func DirectedGraphArcsFilterSpec(c gospec.Context) {
gr := NewDirectedMap()
gr.AddArc(1, 2)
gr.AddArc(2, 3)
gr.AddArc(3, 4)
gr.AddArc(2, 4)
gr.AddArc(4, 5)
gr.AddArc(1, 6)
gr.AddArc(2, 6)
c.Specify("Single filtered arc", func() {
ftail := VertexId(2)
fhead := VertexId(3)
f := NewDirectedGraphArcFilter(gr, ftail, fhead)
c.Specify("shouldn't be checked", func() {
c.Expect(f.CheckArc(ftail, fhead), IsFalse)
})
c.Specify("shouldn't appear in accessors", func() {
c.Expect(CollectVertexes(f.GetAccessors(VertexId(ftail))), Not(Contains), fhead)
})
c.Specify("shouldn't appear in predecessors", func() {
c.Expect(CollectVertexes(f.GetPredecessors(VertexId(fhead))), Not(Contains), ftail)
})
c.Specify("shouldn't appear in iterator", func() {
for conn := range f.ArcsIter() {
c.Expect(conn.Tail == ftail && conn.Head == fhead, IsFalse)
}
})
})
}
func Alloc3dSpec(c gospec.Context) {
d100x20x10 := Alloc3d(100, 20, 10)
c.Specify("Allocates the appropriate memory for 3d arrays.", func() {
c.Expect(len(d100x20x10), gospec.Equals, 100)
for _, v := range d100x20x10 {
c.Expect(len(v), gospec.Equals, 20)
for _, v := range v {
c.Expect(len(v), gospec.Equals, 10)
}
}
counter := 0.0
for i := range d100x20x10 {
for j := range d100x20x10[i] {
for k := range d100x20x10[i][j] {
d100x20x10[i][j][k] = complex(counter, 0)
counter += 1.0
}
}
}
counter = 0.0
for i := range d100x20x10 {
for j := range d100x20x10[i] {
for k := range d100x20x10[i][j] {
c.Expect(real(d100x20x10[i][j][k]), gospec.Equals, counter)
counter += 1.0
}
}
}
})
}
func ActionSpec(c gospec.Context) {
game.RegisterActions()
c.Specify("Actions are loaded properly.", func() {
basic := game.MakeAction("Basic Test")
_, ok := basic.(*actions.BasicAttack)
c.Expect(ok, Equals, true)
})
c.Specify("Actions can be gobbed without loss of type.", func() {
buf := bytes.NewBuffer(nil)
enc := gob.NewEncoder(buf)
var as []game.Action
as = append(as, game.MakeAction("Move Test"))
as = append(as, game.MakeAction("Basic Test"))
err := enc.Encode(as)
c.Assume(err, Equals, nil)
dec := gob.NewDecoder(buf)
var as2 []game.Action
err = dec.Decode(&as2)
c.Assume(err, Equals, nil)
_, ok := as2[0].(*actions.Move)
c.Expect(ok, Equals, true)
_, ok = as2[1].(*actions.BasicAttack)
c.Expect(ok, Equals, true)
})
}
func LoadSpriteSpec(c gospec.Context) {
c.Specify("Sample sprite loads correctly", func() {
s, err := sprite.LoadSprite("test_sprite")
c.Expect(err, Equals, nil)
for i := 0; i < 2000; i++ {
s.Think(50)
}
s.Command("defend")
s.Command("undamaged")
s.Command("defend")
s.Command("undamaged")
for i := 0; i < 3000; i++ {
s.Think(50)
}
s.Command("turn_right")
s.Command("turn_right")
s.Command("turn_right")
s.Command("turn_right")
s.Command("turn_right")
s.Command("turn_right")
s.Command("turn_left")
s.Command("turn_left")
s.Command("turn_right")
s.Command("turn_right")
s.Command("turn_right")
s.Command("turn_left")
s.Command("turn_left")
// s.Think(5000)
for i := 0; i < 300; i++ {
s.Think(50)
}
c.Expect(s.Facing(), Equals, 1)
})
}
func CommandNSpec(c gospec.Context) {
c.Specify("Sample sprite loads correctly", func() {
s, err := sprite.LoadSprite("test_sprite")
c.Expect(err, Equals, nil)
for i := 0; i < 2000; i++ {
s.Think(50)
}
s.CommandN([]string{
"turn_right",
"turn_right",
"turn_right",
"turn_right",
