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// Copyright (c) 2020 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package atomic
import (
"encoding/json"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestDuration(t *testing.T) {
atom := NewDuration(5 * time.Minute)
require.Equal(t, 5*time.Minute, atom.Load(), "Load didn't work.")
require.Equal(t, 6*time.Minute, atom.Add(time.Minute), "Add didn't work.")
require.Equal(t, 4*time.Minute, atom.Sub(2*time.Minute), "Sub didn't work.")
require.True(t, atom.CAS(4*time.Minute, time.Minute), "CAS didn't report a swap.")
require.Equal(t, time.Minute, atom.Load(), "CAS didn't set the correct value.")
require.Equal(t, time.Minute, atom.Swap(2*time.Minute), "Swap didn't return the old value.")
require.Equal(t, 2*time.Minute, atom.Load(), "Swap didn't set the correct value.")
atom.Store(10 * time.Minute)
require.Equal(t, 10*time.Minute, atom.Load(), "Store didn't set the correct value.")
t.Run("JSON/Marshal", func(t *testing.T) {
atom.Store(time.Second)
bytes, err := json.Marshal(atom)
require.NoError(t, err, "json.Marshal errored unexpectedly.")
require.Equal(t, []byte("1000000000"), bytes, "json.Marshal encoded the wrong bytes.")
})
t.Run("JSON/Unmarshal", func(t *testing.T) {
err := json.Unmarshal([]byte("1000000000"), &atom)
require.NoError(t, err, "json.Unmarshal errored unexpectedly.")
require.Equal(t, time.Second, atom.Load(), "json.Unmarshal didn't set the correct value.")
})
t.Run("JSON/Unmarshal/Error", func(t *testing.T) {
err := json.Unmarshal([]byte("\"1000000000\""), &atom)
require.Error(t, err, "json.Unmarshal didn't error as expected.")
assertErrorJSONUnmarshalType(t, err,
"json.Unmarshal failed with unexpected error %v, want UnmarshalTypeError.", err)
})
t.Run("String", func(t *testing.T) {
assert.Equal(t, "42s", NewDuration(42*time.Second).String(),
"String() returned an unexpected value.")
})
}
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