func TestContext(t *testing.T) {
/* Host/device data structures */
var platforms []ocl.Platform
var devices []ocl.Device
var context ocl.Context
var err error
var ref_count interface{}
user_data := []byte("Hello, I am callback")
t2 = t
/* Identify a platform */
if platforms, err = ocl.GetPlatforms(); err != nil {
t.Errorf(err.Error())
return
}
/* Determine connected devices */
if devices, err = platforms[0].GetDevices(cl.CL_DEVICE_TYPE_GPU); err != nil {
if devices, err = platforms[0].GetDevices(cl.CL_DEVICE_TYPE_CPU); err != nil {
t.Errorf(err.Error())
return
}
}
/* Create the context */
if context, err = devices[0].CreateContext(nil, my_contex_notify, unsafe.Pointer(&user_data)); err != nil {
t.Errorf(err.Error())
return
}
defer context.Release()
/* Get the reference count */
if ref_count, err = context.GetInfo(cl.CL_CONTEXT_REFERENCE_COUNT); err != nil {
t.Errorf(err.Error())
return
}
t.Logf("Initial reference count: %d\n", ref_count.(cl.CL_uint))
/* Update and display the reference count */
context.Retain()
if ref_count, err = context.GetInfo(cl.CL_CONTEXT_REFERENCE_COUNT); err != nil {
t.Errorf(err.Error())
return
}
t.Logf("Reference count: %d\n", ref_count.(cl.CL_uint))
context.Release()
if ref_count, err = context.GetInfo(cl.CL_CONTEXT_REFERENCE_COUNT); err != nil {
t.Errorf(err.Error())
return
}
t.Logf("Reference count: %d\n", ref_count.(cl.CL_uint))
}
