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package fastjson
import (
"encoding/json"
"strings"
"testing"
)
func TestValidateSimple(t *testing.T) {
if err := Validate(`123`); err != nil {
t.Fatalf("cannot validate number: %s", err)
}
if err := Validate(`"foobar"`); err != nil {
t.Fatalf("cannot validate string: %s", err)
}
if err := Validate(`null`); err != nil {
t.Fatalf("cannot validate null: %s", err)
}
if err := Validate(`true`); err != nil {
t.Fatalf("cannot validate true: %s", err)
}
if err := Validate(`false`); err != nil {
t.Fatalf("cannot validate false: %s", err)
}
if err := Validate(`foobar`); err == nil {
t.Fatalf("validation unexpectedly passed")
}
if err := Validate(`XDF`); err == nil {
t.Fatalf("validation unexpectedly passed")
}
if err := ValidateBytes([]byte(`{"foo":["bar", 123]}`)); err != nil {
t.Fatalf("cannot validate valid JSON: %s", err)
}
if err := ValidateBytes([]byte(`{"foo": bar`)); err == nil {
t.Fatalf("validation unexpectedly passed")
}
}
func TestValidateNumberZeroLen(t *testing.T) {
tail, err := validateNumber("")
if err == nil {
t.Fatalf("expecting non-nil error")
}
if tail != "" {
t.Fatalf("unexpected non-empty tail: %q", tail)
}
}
func TestValidate(t *testing.T) {
var tests = []string{
"",
" ",
" z",
" 1 1",
" 1 {}",
" 1 []",
" 1 true",
" 1 null",
" 1 \"n\"",
// string
`"foo"`,
"\"\xe2\x80\xa8\xe2\x80\xa9\"", // line-sep and paragraph-sep
` "\uaaaa" `,
`"\uz"`,
` "\`,
` "\z`,
" \"f\x00o\"", // control char
"\"foo\nbar\"", // control char
`"foo\qw"`, // unknown escape sequence
` "foo`,
` "\uazaa" `,
`"\"\\\/\b\f\n\r\t"`,
// number
"1",
" 0 ",
" 0e1 ",
" 0e+0 ",
" -0e+0 ",
"-0",
"1e6",
"1e+6",
"-1e+6",
"-0e+6",
" -103e+1 ",
"-0.01e+006",
"-z",
"-",
"1e",
"1e+",
" 03e+1 ",
" 1e.1 ",
" 00 ",
"1.e3",
"01e+6",
"-0.01e+0.6",
"123.",
"123.345",
"001 ",
"001",
// object
"{}",
`{"foo": 3}`,
"{\"f\x00oo\": 3}",
`{"foo\WW": 4}`, // unknown escape sequence
`{"foo": 3 "bar"}`,
` {} `,
strings.Repeat(`{"f":`, 1000) + "{}" + strings.Repeat("}", 1000),
`{"foo": [{"":3, "4": "3"}, 4, {}], "t_wo": 1}`,
` {"foo": 2,"fudge}`,
`{{"foo": }}`,
`{{"foo": [{"":3, 4: "3"}, 4, "5": {4}]}, "t_wo": 1}`,
"{",
`{"foo"`,
`{"foo",f}`,
`{"foo",`,
`{"foo"f`,
"{}}",
`{"foo": 234`,
`{"foo\"bar": 123}`,
"{\n\t\"foo\" \n\b\f: \t123}",
// array
`[]`,
`[ 1, {}]`,
strings.Repeat("[", 1000) + strings.Repeat("]", 1000),
`[1, 2, 3, 4, {}]`,
`[`,
`[1,`,
`[1a`,
`[]]`,
`[1 `,
// boolean
"true",
" true ",
"tree",
"false",
" true f",
"fals",
"falsee",
// null
"null ",
" null ",
" nulll ",
"no",
}
for i, test := range tests {
in := []byte(test)
got := ValidateBytes(in) == nil
exp := json.Valid(in)
if got != exp {
t.Errorf("#%d: %q got valid? %v, exp? %v", i, in, got, exp)
}
}
}
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