71 lines
1.9 KiB
Go
71 lines
1.9 KiB
Go
package wire
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import (
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"strings"
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"testing"
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)
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type component struct {
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Name string `json:"name"`
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}
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type document struct {
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Components []component `json:"components"`
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}
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func TestStrictNestedArrays(t *testing.T) {
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var doc document
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if err := Decode(strings.NewReader(`{"components":[{"name":"server"}]}`), &doc, 1024); err != nil || doc.Components[0].Name != "server" {
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t.Fatal(err)
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}
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for _, input := range []string{
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`{"components":[{"name":"server","command":"secret"}]}`,
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`{"components":[{}]}`,
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`{"components":[{"Name":"server"}]}`,
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`{"components":[null]}`,
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`{"components":null}`,
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`{"components":[{"name":null}]}`,
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`{"components":[{"name":"one","name":"two"}]}`,
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"{\"components\":[{\"name\":\"\xff\"}]}",
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} {
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if Decode(strings.NewReader(input), &doc, 1024) == nil {
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t.Errorf("accepted malformed nested JSON: %q", input)
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}
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}
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}
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func TestDecodeBounds(t *testing.T) {
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var doc document
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for _, input := range []string{`{"components":[]} {}`, strings.Repeat(" ", 1025) + `{"components":[]}`} {
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if Decode(strings.NewReader(input), &doc, 1024) == nil {
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t.Fatal("accepted trailing or oversized input")
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}
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}
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}
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func TestInvalidDecoderArguments(t *testing.T) {
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var doc document
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for _, limit := range []int64{0, -1, 1<<63 - 1} {
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if Decode(strings.NewReader(`{}`), &doc, limit) == nil {
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t.Fatal("accepted invalid limit")
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}
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}
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var nilDoc *document
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for _, target := range []any{nil, doc, nilDoc} {
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if Decode(strings.NewReader(`{}`), target, 1024) == nil {
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t.Fatal("accepted invalid target")
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}
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}
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}
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func TestStrictTypedMaps(t *testing.T) {
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var target map[string]component
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for _, input := range []string{`{"api":{"name":"ok","extra":true}}`, `{"api":{"Name":"ok"}}`, `{"api":{}}`, `{"api":null}`} {
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if Decode(strings.NewReader(input), &target, 1024) == nil {
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t.Errorf("accepted malformed map entry: %s", input)
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}
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}
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if err := Decode(strings.NewReader(`{"api":{"name":"ok"}}`), &target, 1024); err != nil {
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t.Fatal(err)
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}
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}
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