diff options
Diffstat (limited to 'libgo/go/syscall/js/js_test.go')
-rw-r--r-- | libgo/go/syscall/js/js_test.go | 143 |
1 files changed, 125 insertions, 18 deletions
diff --git a/libgo/go/syscall/js/js_test.go b/libgo/go/syscall/js/js_test.go index 7a1e346f55f..fea4c135afc 100644 --- a/libgo/go/syscall/js/js_test.go +++ b/libgo/go/syscall/js/js_test.go @@ -18,6 +18,7 @@ package js_test import ( "fmt" "math" + "runtime" "syscall/js" "testing" ) @@ -53,7 +54,7 @@ func TestBool(t *testing.T) { if got := dummys.Get("otherBool").Bool(); got != want { t.Errorf("got %#v, want %#v", got, want) } - if dummys.Get("someBool") != dummys.Get("someBool") { + if !dummys.Get("someBool").Equal(dummys.Get("someBool")) { t.Errorf("same value not equal") } } @@ -68,7 +69,7 @@ func TestString(t *testing.T) { if got := dummys.Get("otherString").String(); got != want { t.Errorf("got %#v, want %#v", got, want) } - if dummys.Get("someString") != dummys.Get("someString") { + if !dummys.Get("someString").Equal(dummys.Get("someString")) { t.Errorf("same value not equal") } @@ -105,7 +106,7 @@ func TestInt(t *testing.T) { if got := dummys.Get("otherInt").Int(); got != want { t.Errorf("got %#v, want %#v", got, want) } - if dummys.Get("someInt") != dummys.Get("someInt") { + if !dummys.Get("someInt").Equal(dummys.Get("someInt")) { t.Errorf("same value not equal") } if got := dummys.Get("zero").Int(); got != 0 { @@ -141,20 +142,20 @@ func TestFloat(t *testing.T) { if got := dummys.Get("otherFloat").Float(); got != want { t.Errorf("got %#v, want %#v", got, want) } - if dummys.Get("someFloat") != dummys.Get("someFloat") { + if !dummys.Get("someFloat").Equal(dummys.Get("someFloat")) { t.Errorf("same value not equal") } } func TestObject(t *testing.T) { - if dummys.Get("someArray") != dummys.Get("someArray") { + if !dummys.Get("someArray").Equal(dummys.Get("someArray")) { t.Errorf("same value not equal") } // An object and its prototype should not be equal. proto := js.Global().Get("Object").Get("prototype") o := js.Global().Call("eval", "new Object()") - if proto == o { + if proto.Equal(o) { t.Errorf("object equals to its prototype") } } @@ -167,26 +168,66 @@ func TestFrozenObject(t *testing.T) { } } +func TestEqual(t *testing.T) { + if !dummys.Get("someFloat").Equal(dummys.Get("someFloat")) { + t.Errorf("same float is not equal") + } + if !dummys.Get("emptyObj").Equal(dummys.Get("emptyObj")) { + t.Errorf("same object is not equal") + } + if dummys.Get("someFloat").Equal(dummys.Get("someInt")) { + t.Errorf("different values are not unequal") + } +} + func TestNaN(t *testing.T) { - want := js.ValueOf(math.NaN()) - got := dummys.Get("NaN") - if got != want { - t.Errorf("got %#v, want %#v", got, want) + if !dummys.Get("NaN").IsNaN() { + t.Errorf("JS NaN is not NaN") + } + if !js.ValueOf(math.NaN()).IsNaN() { + t.Errorf("Go NaN is not NaN") + } + if dummys.Get("NaN").Equal(dummys.Get("NaN")) { + t.Errorf("NaN is equal to NaN") } } func TestUndefined(t *testing.T) { - dummys.Set("test", js.Undefined()) - if dummys == js.Undefined() || dummys.Get("test") != js.Undefined() || dummys.Get("xyz") != js.Undefined() { - t.Errorf("js.Undefined expected") + if !js.Undefined().IsUndefined() { + t.Errorf("undefined is not undefined") + } + if !js.Undefined().Equal(js.Undefined()) { + t.Errorf("undefined is not equal to undefined") + } + if dummys.IsUndefined() { + t.Errorf("object is