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mirror of https://github.com/v2fly/v2ray-core.git synced 2024-12-22 18:17:52 -05:00
v2fly/common/buf/buffered_reader_test.go
2017-02-15 22:51:01 +01:00

37 lines
706 B
Go

package buf_test
import (
"crypto/rand"
"testing"
. "v2ray.com/core/common/buf"
"v2ray.com/core/testing/assert"
)
func TestBufferedReader(t *testing.T) {
assert := assert.On(t)
content := New()
assert.Error(content.AppendSupplier(ReadFrom(rand.Reader))).IsNil()
len := content.Len()
reader := NewBufferedReader(content)
assert.Bool(reader.IsBuffered()).IsTrue()
payload := make([]byte, 16)
nBytes, err := reader.Read(payload)
assert.Int(nBytes).Equals(16)
assert.Error(err).IsNil()
len2 := content.Len()
assert.Int(len - len2).GreaterThan(16)
nBytes, err = reader.Read(payload)
assert.Int(nBytes).Equals(16)
assert.Error(err).IsNil()
assert.Int(content.Len()).Equals(len2)
}