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// Go support for Protocol Buffers - Google's data interchange format
//
// Copyright 2016 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 ptypes
import (
"math"
"testing"
"time"
"github.com/golang/protobuf/proto"
durpb "github.com/golang/protobuf/ptypes/duration"
)
const (
minGoSeconds = math.MinInt64 / int64(1e9)
maxGoSeconds = math.MaxInt64 / int64(1e9)
)
var durationTests = []struct {
proto *durpb.Duration
isValid bool
inRange bool
dur time.Duration
}{
// The zero duration.
{&durpb.Duration{Seconds: 0, Nanos: 0}, true, true, 0},
// Some ordinary non-zero durations.
{&durpb.Duration{Seconds: 100, Nanos: 0}, true, true, 100 * time.Second},
{&durpb.Duration{Seconds: -100, Nanos: 0}, true, true, -100 * time.Second},
{&durpb.Duration{Seconds: 100, Nanos: 987}, true, true, 100*time.Second + 987},
{&durpb.Duration{Seconds: -100, Nanos: -987}, true, true, -(100*time.Second + 987)},
// The largest duration representable in Go.
{&durpb.Duration{Seconds: maxGoSeconds, Nanos: int32(math.MaxInt64 - 1e9*maxGoSeconds)}, true, true, math.MaxInt64},
// The smallest duration representable in Go.
{&durpb.Duration{Seconds: minGoSeconds, Nanos: int32(math.MinInt64 - 1e9*minGoSeconds)}, true, true, math.MinInt64},
{nil, false, false, 0},
{&durpb.Duration{Seconds: -100, Nanos: 987}, false, false, 0},
{&durpb.Duration{Seconds: 100, Nanos: -987}, false, false, 0},
{&durpb.Duration{Seconds: math.MinInt64, Nanos: 0}, false, false, 0},
{&durpb.Duration{Seconds: math.MaxInt64, Nanos: 0}, false, false, 0},
// The largest valid duration.
{&durpb.Duration{Seconds: maxSeconds, Nanos: 1e9 - 1}, true, false, 0},
// The smallest valid duration.
{&durpb.Duration{Seconds: minSeconds, Nanos: -(1e9 - 1)}, true, false, 0},
// The smallest invalid duration above the valid range.
{&durpb.Duration{Seconds: maxSeconds + 1, Nanos: 0}, false, false, 0},
// The largest invalid duration below the valid range.
{&durpb.Duration{Seconds: minSeconds - 1, Nanos: -(1e9 - 1)}, false, false, 0},
// One nanosecond past the largest duration representable in Go.
{&durpb.Duration{Seconds: maxGoSeconds, Nanos: int32(math.MaxInt64-1e9*maxGoSeconds) + 1}, true, false, 0},
// One nanosecond past the smallest duration representable in Go.
{&durpb.Duration{Seconds: minGoSeconds, Nanos: int32(math.MinInt64-1e9*minGoSeconds) - 1}, true, false, 0},
// One second past the largest duration representable in Go.
{&durpb.Duration{Seconds: maxGoSeconds + 1, Nanos: int32(math.MaxInt64 - 1e9*maxGoSeconds)}, true, false, 0},
// One second past the smallest duration representable in Go.
{&durpb.Duration{Seconds: minGoSeconds - 1, Nanos: int32(math.MinInt64 - 1e9*minGoSeconds)}, true, false, 0},
}
func TestValidateDuration(t *testing.T) {
for _, test := range durationTests {
err := validateDuration(test.proto)
gotValid := (err == nil)
if gotValid != test.isValid {
t.Errorf("validateDuration(%v) = %t, want %t", test.proto, gotValid, test.isValid)
}
}
}
func TestDuration(t *testing.T) {
for _, test := range durationTests {
got, err := Duration(test.proto)
gotOK := (err == nil)
wantOK := test.isValid && test.inRange
if gotOK != wantOK {
t.Errorf("Duration(%v) ok = %t, want %t", test.proto, gotOK, wantOK)
}
if err == nil && got != test.dur {
t.Errorf("Duration(%v) = %v, want %v", test.proto, got, test.dur)
}
}
}
func TestDurationProto(t *testing.T) {
for _, test := range durationTests {
if test.isValid && test.inRange {
got := DurationProto(test.dur)
if !proto.Equal(got, test.proto) {
t.Errorf("DurationProto(%v) = %v, want %v", test.dur, got, test.proto)
}
}
}
}
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