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// Copyright 2020 The gVisor 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.
//go:build arm64
// +build arm64
package cpuid
import (
"testing"
)
var justFP = &FeatureSet{
Set: map[Feature]bool{
ARM64FeatureFP: true,
}}
func TestHostFeatureSet(t *testing.T) {
hostFeatures := HostFeatureSet()
if len(hostFeatures.Set) == 0 {
t.Errorf("Got invalid feature set %v from HostFeatureSet()", hostFeatures)
}
}
func TestHasFeature(t *testing.T) {
if !justFP.HasFeature(ARM64FeatureFP) {
t.Errorf("HasFeature failed, %v should contain %v", justFP, ARM64FeatureFP)
}
if justFP.HasFeature(ARM64FeatureSM3) {
t.Errorf("HasFeature failed, %v should not contain %v", justFP, ARM64FeatureSM3)
}
}
func TestFeatureFromString(t *testing.T) {
f, ok := FeatureFromString("asimd")
if f != ARM64FeatureASIMD || !ok {
t.Errorf("got %v want asimd", f)
}
f, ok = FeatureFromString("bad")
if ok {
t.Errorf("got %v want nothing", f)
}
}
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