Revert "update to use containerd seccomp package"

This reverts commit 4f8e065faf055d3f0463a92622297ca3afac07f4.

vendor/google.golang.org/grpc/metadata/metadata_test.go

@@ -1,125 +0,0 @@
-/*
- *
- * Copyright 2014 gRPC 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 metadata
-
-import (
-	"reflect"
-	"testing"
-
-	"golang.org/x/net/context"
-)
-
-func TestPairsMD(t *testing.T) {
-	for _, test := range []struct {
-		// input
-		kv []string
-		// output
-		md MD
-	}{
-		{[]string{}, MD{}},
-		{[]string{"k1", "v1", "k1", "v2"}, MD{"k1": []string{"v1", "v2"}}},
-	} {
-		md := Pairs(test.kv...)
-		if !reflect.DeepEqual(md, test.md) {
-			t.Fatalf("Pairs(%v) = %v, want %v", test.kv, md, test.md)
-		}
-	}
-}
-
-func TestCopy(t *testing.T) {
-	const key, val = "key", "val"
-	orig := Pairs(key, val)
-	copy := orig.Copy()
-	if !reflect.DeepEqual(orig, copy) {
-		t.Errorf("copied value not equal to the original, got %v, want %v", copy, orig)
-	}
-	orig[key][0] = "foo"
-	if v := copy[key][0]; v != val {
-		t.Errorf("change in original should not affect copy, got %q, want %q", v, val)
-	}
-}
-
-func TestJoin(t *testing.T) {
-	for _, test := range []struct {
-		mds  []MD
-		want MD
-	}{
-		{[]MD{}, MD{}},
-		{[]MD{Pairs("foo", "bar")}, Pairs("foo", "bar")},
-		{[]MD{Pairs("foo", "bar"), Pairs("foo", "baz")}, Pairs("foo", "bar", "foo", "baz")},
-		{[]MD{Pairs("foo", "bar"), Pairs("foo", "baz"), Pairs("zip", "zap")}, Pairs("foo", "bar", "foo", "baz", "zip", "zap")},
-	} {
-		md := Join(test.mds...)
-		if !reflect.DeepEqual(md, test.want) {
-			t.Errorf("context's metadata is %v, want %v", md, test.want)
-		}
-	}
-}
-
-func TestAppendToOutgoingContext(t *testing.T) {
-	// Pre-existing metadata
-	ctx := NewOutgoingContext(context.Background(), Pairs("k1", "v1", "k2", "v2"))
-	ctx = AppendToOutgoingContext(ctx, "k1", "v3")
-	ctx = AppendToOutgoingContext(ctx, "k1", "v4")
-	md, ok := FromOutgoingContext(ctx)
-	if !ok {
-		t.Errorf("Expected MD to exist in ctx, but got none")
-	}
-	want := Pairs("k1", "v1", "k1", "v3", "k1", "v4", "k2", "v2")
-	if !reflect.DeepEqual(md, want) {
-		t.Errorf("context's metadata is %v, want %v", md, want)
-	}
-
-	// No existing metadata
-	ctx = AppendToOutgoingContext(context.Background(), "k1", "v1")
-	md, ok = FromOutgoingContext(ctx)
-	if !ok {
-		t.Errorf("Expected MD to exist in ctx, but got none")
-	}
-	want = Pairs("k1", "v1")
-	if !reflect.DeepEqual(md, want) {
-		t.Errorf("context's metadata is %v, want %v", md, want)
-	}
-}
-
-// Old/slow approach to adding metadata to context
-func Benchmark_AddingMetadata_ContextManipulationApproach(b *testing.B) {
-	for n := 0; n < b.N; n++ {
-		ctx := context.Background()
-		md, _ := FromOutgoingContext(ctx)
-		NewOutgoingContext(ctx, Join(Pairs("k1", "v1", "k2", "v2"), md))
-	}
-}
-
-// Newer/faster approach to adding metadata to context
-func BenchmarkAppendToOutgoingContext(b *testing.B) {
-	for n := 0; n < b.N; n++ {
-		AppendToOutgoingContext(context.Background(), "k1", "v1", "k2", "v2")
-	}
-}
-
-func BenchmarkFromOutgoingContext(b *testing.B) {
-	ctx := context.Background()
-	ctx = NewOutgoingContext(ctx, MD{"k3": {"v3", "v4"}})
-	ctx = AppendToOutgoingContext(ctx, "k1", "v1", "k2", "v2")
-
-	for n := 0; n < b.N; n++ {
-		FromOutgoingContext(ctx)
-	}
-}