60 lines
1.5 KiB
Go
60 lines
1.5 KiB
Go
package frame
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import (
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"bytes"
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"encoding/binary"
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"io"
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"os"
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"testing"
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)
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func TestParseCIE(t *testing.T) {
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ctx := &parseContext{
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buf: bytes.NewBuffer([]byte{3, 0, 1, 124, 16, 12, 7, 8, 5, 16, 2, 0, 36, 0, 0, 0, 0, 0, 0, 0, 0, 16, 64, 0, 0, 0, 0, 0}),
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common: &CommonInformationEntry{Length: 12},
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length: 12,
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}
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ctx.totalLen = ctx.buf.Len()
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_ = parseCIE(ctx)
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common := ctx.common
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if common.Version != 3 {
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t.Fatalf("Expected Version 3, but get %d", common.Version)
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}
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if common.Augmentation != "" {
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t.Fatalf("Expected Augmentation \"\", but get %s", common.Augmentation)
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}
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if common.CodeAlignmentFactor != 1 {
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t.Fatalf("Expected CodeAlignmentFactor 1, but get %d", common.CodeAlignmentFactor)
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}
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if common.DataAlignmentFactor != -4 {
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t.Fatalf("Expected DataAlignmentFactor -4, but get %d", common.DataAlignmentFactor)
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}
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if common.ReturnAddressRegister != 16 {
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t.Fatalf("Expected ReturnAddressRegister 16, but get %d", common.ReturnAddressRegister)
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}
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initialInstructions := []byte{12, 7, 8, 5, 16, 2, 0}
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if !bytes.Equal(common.InitialInstructions, initialInstructions) {
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t.Fatalf("Expected InitialInstructions %v, but get %v", initialInstructions, common.InitialInstructions)
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}
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}
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func BenchmarkParse(b *testing.B) {
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f, err := os.Open("testdata/frame")
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if err != nil {
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b.Fatal(err)
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}
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defer f.Close()
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data, err := io.ReadAll(f)
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if err != nil {
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b.Fatal(err)
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}
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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Parse(data, binary.BigEndian, 0, ptrSizeByRuntimeArch(), 0)
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}
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}
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