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Expose VU to the mapping layer
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Exposing VU is preliminary for using promises in the mapping layer.

Updates: #683
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@inancgumus
inancgumus committed Jan 11, 2023
1 parent 1f16b6c commit d9c46d1
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Showing 2 changed files with 55 additions and 49 deletions.
87 changes: 47 additions & 40 deletions browser/mapping.go
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Original file line number Diff line number Diff line change
Expand Up @@ -39,13 +39,12 @@ func wildcards() map[string]string {
// methods.
// See issue #661 for more details.
func mapBrowserToGoja(vu k6modules.VU) *goja.Object {
rt := vu.Runtime()

var (
rt = vu.Runtime()
obj = rt.NewObject()
browserType = chromium.NewBrowserType(vu)
)
for k, v := range mapBrowserType(rt, browserType) {
for k, v := range mapBrowserType(vu, browserType) {
err := obj.Set(k, rt.ToValue(v))
if err != nil {
k6common.Throw(rt, fmt.Errorf("mapping: %w", err))
Expand All @@ -56,12 +55,13 @@ func mapBrowserToGoja(vu k6modules.VU) *goja.Object {
}

// mapRequest to the JS module.
func mapRequest(rt *goja.Runtime, r api.Request) mapping {
func mapRequest(vu k6modules.VU, r api.Request) mapping {
rt := vu.Runtime()
maps := mapping{
"allHeaders": r.AllHeaders,
"failure": r.Failure,
"frame": func() *goja.Object {
mf := mapFrame(rt, r.Frame())
mf := mapFrame(vu, r.Frame())
return rt.ToValue(mf).ToObject(rt)
},
"headerValue": r.HeaderValue,
Expand All @@ -73,16 +73,16 @@ func mapRequest(rt *goja.Runtime, r api.Request) mapping {
"postDataBuffer": r.PostDataBuffer,
"postDataJSON": r.PostDataJSON,
"redirectedFrom": func() *goja.Object {
mr := mapRequest(rt, r.RedirectedFrom())
mr := mapRequest(vu, r.RedirectedFrom())
return rt.ToValue(mr).ToObject(rt)
},
"redirectedTo": func() *goja.Object {
mr := mapRequest(rt, r.RedirectedTo())
mr := mapRequest(vu, r.RedirectedTo())
return rt.ToValue(mr).ToObject(rt)
},
"resourceType": r.ResourceType,
"response": func() *goja.Object {
mr := mapResponse(rt, r.Response())
mr := mapResponse(vu, r.Response())
return rt.ToValue(mr).ToObject(rt)
},
"size": r.Size,
Expand All @@ -94,13 +94,14 @@ func mapRequest(rt *goja.Runtime, r api.Request) mapping {
}