undefined") + } + if js.Undefined().IsNull() { + t.Errorf("undefined is null") + } + if dummys.Set("test", js.Undefined()); !dummys.Get("test").IsUndefined() { + t.Errorf("could not set undefined") } } func TestNull(t *testing.T) { - dummys.Set("test1", nil) - dummys.Set("test2", js.Null()) - if dummys == js.Null() || dummys.Get("test1") != js.Null() || dummys.Get("test2") != js.Null() { - t.Errorf("js.Null expected") + if !js.Null().IsNull() { + t.Errorf("null is not null") + } + if !js.Null().Equal(js.Null()) { + t.Errorf("null is not equal to null") + } + if dummys.IsNull() { + t.Errorf("object is null") + } + if js.Null().IsUndefined() { + t.Errorf("null is undefined") + } + if dummys.Set("test", js.Null()); !dummys.Get("test").IsNull() { + t.Errorf("could not set null") + } + if dummys.Set("test", nil); !dummys.Get("test").IsNull() { + t.Errorf("could not set nil") } } @@ -212,6 +253,18 @@ func TestSet(t *testing.T) { }) } +func TestDelete(t *testing.T) { + dummys.Set("test", 42) + dummys.Delete("test") + if dummys.Call("hasOwnProperty", "test").Bool() { + t.Errorf("property still exists") + } + + expectValueError(t, func() { + dummys.Get("zero").Delete("badField") + }) +} + func TestIndex(t *testing.T) { if got := dummys.Get("someArray").Index(1).Int(); got != 42 { t.Errorf("got %#v, want %#v", got, 42) @@ -328,7 +381,7 @@ func TestValueOf(t *testing.T) { func TestZeroValue(t *testing.T) { var v js.Value - if v != js.Undefined() { + if !v.IsUndefined() { t.Error("zero js.Value is not js.Undefined()") } } @@ -366,6 +419,25 @@ func TestInvokeFunction(t *testing.T) { } } +func TestInterleavedFunctions(t *testing.T) { + c1 := make(chan struct{}) + c2 := make(chan struct{}) + + js.Global().Get("setTimeout").Invoke(js.FuncOf(func(this js.Value, args []js.Value) interface{} { + c1 <- struct{}{} + <-c2 + return nil + }), 0) + + <-c1 + c2 <- struct{}{} + // this goroutine is running, but the callback of setTimeout did not return yet, invoke another function now + f := js.FuncOf(func(this js.Value, args []js.Value) interface{} { + return nil + }) + f.Invoke() +} + func ExampleFuncOf() { var cb js.Func cb = js.FuncOf(func(this js.Value, args []js.Value) interface{} { @@ -484,3 +556,38 @@ func TestCopyBytesToJS(t *testing.T) { }) } } + +func TestGarbageCollection(t *testing.T) { + before := js.JSGo.Get("_values").Length() + for i := 0; i < 1000; i++ { + _ = js.Global().Get("Object").New().Call("toString").String() + runtime.GC() + } + after := js.JSGo.Get("_values").Length() + if after-before > 500 { + t.Errorf("garbage collection ineffective") + } +} + +// BenchmarkDOM is a simple benchmark which emulates a webapp making DOM operations. +// It creates a div, and sets its id. Then searches by that id and sets some data. +// Finally it removes that div. +func BenchmarkDOM(b *testing.B) { + document := js.Global().Get("document") + if document.IsUndefined() { + b.Skip("Not a browser environment. Skipping.") + } + const data = "someString" + for i := 0; i < b.N; i++ { + div := document.Call("createElement", "div") + div.Call("setAttribute", "id", "myDiv") + document.Get("body").Call("appendChild", div) + myDiv := document.Call("getElementById", "myDiv") + myDiv.Set("innerHTML", data) + + if got, want := myDiv.Get("innerHTML").String(), data; got != want { + b.Errorf("got %s, want %s", got, want) + } + document.Get("body").Call("removeChild", div) + } +} |