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31 lines
603 B
Go
31 lines
603 B
Go
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package readers
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import (
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"io"
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"io/ioutil"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestPatternReader(t *testing.T) {
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b2 := make([]byte, 1)
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r := NewPatternReader(0)
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b, err := ioutil.ReadAll(r)
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require.NoError(t, err)
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assert.Equal(t, []byte{}, b)
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n, err := r.Read(b2)
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require.Equal(t, io.EOF, err)
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require.Equal(t, 0, n)
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r = NewPatternReader(10)
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b, err = ioutil.ReadAll(r)
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require.NoError(t, err)
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assert.Equal(t, []byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, b)
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n, err = r.Read(b2)
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require.Equal(t, io.EOF, err)
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require.Equal(t, 0, n)
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}
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