82 lines
1.7 KiB
Go
82 lines
1.7 KiB
Go
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package ioutils
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import "testing"
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func TestBytesPipeRead(t *testing.T) {
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buf := NewBytesPipe(nil)
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buf.Write([]byte("12"))
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buf.Write([]byte("34"))
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buf.Write([]byte("56"))
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buf.Write([]byte("78"))
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buf.Write([]byte("90"))
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rd := make([]byte, 4)
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n, err := buf.Read(rd)
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if err != nil {
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t.Fatal(err)
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}
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if n != 4 {
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t.Fatalf("Wrong number of bytes read: %d, should be %d", n, 4)
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}
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if string(rd) != "1234" {
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t.Fatalf("Read %s, but must be %s", rd, "1234")
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}
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n, err = buf.Read(rd)
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if err != nil {
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t.Fatal(err)
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}
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if n != 4 {
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t.Fatalf("Wrong number of bytes read: %d, should be %d", n, 4)
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}
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if string(rd) != "5678" {
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t.Fatalf("Read %s, but must be %s", rd, "5679")
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}
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n, err = buf.Read(rd)
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if err != nil {
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t.Fatal(err)
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}
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if n != 2 {
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t.Fatalf("Wrong number of bytes read: %d, should be %d", n, 2)
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}
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if string(rd[:n]) != "90" {
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t.Fatalf("Read %s, but must be %s", rd, "90")
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}
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}
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func TestBytesPipeWrite(t *testing.T) {
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buf := NewBytesPipe(nil)
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buf.Write([]byte("12"))
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buf.Write([]byte("34"))
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buf.Write([]byte("56"))
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buf.Write([]byte("78"))
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buf.Write([]byte("90"))
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if string(buf.buf) != "1234567890" {
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t.Fatalf("Buffer %s, must be %s", buf.buf, "1234567890")
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}
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}
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func BenchmarkBytesPipeWrite(b *testing.B) {
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for i := 0; i < b.N; i++ {
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buf := NewBytesPipe(nil)
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for j := 0; j < 1000; j++ {
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buf.Write([]byte("pretty short line, because why not?"))
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}
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}
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}
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func BenchmarkBytesPipeRead(b *testing.B) {
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rd := make([]byte, 1024)
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for i := 0; i < b.N; i++ {
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b.StopTimer()
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buf := NewBytesPipe(nil)
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for j := 0; j < 1000; j++ {
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buf.Write(make([]byte, 1024))
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}
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b.StartTimer()
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for j := 0; j < 1000; j++ {
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if n, _ := buf.Read(rd); n != 1024 {
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b.Fatalf("Wrong number of bytes: %d", n)
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}
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}
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}
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}
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