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// SPDX-License-Identifier: BSD-3-Clause
//go:build darwin
package mem
import (
"strconv"
"strings"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestVirtualMemoryDarwin(t *testing.T) {
v, err := VirtualMemory()
require.NoError(t, err)
outBytes, err := invoke.Command("/usr/sbin/sysctl", "hw.memsize")
require.NoError(t, err)
outString := string(outBytes)
outString = strings.TrimSpace(outString)
outParts := strings.Split(outString, " ")
actualTotal, err := strconv.ParseInt(outParts[1], 10, 64)
require.NoError(t, err)
assert.Equal(t, uint64(actualTotal), v.Total)
assert.Positive(t, v.Available)
assert.Equal(t, v.Available, v.Free+v.Inactive, "%v", v)
assert.Positive(t, v.Used)
assert.Less(t, v.Used, v.Total)
assert.Positive(t, v.UsedPercent)
assert.Less(t, v.UsedPercent, 100.0)
assert.Positive(t, v.Free)
assert.Less(t, v.Free, v.Available)
assert.Positive(t, v.Active)
assert.Less(t, v.Active, v.Total)
assert.Positive(t, v.Inactive)
assert.Less(t, v.Inactive, v.Total)
assert.Positive(t, v.Wired)
assert.Less(t, v.Wired, v.Total)
}
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