"turn_right",
"turn_right",
"turn_left",
"turn_left",
"turn_right",
"turn_right",
"turn_right",
"turn_left",
"turn_left"})
s.Think(5000)
c.Expect(s.Facing(), Equals, 1)
for i := 0; i < 3000; i++ {
s.Think(50)
}
})
}
func FFTR2CSpec(c gospec.Context) {
signal := make([]float64, 16)
F_signal := make([]complex128, 9)
for i := range signal {
signal[i] = math.Sin(float64(i) / float64(len(signal)) * math.Pi * 2)
}
forward := PlanDftR2C1d(signal, F_signal, Estimate)
forward.Execute()
c.Specify("Running a R2C transform doesn't destroy the input.", func() {
for i := range signal {
c.Expect(signal[i], gospec.Equals, math.Sin(float64(i)/float64(len(signal))*math.Pi*2))
}
})
c.Specify("Forward 1d Real to Complex FFT works properly.", func() {
c.Expect(real(F_signal[0]), gospec.IsWithin(1e-9), 0.0)
c.Expect(imag(F_signal[0]), gospec.IsWithin(1e-9), 0.0)
c.Expect(real(F_signal[1]), gospec.IsWithin(1e-9), 0.0)
c.Expect(imag(F_signal[1]), gospec.IsWithin(1e-9), -float64(len(signal))/2)
for i := 2; i < len(F_signal)-1; i++ {
c.Expect(real(F_signal[i]), gospec.IsWithin(1e-9), 0.0)
c.Expect(imag(F_signal[i]), gospec.IsWithin(1e-9), 0.0)
}
})
}
func ComplexOperationsSpec(c gospec.Context) {
c.Specify("Vec2.DistToLine() works.", func() {
centers := []linear.Vec2{
linear.Vec2{10, 12},
linear.Vec2{1, -9},
linear.Vec2{-100, -42},
linear.Vec2{0, 1232},
}
radiuses := []float64{3, 10.232, 435, 1}
thetas := []float64{0.001, 0.1, 1, 1.01, 0.034241, 0.789, 90, 179, 180}
angles := []float64{1.01, 1.0, 1.11111, 930142}
for _, center := range centers {
for _, radius := range radiuses {
for _, angle := range angles {
for _, theta := range thetas {
a := linear.Vec2{math.Cos(angle), math.Sin(angle)}
b := linear.Vec2{math.Cos(angle + theta), math.Sin(angle + theta)}
seg := linear.Seg2{a.Scale(radius).Add(center), b.Scale(radius).Add(center)}
dist := center.DistToLine(seg)
real_dist := radius * math.Cos(theta/2)
if real_dist < 0 {
real_dist = -real_dist
}
c.Expect(dist, IsWithin(1e-9), real_dist)
}
}
}
}
})
}
func PolySpec2(c gospec.Context) {
p := linear.Poly{
{-1, 0},
{-3, 0},
{0, 10},
{3, 0},
{1, 0},
{2, 1},
{-2, 1},
}
c.Specify("Check that exterior and interior segments of a polygon are correctly identified.", func() {
visible_exterior := []linear.Seg2{
linear.MakeSeg2(-1, 0, -3, 0),
linear.MakeSeg2(2, 1, -2, 1),
linear.MakeSeg2(3, 0, 1, 0),
}
visible_interior := []linear.Seg2{
linear.MakeSeg2(2, 1, -2, 1),
linear.MakeSeg2(-3, 0, 0, 10),
linear.MakeSeg2(0, 10, 3, 0),
linear.MakeSeg2(-1, 0, -3, 0),
linear.MakeSeg2(3, 0, 1, 0),
}
c.Expect(p.VisibleExterior(linear.Vec2{0, -10}), ContainsExactly, visible_exterior)
c.Expect(p.VisibleInterior(linear.Vec2{0, 5}), ContainsExactly, visible_interior)
})
}
func CMWCRandSpec(c gospec.Context) {
c.Specify("CMWC32 conforms properly to math/rand.Rand interface.", func() {
c1 := cmwc.MakeCmwc(3278470471, 4)
c2 := cmwc.MakeCmwc(3278470471, 4)
c1.Seed(1234)
c2.Seed(4321)
// Make sure that we don't generate numbers with the most significant
// bit set
for i := 0; i < 1000000; i++ {
v1 := c1.Int63()
c.Expect(v1 >= 0, Equals, true)
if v1 < 0 {
break
}
c2.Int63()
}
// Make sure that two generators with the same parameters, but in
// different states, are in the exact same state when seeded with
// the same seed.
