// Source: https://github.com/distribution/distribution

// Copyright 2014 https://github.com/distribution/distribution 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 dcontext

import "testing"

func TestVersionContext(t *testing.T) {
	ctx := Background()

	if GetVersion(ctx) != "" {
		t.Fatalf("context should not yet have a version")
	}

	expected := "2.1-whatever"
	ctx = WithVersion(ctx, expected)
	version := GetVersion(ctx)

	if version != expected {
		t.Fatalf("version was not set: %q != %q", version, expected)
	}
}