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