c1.Seed(0xabcdef12)
c2.Seed(0xabcdef12)
for i := 0; i < 10000; i++ {
v1 := c1.Int63()
v2 := c2.Int63()
c.Expect(v1, Equals, v2)
if v1 != v2 {
break
}
}
})
}
func checkOrder(c gospec.Context, a adag, order []int) {
c.Expect(len(a), Equals, len(order))
c.Specify("Ordering contains all vertices exactly once", func() {
all := make(map[int]bool)
for _, v := range order {
all[v] = true
}
c.Expect(len(all), Equals, len(order))
for i := 0; i < len(a); i++ {
c.Expect(all[i], Equals, true)
}
})
c.Specify("Successors of a vertex always occur later in the ordering", func() {
for i := 0; i < len(order); i++ {
all := a.AllSuccessors(order[i])
for j := range order {
if i == j {
continue
}
succ, ok := all[order[j]]
if j < i {
c.Expect(!ok, Equals, true)
} else {
c.Expect(!ok || succ, Equals, true)
}
}
}
})
}
func MultiValueReturnSpec(c gospec.Context) {
c.Specify("Functions with zero or more than one return values work.", func() {
context := polish.MakeContext()
polish.AddIntMathContext(context)
rev3 := func(a, b, c int) (int, int, int) {
return c, b, a
}
context.AddFunc("rev3", rev3)
rev5 := func(a, b, c, d, e int) (int, int, int, int, int) {
return e, d, c, b, a
}
context.AddFunc("rev5", rev5)
res, err := context.Eval("- - - - rev5 rev3 1 2 rev3 4 5 6")
c.Assume(len(res), Equals, 1)
c.Assume(err, Equals, nil)
// - - - - rev5 rev3 1 2 rev3 4 5 6
// - - - - rev5 rev3 1 2 6 5 4
// - - - - rev5 6 2 1 5 4
// - - - - 4 5 1 2 6
// - - - -1 1 2 6
// - - -2 2 6
// - -4 6
// -10
c.Expect(int(res[0].Int()), Equals, -10)
})
}
func CheckDirectedPathSpec(c gospec.Context, checkPathFunction CheckDirectedPath) {
gr := generateDirectedGraph1()
c.Specify("Check path to self", func() {
c.Expect(checkPathFunction(gr, 1, 1, nil, SimpleWeightFunc), IsTrue)
c.Expect(checkPathFunction(gr, 6, 6, nil, SimpleWeightFunc), IsTrue)
})
c.Specify("Check neighbours path", func() {
c.Expect(checkPathFunction(gr, 1, 2, nil, SimpleWeightFunc), IsTrue)
c.Expect(checkPathFunction(gr, 2, 4, nil, SimpleWeightFunc), IsTrue)
c.Expect(checkPathFunction(gr, 1, 6, nil, SimpleWeightFunc), IsTrue)
})
c.Specify("Check reversed neighbours", func() {
c.Expect(checkPathFunction(gr, 6, 1, nil, SimpleWeightFunc), IsFalse)
c.Expect(checkPathFunction(gr, 4, 3, nil, SimpleWeightFunc), IsFalse)
c.Expect(checkPathFunction(gr, 5, 4, nil, SimpleWeightFunc), IsFalse)
})
c.Specify("Check long path", func() {
c.Expect(checkPathFunction(gr, 1, 6, nil, SimpleWeightFunc), IsTrue)
c.Expect(checkPathFunction(gr, 1, 5, nil, SimpleWeightFunc), IsTrue)
})
c.Specify("Check weight limit", func() {
c.Expect(checkPathFunction(gr, 1, 5, func(node VertexId, weight float64) bool {
return weight < 2.0
}, SimpleWeightFunc), IsFalse)
})
}
func MemcachedServerProcessSpecs(c gospec.Context) {
logger := log4go.NewDefaultLogger(log4go.CRITICAL)
c.Specify("[MemcachedServerProcess] Starts a new Memcached-Server", func() {
server, err := StartMemcachedServer(&logger)
defer server.Close()
