Move deps from _workspace/ to vendor/

godep restore
pushd $GOPATH/src/github.com/appc/spec
git co master
popd
go get go4.org/errorutil
rm -rf Godeps
godep save ./...
git add vendor
git add -f $(git ls-files --other vendor/)
git co -- Godeps/LICENSES Godeps/.license_file_state Godeps/OWNERS

vendor/github.com/google/cadvisor/storage/test/mock.go

@@ -0,0 +1,39 @@
+// Copyright 2014 Google Inc. All Rights Reserved.
+//
+// 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 test
+
+import (
+	info "github.com/google/cadvisor/info/v1"
+
+	"github.com/stretchr/testify/mock"
+)
+
+type MockStorageDriver struct {
+	mock.Mock
+	MockCloseMethod bool
+}
+
+func (self *MockStorageDriver) AddStats(ref info.ContainerReference, stats *info.ContainerStats) error {
+	args := self.Called(ref, stats)
+	return args.Error(0)
+}
+
+func (self *MockStorageDriver) Close() error {
+	if self.MockCloseMethod {
+		args := self.Called()
+		return args.Error(0)
+	}
+	return nil
+}

vendor/github.com/google/cadvisor/storage/test/storagetests.go

@@ -0,0 +1,138 @@
+// Copyright 2014 Google Inc. All Rights Reserved.
+//
+// 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 test
+
+import (
+	"math/rand"
+	"reflect"
+	"testing"
+	"time"
+
+	info "github.com/google/cadvisor/info/v1"
+	"github.com/google/cadvisor/storage"
+)
+
+type TestStorageDriver interface {
+	StatsEq(a *info.ContainerStats, b *info.ContainerStats) bool
+	storage.StorageDriver
+}
+
+func buildTrace(cpu, mem []uint64, duration time.Duration) []*info.ContainerStats {
+	if len(cpu) != len(mem) {
+		panic("len(cpu) != len(mem)")
+	}
+
+	ret := make([]*info.ContainerStats, len(cpu))
+	currentTime := time.Now()
+
+	var cpuTotalUsage uint64 = 0
+	for i, cpuUsage := range cpu {
+		cpuTotalUsage += cpuUsage
+		stats := new(info.ContainerStats)
+		stats.Timestamp = currentTime
+		currentTime = currentTime.Add(duration)
+
+		stats.Cpu.Usage.Total = cpuTotalUsage
+		stats.Cpu.Usage.User = stats.Cpu.Usage.Total
+		stats.Cpu.Usage.System = 0
+		stats.Cpu.Usage.PerCpu = []uint64{cpuTotalUsage}
+
+		stats.Memory.Usage = mem[i]
+
+		stats.Network.RxBytes = uint64(rand.Intn(10000))
+		stats.Network.RxErrors = uint64(rand.Intn(1000))
+		stats.Network.TxBytes = uint64(rand.Intn(100000))
+		stats.Network.TxErrors = uint64(rand.Intn(1000))
+
+		stats.Filesystem = make([]info.FsStats, 1)
+		stats.Filesystem[0].Device = "/dev/sda1"
+		stats.Filesystem[0].Limit = 1024000000
+		stats.Filesystem[0].Usage = 1024000
+		ret[i] = stats
+	}
+	return ret
+}
+
+func TimeEq(t1, t2 time.Time, tolerance time.Duration) bool {
+	// t1 should not be later than t2
+	if t1.After(t2) {
+		t1, t2 = t2, t1
+	}
+	diff := t2.Sub(t1)
+	if diff <= tolerance {
+		return true
+	}
+	return false
+}
+
+const (
+	// 10ms, i.e. 0.01s
+	timePrecision time.Duration = 10 * time.Millisecond
+)
+
+// This function is useful because we do not require precise time
+// representation.
+func DefaultStatsEq(a, b *info.ContainerStats) bool {
+	if !TimeEq(a.Timestamp, b.Timestamp, timePrecision) {
+		return false
+	}
+	if !reflect.DeepEqual(a.Cpu, b.Cpu) {
+		return false
+	}
+	if !reflect.DeepEqual(a.Memory, b.Memory) {
+		return false
+	}
+	if !reflect.DeepEqual(a.Network, b.Network) {
+		return false
+	}
+	if !reflect.DeepEqual(a.Filesystem, b.Filesystem) {
+		return false
+	}
+
+	return true
+}
+
+// This function will generate random stats and write
+// them into the storage. The function will not close the driver
+func StorageDriverFillRandomStatsFunc(
+	containerName string,
+	N int,
+	driver TestStorageDriver,
+	t *testing.T,
+) {
+	cpuTrace := make([]uint64, 0, N)
+	memTrace := make([]uint64, 0, N)
+
+	// We need N+1 observations to get N samples
+	for i := 0; i < N+1; i++ {
+		cpuTrace = append(cpuTrace, uint64(rand.Intn(1000)))
+		memTrace = append(memTrace, uint64(rand.Intn(1000)))
+	}
+
+	samplePeriod := 1 * time.Second
+
+	ref := info.ContainerReference{
+		Name: containerName,
+	}
+
+	trace := buildTrace(cpuTrace, memTrace, samplePeriod)
+
+	for _, stats := range trace {
+		err := driver.AddStats(ref, stats)
+		if err != nil {
+			t.Fatalf("unable to add stats: %v", err)
+		}
+	}
+}