err.pos.Column, 3)
	// 	expect.Equal(t, err.msg, `unterminated escape sequence`)
	// }

	// scan, err = scanOnce(`'\`)
	// expect.Equal(t, scan.tok, token.INVALID)
	// if expect.NotNil(t, err) {
	// 	expect.Equal(t, err.pos.Offset, 2)
	// 	expect.Equal(t, err.pos.Line, 1)
	// 	expect.Equal(t, err.pos.Column, 3)
	// 	expect.Equal(t, err.msg, `unterminated escape sequence`)
	// }

	// scan, err = scanOnce(`'\m'`)
	// expect.Equal(t, scan.tok, token.INVALID)
	// if expect.NotNil(t, err) {
	// 	expect.Equal(t, err.pos.Offset, 2)
	// 	expect.Equal(t, err.pos.Line, 1)
	// 	expect.Equal(t, err.pos.Column, 3)
	// 	expect.Equal(t, err.msg, `unknown escape sequence`)
	// }

	// scan, err = scanOnce(`'\uD800'`)
	// expect.Equal(t, scan.tok, token.INVALID)
	// if expect.NotNil(t, err) {
	// 	expect.Equal(t, err.pos.Offset, 2)
	// 	expect.Equal(t, err.pos.Line, 1)
	// 	expect.Equal(t, err.pos.Column, 3)
	// 	expect.Equal(t, err.msg, `escape sequence is invalid unicode code point`)
	// }

	scan, err = scanOnce("'multi\nline'")
	expect.Equal(t, scan.tok, token.INVALID)
	if expect.NotNil(t, err) {
		expect.Equal(t, err.pos.Offset, 0)
		expect.Equal(t, err.pos.Line, 1)
		expect.Equal(t, err.pos.Column, 1)
		expect.Equal(t, err.msg, `unterminated string`)
	}

	scan, err = scanOnce("'multi\rline'")
	expect.Equal(t, scan.tok, token.INVALID)
	if expect.NotNil(t, err) {
		expect.Equal(t, err.pos.Offset, 0)
		expect.Equal(t, err.pos.Line, 1)
		expect.Equal(t, err.pos.Column, 1)
		expect.Equal(t, err.msg, `unterminated string`)
	}

	// scan, err = scanOnce(`'bad \z esc'`)
	// expect.Equal(t, scan.tok, token.INVALID)
	// if expect.NotNil(t, err) {
	// 	expect.Equal(t, err.pos.Offset, 6)
	// 	expect.Equal(t, err.pos.Line, 1)
	// 	expect.Equal(t, err.pos.Column, 7)
	// 	expect.Equal(t, err.msg, `unexpected character escape sequence: \z`)
	// }

	// scan, err = scanOnce(`'bad \x esc'`)
	// expect.Equal(t, scan.tok, token.INVALID)
	// if expect.NotNil(t, err) {
	// 	expect.Equal(t, err.pos.Offset, 6)
	// 	expect.Equal(t, err.pos.Line, 1)
	// 	expect.Equal(t, err.pos.Column, 7)
	// 	expect.Equal(t, err.msg, `unexpected character escape sequence: \x`)
	// }

	// scan, err = scanOnce(`'bad \u1 esc'`)
	// expect.Equal(t, scan.tok, token.INVALID)
	// if expect.NotNil(t, err) {
	// 	expect.Equal(t, err.pos.Offset, 6)
	// 	expect.Equal(t, err.pos.Line, 1)
	// 	expect.Equal(t, err.pos.Column, 7)
	// 	expect.Equal(t, err.msg, `unexpected character in escape sequence: U+0020 ' '`)
	// }

	// scan, err = scanOnce(`'bad \u0XX1 esc'`)
	// expect.Equal(t, scan.tok, token.INVALID)
	// if expect.NotNil(t, err) {
	// 	expect.Equal(t, err.pos.Offset, 6)
	// 	expect.Equal(t, err.pos.Line, 1)
	// 	expect.Equal(t, err.pos.Column, 7)
	// 	expect.Equal(t, err.msg, `unexpected character in escape sequence: U+0058 'X'`)
	// }

	// scan, err = scanOnce(`'bad \uXXXX esc'`)
	// expect.Equal(t, scan.tok, token.INVALID)
	// if expect.NotNil(t, err) {
	// 	expect.Equal(t, err.pos.Offset, 6)
	// 	expect.Equal(t, err.pos.Line, 1)
	// 	expect.Equal(t, err.pos.Column, 7)
	// 	expect.Equal(t, err.msg, `unexpected character in escape sequence: U+0058 'X'`)
	// }

	// scan, err = scanOnce(`'bad \uFXXX esc'`)
	// expect.Equal(t, scan.tok, token.INVALID)
	// if expect.NotNil(t, err) {
	// 	expect.Equal(t, err.pos.Offset, 6)
	// 	expect.Equal(t, err.pos.Line, 1)
	// 	expect.Equal(t, err.pos.Column, 7)
	// 	expect.Equal(t, err.msg, `unexpected character in escape sequence: U+0058 'X'`)
	// }

	// scan, err = scanOnce(`'bad \uXXXF esc'`)
	// expect.Equal(t, scan.tok, token.INVALID)
	// if expect.NotNil(t, err) {
	// 	expect.Equal(t, err.pos.Offset, 6)
	// 	expect.Equal(t, err.pos.Line, 1)
	// 	expect.Equal(t, err.pos.Column, 7)
	// 	expect.Equal(t, err.msg, `unexpected character in escape sequence: U+0058 'X'`)
	// }
}