c.Expect(err, gospec.Equals, nil)
c.Expect(server, gospec.Satisfies, server != nil)
c.Expect(server.logger, gospec.Equals, &logger)
c.Expect(server.port, gospec.Satisfies, server.port >= 1024)
c.Expect(server.cmd, gospec.Satisfies, nil != server.cmd)
c.Expect(server.connection, gospec.Satisfies, nil == server.connection)
})
c.Specify("[MemcachedServerProcess] Creates a connection to a Memcached-Server", func() {
server, err := StartMemcachedServer(&logger)
defer server.Close()
c.Expect(err, gospec.Equals, nil)
c.Expect(server, gospec.Satisfies, server != nil)
connection := server.Connection()
c.Expect(connection, gospec.Satisfies, nil != connection)
c.Expect(server.connection, gospec.Equals, connection)
err = connection.Open()
c.Expect(err, gospec.Equals, nil)
c.Expect(connection.IsOpen(), gospec.Equals, true)
})
}
func FFT1dSpec(c gospec.Context) {
signal := Alloc1d(16)
for i := range signal {
signal[i] = complex(float64(i), float64(-i))
}
forward := PlanDft1d(signal, signal, Forward, Estimate)
c.Specify("Creating a plan doesn't overwrite an existing array if fftw.Estimate is used.", func() {
for i := range signal {
c.Expect(signal[i], gospec.Equals, complex(float64(i), float64(-i)))
}
})
// A simple real cosine should result in transform with two spikes, one at S[1] and one at S[-1]
// The spikes should be real and have amplitude equal to len(S)/2 (because fftw doesn't normalize)
for i := range signal {
signal[i] = complex(math.Cos(float64(i)/float64(len(signal))*math.Pi*2), 0)
}
forward.Execute()
c.Specify("Forward 1d FFT works properly.", func() {
c.Expect(real(signal[0]), gospec.IsWithin(1e-9), 0.0)
c.Expect(imag(signal[0]), gospec.IsWithin(1e-9), 0.0)
c.Expect(real(signal[1]), gospec.IsWithin(1e-9), float64(len(signal))/2)
c.Expect(imag(signal[1]), gospec.IsWithin(1e-9), 0.0)
for i := 2; i < len(signal)-1; i++ {
c.Expect(real(signal[i]), gospec.IsWithin(1e-9), 0.0)
c.Expect(imag(signal[i]), gospec.IsWithin(1e-9), 0.0)
}
c.Expect(real(signal[len(signal)-1]), gospec.IsWithin(1e-9), float64(len(signal))/2)
c.Expect(imag(signal[len(signal)-1]), gospec.IsWithin(1e-9), 0.0)
})
}
func NewArray3Spec(c gospec.Context) {
d100x20x10 := NewArray3(100, 20, 10)
c.Specify("Allocates the appropriate memory for 3D arrays.", func() {
n0, n1, n2 := d100x20x10.Dims()
c.Expect(n0, gospec.Equals, 100)
c.Expect(n1, gospec.Equals, 20)
c.Expect(n2, gospec.Equals, 10)
var counter float32 = 0.0
for i := 0; i < n0; i++ {
for j := 0; j < n1; j++ {
for k := 0; k < n2; k++ {
d100x20x10.Set(i, j, k, complex(counter, 0))
counter += 1.0
}
}
}
counter = 0.0
for i := 0; i < n0; i++ {
for j := 0; j < n1; j++ {
for k := 0; k < n2; k++ {
c.Expect(real(d100x20x10.At(i, j, k)), gospec.Equals, counter)
counter += 1.0
}
}
}
})
}
func ChooserSpec(c gospec.Context) {
c.Specify("Choose on []int", func() {
a := []int{0, 1, 2, 3, 4, 5, 6, 7, 8, 9}
var b []int
b = algorithm.Choose(a, func(v interface{}) bool { return v.(int)%2 == 0 }).([]int)
