Switch to github.com/golang/dep for vendoring

Signed-off-by: Mrunal Patel <mrunalp@gmail.com>

vendor/k8s.io/apimachinery/pkg/util/rand/rand.go

@@ -0,0 +1,85 @@
+/*
+Copyright 2015 The Kubernetes Authors.
+
+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 rand provides utilities related to randomization.
+package rand
+
+import (
+	"math/rand"
+	"sync"
+	"time"
+)
+
+var rng = struct {
+	sync.Mutex
+	rand *rand.Rand
+}{
+	rand: rand.New(rand.NewSource(time.Now().UTC().UnixNano())),
+}
+
+// Intn generates an integer in range [0,max).
+// By design this should panic if input is invalid, <= 0.
+func Intn(max int) int {
+	rng.Lock()
+	defer rng.Unlock()
+	return rng.rand.Intn(max)
+}
+
+// IntnRange generates an integer in range [min,max).
+// By design this should panic if input is invalid, <= 0.
+func IntnRange(min, max int) int {
+	rng.Lock()
+	defer rng.Unlock()
+	return rng.rand.Intn(max-min) + min
+}
+
+// IntnRange generates an int64 integer in range [min,max).
+// By design this should panic if input is invalid, <= 0.
+func Int63nRange(min, max int64) int64 {
+	rng.Lock()
+	defer rng.Unlock()
+	return rng.rand.Int63n(max-min) + min
+}
+
+// Seed seeds the rng with the provided seed.
+func Seed(seed int64) {
+	rng.Lock()
+	defer rng.Unlock()
+
+	rng.rand = rand.New(rand.NewSource(seed))
+}
+
+// Perm returns, as a slice of n ints, a pseudo-random permutation of the integers [0,n)
+// from the default Source.
+func Perm(n int) []int {
+	rng.Lock()
+	defer rng.Unlock()
+	return rng.rand.Perm(n)
+}
+
+// We omit vowels from the set of available characters to reduce the chances
+// of "bad words" being formed.
+var alphanums = []rune("bcdfghjklmnpqrstvwxz0123456789")
+
+// String generates a random alphanumeric string, without vowels, which is n
+// characters long.  This will panic if n is less than zero.
+func String(length int) string {
+	b := make([]rune, length)
+	for i := range b {
+		b[i] = alphanums[Intn(len(alphanums))]
+	}
+	return string(b)
+}

vendor/k8s.io/apimachinery/pkg/util/rand/rand_test.go

@@ -0,0 +1,101 @@
+/*
+Copyright 2015 The Kubernetes Authors.
+
+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 rand
+
+import (
+	"math/rand"
+	"strings"
+	"testing"
+)
+
+const (
+	maxRangeTestCount = 500
+)
+
+func TestString(t *testing.T) {
+	valid := "0123456789abcdefghijklmnopqrstuvwxyz"
+	for _, l := range []int{0, 1, 2, 10, 123} {
+		s := String(l)
+		if len(s) != l {
+			t.Errorf("expected string of size %d, got %q", l, s)
+		}
+		for _, c := range s {
+			if !strings.ContainsRune(valid, c) {
+				t.Errorf("expected valid charaters, got %v", c)
+			}
+		}
+	}
+}
+
+// Confirm that panic occurs on invalid input.
+func TestRangePanic(t *testing.T) {
+	defer func() {
+		if err := recover(); err == nil {
+			t.Errorf("Panic didn't occur!")
+		}
+	}()
+	// Should result in an error...
+	Intn(0)
+}
+
+func TestIntn(t *testing.T) {
+	// 0 is invalid.
+	for _, max := range []int{1, 2, 10, 123} {
+		inrange := Intn(max)
+		if inrange < 0 || inrange > max {
+			t.Errorf("%v out of range (0,%v)", inrange, max)
+		}
+	}
+}
+
+func TestPerm(t *testing.T) {
+	Seed(5)
+	rand.Seed(5)
+	for i := 1; i < 20; i++ {
+		actual := Perm(i)
+		expected := rand.Perm(i)
+		for j := 0; j < i; j++ {
+			if actual[j] != expected[j] {
+				t.Errorf("Perm call result is unexpected")
+			}
+		}
+	}
+}
+
+func TestIntnRange(t *testing.T) {
+	// 0 is invalid.
+	for min, max := range map[int]int{1: 2, 10: 123, 100: 500} {
+		for i := 0; i < maxRangeTestCount; i++ {
+			inrange := IntnRange(min, max)
+			if inrange < min || inrange >= max {
+				t.Errorf("%v out of range (%v,%v)", inrange, min, max)
+			}
+		}
+	}
+}
+
+func TestInt63nRange(t *testing.T) {
+	// 0 is invalid.
+	for min, max := range map[int64]int64{1: 2, 10: 123, 100: 500} {
+		for i := 0; i < maxRangeTestCount; i++ {
+			inrange := Int63nRange(min, max)
+			if inrange < min || inrange >= max {
+				t.Errorf("%v out of range (%v,%v)", inrange, min, max)
+			}
+		}
+	}
+}