| // 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 ( |
| "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}, |
| {1<<63 - 1, 9}, |
| {1 << 63, 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) |
| } |
| } |
| } |