c.Expect(b, ContainsInOrder, []int{0, 2, 4, 6, 8})
b = algorithm.Choose(a, func(v interface{}) bool { return v.(int)%2 == 1 }).([]int)
c.Expect(b, ContainsInOrder, []int{1, 3, 5, 7, 9})
b = algorithm.Choose(a, func(v interface{}) bool { return true }).([]int)
c.Expect(b, ContainsInOrder, a)
b = algorithm.Choose(a, func(v interface{}) bool { return false }).([]int)
c.Expect(b, ContainsInOrder, []int{})
b = algorithm.Choose([]int{}, func(v interface{}) bool { return false }).([]int)
c.Expect(b, ContainsInOrder, []int{})
})
c.Specify("Choose on []string", func() {
a := []string{"foo", "bar", "wing", "ding", "monkey", "machine"}
var b []string
b = algorithm.Choose(a, func(v interface{}) bool { return v.(string) > "foo" }).([]string)
c.Expect(b, ContainsInOrder, []string{"wing", "monkey", "machine"})
b = algorithm.Choose(a, func(v interface{}) bool { return v.(string) < "foo" }).([]string)
c.Expect(b, ContainsInOrder, []string{"bar", "ding"})
})
}
func InterfaceTypeRegistrySpec(c gospec.Context) {
c.Specify("Test that types containing interfaces are properly encoded.", func() {
var tr core.TypeRegistry
tr.Register(encodable6{})
tr.Register(BarerImpl1{})
tr.Register(BarerImpl2{})
tr.Complete()
v1 := encodable6{
Interface: BarerImpl1{10, "foo"},
}
v2 := encodable6{
Interface: BarerImpl2{3, 4},
}
b := bytes.NewBuffer(nil)
err := tr.Encode(v1, b)
c.Assume(err, gospec.Equals, error(nil))
err = tr.Encode(v2, b)
c.Assume(err, gospec.Equals, error(nil))
d1, err := tr.Decode(b)
c.Assume(err, gospec.Equals, error(nil))
d2, err := tr.Decode(b)
c.Assume(err, gospec.Equals, error(nil))
c1, ok := d1.(encodable6)
c.Assume(ok, gospec.Equals, true)
c.Expect(c1.Interface.Bar(), gospec.Equals, "10:foo")
c2, ok := d2.(encodable6)
c.Assume(ok, gospec.Equals, true)
c.Expect(c2.Interface.Bar(), gospec.Equals, "3:4")
})
}
func AxisSpec(c gospec.Context) {
input := gin.Make()
// TODO: This is the mouse x axis key, we need a constant for this or something
x := input.GetKey(300)
events := make([]gin.OsEvent, 0)
c.Specify("Axes aggregate press amts and report IsDown() properly.", func() {
injectEvent(&events, x.Id(), 1, 5)
injectEvent(&events, x.Id(), 10, 6)
injectEvent(&events, x.Id(), -3, 7)
input.Think(10, false, events)
c.Expect(x.FramePressAmt(), Equals, -3.0)
c.Expect(x.FramePressSum(), Equals, 8.0)
})
c.Specify("Axes can sum to zero and still be down.", func() {
input.Think(0, false, events)
events = events[0:0]
c.Expect(x.FramePressSum(), Equals, 0.0)
c.Expect(x.IsDown(), Equals, false)
injectEvent(&events, x.Id(), 5, 5)
injectEvent(&events, x.Id(), -5, 6)
input.Think(10, false, events)
events = events[0:0]
c.Expect(x.FramePressSum(), Equals, 0.0)
c.Expect(x.IsDown(), Equals, true)
input.Think(20, false, events)
c.Expect(x.FramePressSum(), Equals, 0.0)
c.Expect(x.IsDown(), Equals, false)
})
}
func FindPortSpecs(c gospec.Context) {
c.Specify("[findPort] Finds an open port", func() {
port, err := findPort()
c.Expect(err, gospec.Equals, nil)
