wehub-resource-sync
55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
// Copyright 2019 Dolthub, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package random
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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type testReader byte
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func (r *testReader) Read(dest []byte) (int, error) {
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for i := 0; i < len(dest); i++ {
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dest[i] = byte(*r)
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}
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return len(dest), nil
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}
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func TestBasic(t *testing.T) {
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assert := assert.New(t)
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func() {
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var r testReader
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oldReader := reader
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reader = &r
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defer func() {
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reader = oldReader
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}()
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r = testReader(byte(0x00))
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assert.Equal("00000000000000000000000000000000", Id())
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r = testReader(byte(0x01))
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assert.Equal("01010101010101010101010101010101", Id())
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r = testReader(byte(0xFF))
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assert.Equal("ffffffffffffffffffffffffffffffff", Id())
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}()
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one := Id()
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two := Id()
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assert.NotEqual(one, two)
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}
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