Gecko [ 167.86.127.34 ]

Name	Size	Permission
testdata	[ DIR ]	drwxr-xr-x
bench_test.go	8.59 KB	-rw-r--r--
decode.go	34.97 KB	-rw-r--r--
decode_test.go	59.67 KB	-rw-r--r--
encode.go	37.32 KB	-rw-r--r--
encode_test.go	27.14 KB	-rw-r--r--
example_marshaling_test.go	1.23 KB	-rw-r--r--
example_test.go	6.07 KB	-rw-r--r--
example_text_marshaling_test.g...	1.23 KB	-rw-r--r--
fold.go	3.39 KB	-rw-r--r--
fold_test.go	2.89 KB	-rw-r--r--
fuzz.go	780 B	-rw-r--r--
indent.go	3.4 KB	-rw-r--r--
number_test.go	2.2 KB	-rw-r--r--
scanner.go	15.66 KB	-rw-r--r--
scanner_test.go	6.16 KB	-rw-r--r--
stream.go	12.92 KB	-rw-r--r--
stream_test.go	11.2 KB	-rw-r--r--
tables.go	4.16 KB	-rw-r--r--
tagkey_test.go	2.67 KB	-rw-r--r--
tags.go	1.05 KB	-rw-r--r--
tags_test.go	565 B	-rw-r--r--

Code Editor : number_test.go

// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package json

import (
	"regexp"
	"testing"
)

func TestNumberIsValid(t *testing.T) {
	// From: https://stackoverflow.com/a/13340826
	var jsonNumberRegexp = regexp.MustCompile(`^-?(?:0|[1-9]\d*)(?:\.\d+)?(?:[eE][+-]?\d+)?$`)

validTests := []string{
		"0",
		"-0",
		"1",
		"-1",
		"0.1",
		"-0.1",
		"1234",
		"-1234",
		"12.34",
		"-12.34",
		"12E0",
		"12E1",
		"12e34",
		"12E-0",
		"12e+1",
		"12e-34",
		"-12E0",
		"-12E1",
		"-12e34",
		"-12E-0",
		"-12e+1",
		"-12e-34",
		"1.2E0",
		"1.2E1",
		"1.2e34",
		"1.2E-0",
		"1.2e+1",
		"1.2e-34",
		"-1.2E0",
		"-1.2E1",
		"-1.2e34",
		"-1.2E-0",
		"-1.2e+1",
		"-1.2e-34",
		"0E0",
		"0E1",
		"0e34",
		"0E-0",
		"0e+1",
		"0e-34",
		"-0E0",
		"-0E1",
		"-0e34",
		"-0E-0",
		"-0e+1",
		"-0e-34",
	}

for _, test := range validTests {
		if !isValidNumber(test) {
			t.Errorf("%s should be valid", test)
		}

var f float64
		if err := Unmarshal([]byte(test), &f); err != nil {
			t.Errorf("%s should be valid but Unmarshal failed: %v", test, err)
		}

if !jsonNumberRegexp.MatchString(test) {
			t.Errorf("%s should be valid but regexp does not match", test)
		}
	}

invalidTests := []string{
		"",
		"invalid",
		"1.0.1",
		"1..1",
		"-1-2",
		"012a42",
		"01.2",
		"012",
		"12E12.12",
		"1e2e3",
		"1e+-2",
		"1e--23",
		"1e",
		"e1",
		"1e+",
		"1ea",
		"1a",
		"1.a",
		"1.",
		"01",
		"1.e1",
	}

for _, test := range invalidTests {
		if isValidNumber(test) {
			t.Errorf("%s should be invalid", test)
		}

var f float64
		if err := Unmarshal([]byte(test), &f); err == nil {
			t.Errorf("%s should be invalid but unmarshal wrote %v", test, f)
		}

if jsonNumberRegexp.MatchString(test) {
			t.Errorf("%s should be invalid but matches regexp", test)
		}
	}
}

func BenchmarkNumberIsValid(b *testing.B) {
	s := "-61657.61667E+61673"
	for i := 0; i < b.N; i++ {
		isValidNumber(s)
	}
}

func BenchmarkNumberIsValidRegexp(b *testing.B) {
	var jsonNumberRegexp = regexp.MustCompile(`^-?(?:0|[1-9]\d*)(?:\.\d+)?(?:[eE][+-]?\d+)?$`)
	s := "-61657.61667E+61673"
	for i := 0; i < b.N; i++ {
		jsonNumberRegexp.MatchString(s)
	}
}

${this.title}

Code Editor : number_test.go