c.Expect(port, gospec.Satisfies, port >= 1024)
})
}
// Helpers
func DecodePositionSpecs(c gospec.Context) {
c.Specify("[Decode] Decodes GeoHash to PreciseLocation + Error", func() {
value := Decode("ww8p1r4t8")
c.Expect(value.Location.Latitude, gospec.Satisfies, value.Location.Latitude >= 37.83 && value.Location.Latitude <= (37.84))
c.Expect(value.Location.Longitude, gospec.Satisfies, value.Location.Longitude >= 112.55 && value.Location.Longitude <= (112.56))
})
}
func PolyOverlapSpec(c gospec.Context) {
c.Specify("Check that ConvexPolysOverlap() works properly.", func() {
// p0 contains p1, p2 and p3
// p1 is disjoint from everything else
// p2 and p3 share a segment
// p3 and p4 share a vertex
// p4 and p5 intersect
p0 := linear.Poly{
linear.Vec2{0, 0},
linear.Vec2{0, 10},
linear.Vec2{10, 10},
linear.Vec2{10, 0},
}
p1 := linear.Poly{
linear.Vec2{1, 7},
linear.Vec2{1, 9},
linear.Vec2{3, 9},
linear.Vec2{3, 7},
}
p2 := linear.Poly{
linear.Vec2{1, 3},
linear.Vec2{1, 5},
linear.Vec2{3, 5},
linear.Vec2{3, 3},
}
p3 := linear.Poly{
linear.Vec2{3, 3},
linear.Vec2{3, 5},
linear.Vec2{5, 5},
linear.Vec2{5, 3},
}
p4 := linear.Poly{
linear.Vec2{5, 5},
linear.Vec2{5, 6},
linear.Vec2{6, 6},
}
p5 := linear.Poly{
linear.Vec2{5, 1},
linear.Vec2{6, 10},
linear.Vec2{7, 2},
}
c.Expect(linear.ConvexPolysOverlap(p0, p1), Equals, true)
c.Expect(linear.ConvexPolysOverlap(p0, p2), Equals, true)
c.Expect(linear.ConvexPolysOverlap(p0, p3), Equals, true)
c.Expect(linear.ConvexPolysOverlap(p0, p4), Equals, true)
c.Expect(linear.ConvexPolysOverlap(p0, p5), Equals, true)
c.Expect(linear.ConvexPolysOverlap(p1, p2), Equals, false)
c.Expect(linear.ConvexPolysOverlap(p1, p3), Equals, false)
c.Expect(linear.ConvexPolysOverlap(p1, p4), Equals, false)
c.Expect(linear.ConvexPolysOverlap(p1, p5), Equals, false)
c.Expect(linear.ConvexPolysOverlap(p2, p3), Equals, false)
c.Expect(linear.ConvexPolysOverlap(p2, p4), Equals, false)
c.Expect(linear.ConvexPolysOverlap(p2, p5), Equals, false)
c.Expect(linear.ConvexPolysOverlap(p3, p4), Equals, false)
c.Expect(linear.ConvexPolysOverlap(p3, p5), Equals, false)
c.Expect(linear.ConvexPolysOverlap(p4, p5), Equals, true)
})
}
func AcceptanceSpec(c gospec.Context) {
c.Specify("When send structed data should return stracted data", func() {
expectedData := &ResponseData{0, "3, 5, 7, 20"}
actualData := &TaskData{0, PING, "3, 5, 7, 20"}
var result = SendRequest(actualData)
c.Expect(result.TaskId, Equals, expectedData.TaskId)
c.Expect(result.ResultData, Equals, expectedData.ResultData)
})
/*c.Specify("When send unsorted strings data should return sorted strings data", func() {
actualData := &TaskData{0, SORT, "7, 3, 20, 5"}
expectedData := &TaskData{0, SORT, "3, 5, 7, 20"}
var result = SendRequest(actualData)
c.Expect(result.TaskData, Equals, expectedData.TaskData)
})
c.Specify("When send unsorted strings data processor should return sorted strings data", func() {
actualData := &TaskData{0, SORT, "7, 3, 40, 5"}
