| // Copyright 2016 Matt T. Proud |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package pbutil |
| |
| import ( |
| "bytes" |
| "io" |
| "testing" |
| "testing/iotest" |
| ) |
| |
| func TestReadDelimitedIllegalVarint(t *testing.T) { |
| t.Parallel() |
| var tests = []struct { |
| in []byte |
| n int |
| err error |
| }{ |
| { |
| in: []byte{255, 255, 255, 255, 255}, |
| n: 5, |
| err: errInvalidVarint, |
| }, |
| { |
| in: []byte{255, 255, 255, 255, 255, 255}, |
| n: 5, |
| err: errInvalidVarint, |
| }, |
| } |
| for _, test := range tests { |
| n, err := ReadDelimited(bytes.NewReader(test.in), nil) |
| if got, want := n, test.n; got != want { |
| t.Errorf("ReadDelimited(%#v, nil) = %#v, ?; want = %v#, ?", test.in, got, want) |
| } |
| if got, want := err, test.err; got != want { |
| t.Errorf("ReadDelimited(%#v, nil) = ?, %#v; want = ?, %#v", test.in, got, want) |
| } |
| } |
| } |
| |
| func TestReadDelimitedPrematureHeader(t *testing.T) { |
| t.Parallel() |
| var data = []byte{128, 5} // 256 + 256 + 128 |
| n, err := ReadDelimited(bytes.NewReader(data[0:1]), nil) |
| if got, want := n, 1; got != want { |
| t.Errorf("ReadDelimited(%#v, nil) = %#v, ?; want = %v#, ?", data[0:1], got, want) |
| } |
| if got, want := err, io.EOF; got != want { |
| t.Errorf("ReadDelimited(%#v, nil) = ?, %#v; want = ?, %#v", data[0:1], got, want) |
| } |
| } |
| |
| func TestReadDelimitedPrematureBody(t *testing.T) { |
| t.Parallel() |
| var data = []byte{128, 5, 0, 0, 0} // 256 + 256 + 128 |
| n, err := ReadDelimited(bytes.NewReader(data[:]), nil) |
| if got, want := n, 5; got != want { |
| t.Errorf("ReadDelimited(%#v, nil) = %#v, ?; want = %v#, ?", data, got, want) |
| } |
| if got, want := err, io.ErrUnexpectedEOF; got != want { |
| t.Errorf("ReadDelimited(%#v, nil) = ?, %#v; want = ?, %#v", data, got, want) |
| } |
| } |
| |
| func TestReadDelimitedPrematureHeaderIncremental(t *testing.T) { |
| t.Parallel() |
| var data = []byte{128, 5} // 256 + 256 + 128 |
| n, err := ReadDelimited(iotest.OneByteReader(bytes.NewReader(data[0:1])), nil) |
| if got, want := n, 1; got != want { |
| t.Errorf("ReadDelimited(%#v, nil) = %#v, ?; want = %v#, ?", data[0:1], got, want) |
| } |
| if got, want := err, io.EOF; got != want { |
| t.Errorf("ReadDelimited(%#v, nil) = ?, %#v; want = ?, %#v", data[0:1], got, want) |
| } |
| } |
| |
| func TestReadDelimitedPrematureBodyIncremental(t *testing.T) { |
| t.Parallel() |
| var data = []byte{128, 5, 0, 0, 0} // 256 + 256 + 128 |
| n, err := ReadDelimited(iotest.OneByteReader(bytes.NewReader(data[:])), nil) |
| if got, want := n, 5; got != want { |
| t.Errorf("ReadDelimited(%#v, nil) = %#v, ?; want = %v#, ?", data, got, want) |
| } |
| if got, want := err, io.ErrUnexpectedEOF; got != want { |
| t.Errorf("ReadDelimited(%#v, nil) = ?, %#v; want = ?, %#v", data, got, want) |
| } |
| } |