54 lines
1.3 KiB
Go
54 lines
1.3 KiB
Go
package proto_test
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import (
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"bytes"
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"math"
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"testing"
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"github.com/admin-else/strom/proto_generated/v1_21_8"
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"github.com/google/go-cmp/cmp"
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)
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var nanIgnorer32 = cmp.Comparer(func(x, y float32) bool {
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return (math.IsNaN(float64(x)) && math.IsNaN(float64(y))) || x == y
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})
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var nanIgnorer64 = cmp.Comparer(func(x, y float64) bool {
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return (math.IsNaN(x) && math.IsNaN(y)) || x == y
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})
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func FuzzPlayPackets(f *testing.F) {
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f.Fuzz(func(t *testing.T, b []byte) {
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t.Logf("Fuzz data %q\n", b)
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p := v1_21_8.PlayToClientPacket{}
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b1 := bytes.NewBuffer(b)
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p, err := p.Decode(b1)
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if err != nil {
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t.Skipf("failed to decode %q because %v (partial %v)", b, err, p)
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return
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}
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if b1.Len() != 0 {
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t.Skipf("there are %d bytes left it should be read entirely", b1.Len())
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return
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}
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t.Logf("decoded %#v\n", p)
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b2 := bytes.NewBuffer(nil)
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err = p.Encode(b2)
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if err != nil {
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t.Errorf("failed to encode %q because %v", b, err)
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return
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}
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t.Logf("encoded %q\n", b2.Bytes())
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p2 := v1_21_8.PlayToClientPacket{}
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p2, err = p2.Decode(b2)
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if err != nil {
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t.Errorf("failed to decode encoded data: %v (partial %#v)", err, p2)
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return
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}
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if !cmp.Equal(p, p2, nanIgnorer32, nanIgnorer64) {
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t.Errorf("decoded and encoded decoded data are not equal: %#v", p2)
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}
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})
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}
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