expectedData := &ResponseData{0, "3, 5, 7, 40"}
requestChannel := make(chan domain.TaskData)
responseChannel := make(chan domain.ResponseData)
go server.TaskProcessor(requestChannel, responseChannel)
requestChannel <- *actualData
var result = <- responseChannel
c.Expect(result.ResultData, Equals, expectedData.ResultData)
c.Expect(result.TaskId, Equals, expectedData.TaskId)
})
c.Specify("Test task processor with many tasks", func() {
actualData := &TaskData{0, SORT, "7, 3, 40, 5"}
expectedData := &ResponseData{0, "3, 5, 7, 40"}
requestChannel := make(chan domain.TaskData, 100)
responseChannel := make(chan domain.ResponseData, 100)
go server.TaskProcessor(requestChannel, responseChannel)
for i := 0; i < 10; i++ {
requestChannel <- *actualData
}
killPackage := &TaskData{0, KILL, "7, 3, 40, 5"}
requestChannel <- *killPackage
for i := 0; i < 10; i++ {
// requestChannel <- *actualData
var result = <- responseChannel
c.Expect(result.ResultData, Equals, expectedData.ResultData)
c.Expect(result.TaskId, Equals, expectedData.TaskId)
}
})*/
}
func FFT3dSpec(c gospec.Context) {
signal := Alloc3d(32, 16, 8)
for i := range signal {
for j := range signal[i] {
for k := range signal[i][j] {
signal[i][j][k] = complex(float64(i+j+k), float64(-i-j-k))
}
}
}
forward := PlanDft3d(signal, signal, Forward, Estimate)
c.Specify("Creating a plan doesn't overwrite an existing array if fftw.Estimate is used.", func() {
for i := range signal {
for j := range signal[i] {
for k := range signal[i][j] {
c.Expect(signal[i][j][k], gospec.Equals, complex(float64(i+j+k), float64(-i-j-k)))
}
}
}
})
// As long as fx < dx/2, fy < dy/2, and fz < dz/2, where dx,dy,dz are the lengths in
// each dimension, there will be 2^n spikes, where n is the number of dimensions.
// Each spike will be real and have magnitude equal to dx*dy*dz / 2^n
dx := len(signal)
fx := float64(dx) / 4
dy := len(signal[0])
fy := float64(dy) / 4
dz := len(signal[0][0])
fz := float64(dz) / 4
for i := range signal {
for j := range signal[i] {
for k := range signal[i][j] {
cosx := math.Cos(float64(i) / float64(dx) * fx * math.Pi * 2)
cosy := math.Cos(float64(j) / float64(dy) * fy * math.Pi * 2)
cosz := math.Cos(float64(k) / float64(dz) * fz * math.Pi * 2)
signal[i][j][k] = complex(cosx*cosy*cosz, 0)
}
}
}
forward.Execute()
c.Specify("Forward 3d FFT works properly.", func() {
for i := range signal {
for j := range signal[i] {
for k := range signal[i][j] {
if (i == int(fx) || i == dx-int(fx)) &&
(j == int(fy) || j == dy-int(fy)) &&
(k == int(fz) || k == dz-int(fz)) {
c.Expect(real(signal[i][j][k]), gospec.IsWithin(1e-7), float64(dx*dy*dz/8))
c.Expect(imag(signal[i][j][k]), gospec.IsWithin(1e-7), 0.0)
} else {
c.Expect(real(signal[i][j][k]), gospec.IsWithin(1e-7), 0.0)
c.Expect(imag(signal[i][j][k]), gospec.IsWithin(1e-7), 0.0)
}
}
}
}
})
}
func QuebraLinhaTest(c gospec.Context) {
c.Specify("Caso texto seja menor q tamanho maximo", func() {
c.Expect(QuebraLinha("ola mundo", 14), Equals, "ola mundo")
