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115 lines
3.8 KiB
Go
115 lines
3.8 KiB
Go
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// Go support for Protocol Buffers - Google's data interchange format
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//
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// Copyright 2013 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 generator
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import (
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"testing"
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"github.com/golang/protobuf/protoc-gen-go/descriptor"
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)
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func TestCamelCase(t *testing.T) {
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tests := []struct {
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in, want string
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}{
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{"one", "One"},
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{"one_two", "OneTwo"},
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{"_my_field_name_2", "XMyFieldName_2"},
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{"Something_Capped", "Something_Capped"},
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{"my_Name", "My_Name"},
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{"OneTwo", "OneTwo"},
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{"_", "X"},
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{"_a_", "XA_"},
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}
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for _, tc := range tests {
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if got := CamelCase(tc.in); got != tc.want {
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t.Errorf("CamelCase(%q) = %q, want %q", tc.in, got, tc.want)
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}
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}
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}
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func TestGoPackageOption(t *testing.T) {
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tests := []struct {
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in string
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impPath, pkg string
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ok bool
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}{
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{"", "", "", false},
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{"foo", "", "foo", true},
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{"github.com/golang/bar", "github.com/golang/bar", "bar", true},
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{"github.com/golang/bar;baz", "github.com/golang/bar", "baz", true},
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}
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for _, tc := range tests {
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d := &FileDescriptor{
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FileDescriptorProto: &descriptor.FileDescriptorProto{
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Options: &descriptor.FileOptions{
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GoPackage: &tc.in,
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},
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},
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}
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impPath, pkg, ok := d.goPackageOption()
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if impPath != tc.impPath || pkg != tc.pkg || ok != tc.ok {
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t.Errorf("go_package = %q => (%q, %q, %t), want (%q, %q, %t)", tc.in,
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impPath, pkg, ok, tc.impPath, tc.pkg, tc.ok)
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}
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}
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}
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func TestUnescape(t *testing.T) {
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tests := []struct {
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in string
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out string
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}{
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// successful cases, including all kinds of escapes
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{"", ""},
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{"foo bar baz frob nitz", "foo bar baz frob nitz"},
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{`\000\001\002\003\004\005\006\007`, string([]byte{0, 1, 2, 3, 4, 5, 6, 7})},
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{`\a\b\f\n\r\t\v\\\?\'\"`, string([]byte{'\a', '\b', '\f', '\n', '\r', '\t', '\v', '\\', '?', '\'', '"'})},
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{`\x10\x20\x30\x40\x50\x60\x70\x80`, string([]byte{16, 32, 48, 64, 80, 96, 112, 128})},
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// variable length octal escapes
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{`\0\018\222\377\3\04\005\6\07`, string([]byte{0, 1, '8', 0222, 255, 3, 4, 5, 6, 7})},
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// malformed escape sequences left as is
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{"foo \\g bar", "foo \\g bar"},
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{"foo \\xg0 bar", "foo \\xg0 bar"},
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{"\\", "\\"},
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{"\\x", "\\x"},
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{"\\xf", "\\xf"},
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{"\\777", "\\777"}, // overflows byte
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}
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for _, tc := range tests {
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s := unescape(tc.in)
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if s != tc.out {
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t.Errorf("doUnescape(%q) = %q; should have been %q", tc.in, s, tc.out)
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}
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}
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}
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