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// SPDX-License-Identifier: GPL-3.0-or-later
package filelock
import (
"os"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestNew(t *testing.T) {
assert.NotNil(t, New(""))
}
func TestLocker_Lock(t *testing.T) {
tests := map[string]func(t *testing.T, dir string){
"register a lock": func(t *testing.T, dir string) {
reg := New(dir)
ok, err := reg.Lock("name")
assert.True(t, ok)
assert.NoError(t, err)
},
"register the same lock twice": func(t *testing.T, dir string) {
reg := New(dir)
ok, err := reg.Lock("name")
require.True(t, ok)
require.NoError(t, err)
ok, err = reg.Lock("name")
assert.True(t, ok)
assert.NoError(t, err)
},
"failed to register locked by other process lock": func(t *testing.T, dir string) {
reg1 := New(dir)
reg2 := New(dir)
ok, err := reg1.Lock("name")
require.True(t, ok)
require.NoError(t, err)
ok, err = reg2.Lock("name")
assert.False(t, ok)
assert.NoError(t, err)
},
"failed to register because a directory doesnt exist": func(t *testing.T, dir string) {
reg := New(dir + dir)
ok, err := reg.Lock("name")
assert.False(t, ok)
assert.Error(t, err)
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
dir, err := os.MkdirTemp(os.TempDir(), "netdata-go-test-file-lock-registry")
require.NoError(t, err)
defer func() { require.NoError(t, os.RemoveAll(dir)) }()
test(t, dir)
})
}
}
func TestLocker_Unlock(t *testing.T) {
tests := map[string]func(t *testing.T, dir string){
"unregister a lock": func(t *testing.T, dir string) {
reg := New(dir)
ok, err := reg.Lock("name")
require.True(t, ok)
require.NoError(t, err)
reg.Unlock("name")
assert.False(t, reg.isLocked("name"))
},
"unregister not registered lock": func(t *testing.T, dir string) {
reg := New(dir)
reg.Unlock("name")
assert.False(t, reg.isLocked("name"))
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
dir, err := os.MkdirTemp(os.TempDir(), "netdata-go-test-file-lock-registry")
require.NoError(t, err)
defer func() { require.NoError(t, os.RemoveAll(dir)) }()
test(t, dir)
})
}
}
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