})
c.Specify("Caso texto seja maior q tamanho maximo", func() {
c.Expect(QuebraLinha("lavarini lindo demais", 15), Equals, "lavarini lindo\ndemais")
})
}
func BlockWriteTypeRegistrySpec(c gospec.Context) {
c.Specify("Test that the coder writes complete values all at once.", func() {
var tr core.TypeRegistry
tr.Register(encodable1{})
tr.Register(encodable2{})
tr.Register(encodable3([]byte{}))
tr.Register(encodable4{})
tr.Register(encodable5{})
tr.Register(encodable6{})
tr.Register(BarerImpl1{})
tr.Complete()
var iw = invasiveWriter{
reg: &tr,
buf: bytes.NewBuffer(nil),
}
e1 := encodable1{1, 2}
err := tr.Encode(e1, &iw)
c.Assume(err, gospec.Equals, error(nil))
e2 := encodable2{14}
err = tr.Encode(e2, &iw)
c.Assume(err, gospec.Equals, error(nil))
e3 := encodable3("fudgeball")
err = tr.Encode(e3, &iw)
c.Assume(err, gospec.Equals, error(nil))
e4 := encodable4{
A: e4sub1{
B: 10,
C: 20,
D: e4sub2{
E: "foo",
F: "bar",
},
},
G: 12345,
}
err = tr.Encode(e4, &iw)
c.Assume(err, gospec.Equals, error(nil))
e5 := encodable5{
A: []byte("Monkeyball"),
}
err = tr.Encode(e5, &iw)
c.Assume(err, gospec.Equals, error(nil))
e6 := encodable6{
Interface: BarerImpl1{10, "foo"},
}
err = tr.Encode(e6, &iw)
c.Assume(err, gospec.Equals, error(nil))
})
}
func Alloc1dSpec(c gospec.Context) {
d10 := Alloc1d(10)
d100 := Alloc1d(100)
d1000 := Alloc1d(1000)
c.Specify("Allocates the appropriate memory for 1d arrays.", func() {
c.Expect(len(d10), gospec.Equals, 10)
c.Expect(len(d100), gospec.Equals, 100)
c.Expect(len(d1000), gospec.Equals, 1000)
})
}
// Helpers
func DecodeBoundBoxSpecs(c gospec.Context) {
c.Specify("[DecodeBoundBox] Decodes GeoHash to DecodedBoundBox", func() {
value := DecodeBoundBox("ww8p1r4t8")
c.Expect(value.Min.Latitude, gospec.Equals, 37.83236503601074)
c.Expect(value.Min.Longitude, gospec.Equals, 112.55836486816406)
c.Expect(value.Max.Latitude, gospec.Equals, 37.83240795135498)
c.Expect(value.Max.Longitude, gospec.Equals, 112.5584077835083)
})
}
func NewArraySpec(c gospec.Context) {
d10 := NewArray(10)
d100 := NewArray(100)
d1000 := NewArray(1000)
c.Specify("Allocates the appropriate memory for 1D arrays.", func() {
c.Expect(len(d10.Elems), gospec.Equals, 10)
c.Expect(len(d100.Elems), gospec.Equals, 100)
c.Expect(len(d1000.Elems), gospec.Equals, 1000)
})
}
func ParsingSpec(c gospec.Context) {
c.Specify("Whitespace is parsed properly.", func() {
context := polish.MakeContext()
polish.AddIntMathContext(context)
res, err := context.Eval(" + 1 3")
c.Assume(len(res), Equals, 1)
c.Assume(err, Equals, nil)
c.Expect(int(res[0].Int()), Equals, 4)
})
}
// Helpers
func NeighborSpecs(c gospec.Context) {
c.Specify("[Neighbor] North neighbor", func() {
value := Neighbor("dqcjq", [2]CardialDirections{North, None})
c.Expect(string(value), gospec.Equals, "dqcjw")
})
c.Specify("[Neighbor] South West neighbor", func() {
value := Neighbor("dqcjq", [2]CardialDirections{South, West})
c.Expect(string(value), gospec.Equals, "dqcjj")
})
}
