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65 lines
2.3 KiB
65 lines
2.3 KiB
// Go support for Protocol Buffers - Google's data interchange format
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//
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// Copyright 2012 The Go Authors. All rights reserved.
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// https://github.com/golang/protobuf
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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package proto
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import (
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"math"
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"testing"
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)
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// This is a separate file and package from size_test.go because that one uses
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// generated messages and thus may not be in package proto without having a circular
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// dependency, whereas this file tests unexported details of size.go.
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func TestVarintSize(t *testing.T) {
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// Check the edge cases carefully.
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testCases := []struct {
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n uint64
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size int
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}{
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{0, 1},
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{1, 1},
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{127, 1},
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{128, 2},
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{16383, 2},
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{16384, 3},
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{math.MaxInt64, 9},
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{math.MaxInt64 + 1, 10},
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}
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for _, tc := range testCases {
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size := SizeVarint(tc.n)
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if size != tc.size {
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t.Errorf("sizeVarint(%d) = %d, want %d", tc.n, size, tc.size)
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}
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}
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}
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