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