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87 lines
2.6 KiB
87 lines
2.6 KiB
package provider
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import (
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"strings"
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"testing"
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)
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// Spec v0.16, §47.1: the strict reading of drand's JSON, at the edges of the
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// grammar of RFC 8259 that release.json does not reach.
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func TestStrictJSON(t *testing.T) {
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for _, tc := range []struct {
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in string
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ok bool
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}{
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{`{}`, true},
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{` {"a":1} `, true},
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{"\t{\"a\":1}\r\n", true},
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{`{"a":[]}`, true},
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{`{"a":[1,2,[3,{}]]}`, true},
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{`{"a":true,"b":false,"c":null}`, true},
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{`{"a":-0,"b":0.5,"c":1E+2,"d":1e-2,"e":-12.25e3}`, true},
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{`{"a":"\"\\\/\b\f\n\r\t\u00e9"}`, true},
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{`{"\u00e9":1,"é":2}`, false}, // one name, escaped and not
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{`{"a":1,"a":2}`, false},
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{`{"a":{"b":1},"c":{"b":2}}`, true}, // the same name in two objects
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{`{"a":[{"b":1,"b":1}]}`, false},
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{`{"a":01}`, false},
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{`{"a":1.}`, false},
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{`{"a":.5}`, false},
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{`{"a":1e}`, false},
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{`{"a":+1}`, false},
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{`{"a":-}`, false},
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{`{"a":tru}`, false},
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{`{"a":nul}`, false},
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{`{"a":"\x"}`, false},
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{`{"a":"\u12"}`, false},
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{`{"a":"\u12g4"}`, false},
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{`{"a":"\ud800"}`, false},
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{`{"a":"\ud800\u0041"}`, false},
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{`{"a":"\ud800x"}`, false},
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{`{"a":"\udfff\ud800"}`, false},
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{`{"a":"\uD83D\uDE00"}`, true},
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{`{"a":"` + "\x01" + `"}`, false},
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{`{"a":"` + "\xff" + `"}`, false},
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{"{\"a\":\"\xed\xa0\x80\"}", false}, // a surrogate in UTF-8
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{`{"a":1,}`, false},
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{`{,"a":1}`, false},
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{`{"a" 1}`, false},
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{`{"a":1 "b":2}`, false},
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{`{a:1}`, false},
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{`{"a":[1,]}`, false},
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{`{"a":[1 2]}`, false},
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{`{"a":"b"`, false},
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{`{"a":1}x`, false},
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{`[]`, false},
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{`"a"`, false},
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{``, false},
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{"{\"a\":1}\v", false}, // not a space of JSON
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} {
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if _, ok := strictJSON([]byte(tc.in)); ok != tc.ok {
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t.Errorf("%q: %v, want %v", tc.in, ok, tc.ok)
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}
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}
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m, ok := strictJSON([]byte(`{"\u0072ound":1000,"note":"a\ud83d\ude00","n":-1.5}`))
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if !ok || len(m) != 3 || m[0].name != "round" || string(m[0].raw) != "1000" || m[1].str != "a\U0001F600" || m[2].kind != '0' || string(m[2].raw) != "-1.5" {
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t.Errorf("members %+v", m)
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}
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}
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func TestJSONRound(t *testing.T) {
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for raw, want := range map[string]bool{
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"1": true, "1000": true, "9007199254740991": true,
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"0": false, "9007199254740992": false, "99999999999999999": false,
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"-1": false, "1.0": false, "1e3": false, "01": false,
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} {
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if _, ok := jsonRound(jsonMember{kind: '0', raw: []byte(raw)}); ok != want {
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t.Errorf("%s: %v, want %v", raw, ok, want)
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}
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}
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if _, ok := jsonRound(jsonMember{kind: '"', raw: []byte(`"1"`)}); ok {
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t.Error("a string is not a round")
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}
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if _, err := ParseDrandJSON([]byte(`{"round":1000,"signature":"` + strings.Repeat("ab", 48) + `","note":"` + "\xff" + `"}`)); err == nil {
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t.Error("invalid UTF-8 is malformed")
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}
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}
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