hybridgroup.gobot/drivers/i2c/mpu6050_driver_test.go

60 lines
1.4 KiB
Go

package i2c
import (
"strings"
"testing"
"time"
"gobot.io/x/gobot"
"gobot.io/x/gobot/gobottest"
)
var _ gobot.Driver = (*MPU6050Driver)(nil)
// --------- HELPERS
func initTestMPU6050Driver() (driver *MPU6050Driver) {
driver, _ = initTestMPU6050DriverWithStubbedAdaptor()
return
}
func initTestMPU6050DriverWithStubbedAdaptor() (*MPU6050Driver, *i2cTestAdaptor) {
adaptor := newI2cTestAdaptor()
return NewMPU6050Driver(adaptor), adaptor
}
// --------- TESTS
func TestNewMPU6050Driver(t *testing.T) {
// Does it return a pointer to an instance of MPU6050Driver?
var bm interface{} = NewMPU6050Driver(newI2cTestAdaptor())
_, ok := bm.(*MPU6050Driver)
if !ok {
t.Errorf("NewMPU6050Driver() should have returned a *MPU6050Driver")
}
}
func TestMPU6050Driver(t *testing.T) {
mpu := initTestMPU6050Driver()
gobottest.Refute(t, mpu.Connection(), nil)
gobottest.Assert(t, mpu.interval, 10*time.Millisecond)
mpu = NewMPU6050Driver(newI2cTestAdaptor(), WithBus(2))
gobottest.Assert(t, mpu.GetBusOrDefault(1), 2)
gobottest.Refute(t, mpu.Connection(), nil)
gobottest.Assert(t, strings.HasPrefix(mpu.Name(), "MPU6050"), true)
}
// Methods
func TestMPU6050DriverStart(t *testing.T) {
mpu := initTestMPU6050Driver()
gobottest.Assert(t, mpu.Start(), nil)
}
func TestMPU6050DriverHalt(t *testing.T) {
mpu := initTestMPU6050Driver()
gobottest.Assert(t, mpu.Halt(), nil)
}