// mapResponse to the JS module.
func mapResponse(rt *goja.Runtime, r api.Response) mapping {
func mapResponse(vu k6modules.VU, r api.Response) mapping {
rt := vu.Runtime()
maps := mapping{
"allHeaders": r.AllHeaders,
"body": r.Body,
"finished": r.Finished,
"frame": func() *goja.Object {
mf := mapFrame(rt, r.Frame())
mf := mapFrame(vu, r.Frame())
return rt.ToValue(mf).ToObject(rt)
},
"headerValue": r.HeaderValue,
Expand All @@ -110,7 +111,7 @@ func mapResponse(rt *goja.Runtime, r api.Response) mapping {
"jSON": r.JSON,
"ok": r.Ok,
"request": func() *goja.Object {
mr := mapRequest(rt, r.Request())
mr := mapRequest(vu, r.Request())
return rt.ToValue(mr).ToObject(rt)
},
"securityDetails": r.SecurityDetails,
Expand All @@ -127,10 +128,11 @@ func mapResponse(rt *goja.Runtime, r api.Response) mapping {
// mapElementHandle to the JS module.
//
//nolint:funlen
func mapElementHandle(rt *goja.Runtime, eh api.ElementHandle) mapping {
func mapElementHandle(vu k6modules.VU, eh api.ElementHandle) mapping {
rt := vu.Runtime()
maps := mapping{
"asElement": func() *goja.Object {
m := mapElementHandle(rt, eh.AsElement())
m := mapElementHandle(vu, eh.AsElement())
return rt.ToValue(m).ToObject(rt)
},
"dispose": eh.Dispose,
Expand All @@ -145,7 +147,7 @@ func mapElementHandle(rt *goja.Runtime, eh api.ElementHandle) mapping {
"click": eh.Click,
"contentFrame": func() *goja.Object {
f := eh.ContentFrame()
mf := mapFrame(rt, f)
mf := mapFrame(vu, f)
return rt.ToValue(mf).ToObject(rt)
},
"dblclick": eh.Dblclick,
Expand All @@ -165,7 +167,7 @@ func mapElementHandle(rt *goja.Runtime, eh api.ElementHandle) mapping {
"isVisible": eh.IsVisible,
"ownerFrame": func() *goja.Object {
f := eh.OwnerFrame()
mf := mapFrame(rt, f)
mf := mapFrame(vu, f)
return rt.ToValue(mf).ToObject(rt)
},
"press": eh.Press,
Expand All @@ -181,13 +183,13 @@ func mapElementHandle(rt *goja.Runtime, eh api.ElementHandle) mapping {
"waitForElementState": eh.WaitForElementState,
"waitForSelector": func(selector string, opts goja.Value) *goja.Object {
eh := eh.WaitForSelector(selector, opts)
ehm := mapElementHandle(rt, eh)
ehm := mapElementHandle(vu, eh)
return rt.ToValue(ehm).ToObject(rt)
},
}
maps["$"] = func(selector string) *goja.Object {
eh := eh.Query(selector)
ehm := mapElementHandle(rt, eh)
ehm := mapElementHandle(vu, eh)
return rt.ToValue(ehm).ToObject(rt)
}
maps["$$"] = func(selector string) *goja.Object {
Expand All @@ -196,7 +198,7 @@ func mapElementHandle(rt *goja.Runtime, eh api.ElementHandle) mapping {
ehs = eh.QueryAll(selector)
)
for _, eh := range ehs {
ehm := mapElementHandle(rt, eh)
ehm := mapElementHandle(vu, eh)
mehs = append(mehs, ehm)
}
return rt.ToValue(mehs).ToObject(rt)
Expand All @@ -208,7 +210,8 @@ func mapElementHandle(rt *goja.Runtime, eh api.ElementHandle) mapping {
// mapFrame to the JS module.
//
//nolint:funlen
func mapFrame(rt *goja.Runtime, f api.Frame) mapping {
func mapFrame(vu k6modules.VU, f api.Frame) mapping {
rt := vu.Runtime()
maps := mapping{
"addScriptTag": f.AddScriptTag,
"addStyleTag": f.AddStyleTag,
Expand All @@ -219,7 +222,7 @@ func mapFrame(rt *goja.Runtime, f api.Frame) mapping {
cfs = f.ChildFrames()
)
for _, fr := range cfs {
mcfs = append(mcfs, mapFrame(rt, fr))
mcfs = append(mcfs, mapFrame(vu, fr))
}
return rt.ToValue(mcfs).ToObject(rt)
},
Expand All @@ -232,7 +235,7 @@ func mapFrame(rt *goja.Runtime, f api.Frame) mapping {
"fill": f.Fill,
"focus": f.Focus,
"frameElement": func() *goja.Object {
eh := mapElementHandle(rt, f.FrameElement())
eh := mapElementHandle(vu, f.FrameElement())
return rt.ToValue(eh).ToObject(rt)
},
"getAttribute": f.GetAttribute,
Expand All @@ -253,11 +256,11 @@ func mapFrame(rt *goja.Runtime, f api.Frame) mapping {
"locator": f.Locator,
"name": f.Name,
"page": func() *goja.Object {
mp := mapPage(rt, f.Page())
mp := mapPage(vu, f.Page())
return rt.ToValue(mp).ToObject(rt)
},
"parentFrame": func() *goja.Object {
mf := mapFrame(rt, f.ParentFrame())
mf := mapFrame(vu, f.ParentFrame())
return rt.ToValue(mf).ToObject(rt)
},
"press": f.Press,
Expand All @@ -275,14 +278,14 @@ func mapFrame(rt *goja.Runtime, f api.Frame) mapping {
"waitForNavigation": f.WaitForNavigation,
"waitForSelector": func(selector string, opts goja.Value) *goja.Object {
eh := f.WaitForSelector(selector, opts)
ehm := mapElementHandle(rt, eh)
ehm := mapElementHandle(vu, eh)
return rt.ToValue(ehm).ToObject(rt)
},
"waitForTimeout": f.WaitForTimeout,
}
maps["$"] = func(selector string) *goja.Object {
eh := f.Query(selector)
ehm := mapElementHandle(rt, eh)
ehm := mapElementHandle(vu, eh)
return rt.ToValue(ehm).ToObject(rt)
}
maps["$$"] = func(selector string) *goja.Object {
Expand All @@ -291,7 +294,7 @@ func mapFrame(rt *goja.Runtime, f api.Frame) mapping {
ehs = f.QueryAll(selector)
)
for _, eh := range ehs {
ehm := mapElementHandle(rt, eh)
ehm := mapElementHandle(vu, eh)
mehs = append(mehs, ehm)
}
return rt.ToValue(mehs).ToObject(rt)
Expand All @@ -303,7 +306,8 @@ func mapFrame(rt *goja.Runtime, f api.Frame) mapping {
// mapPage to the JS module.
//
//nolint:funlen
func mapPage(rt *goja.Runtime, p api.Page) mapping {
func mapPage(vu k6modules.VU, p api.Page) mapping {
rt := vu.Runtime()
maps := mapping{
"addInitScript": p.AddInitScript,
"addScriptTag": p.AddScriptTag,
Expand Down Expand Up @@ -332,7 +336,7 @@ func mapPage(rt *goja.Runtime, p api.Page) mapping {
frs = p.Frames()
)
for _, fr := range frs {
mfrs = append(mfrs, mapFrame(rt, fr))
mfrs = append(mfrs, mapFrame(vu, fr))
}
return rt.ToValue(mfrs).ToObject(rt)
},
Expand All @@ -353,15 +357,15 @@ func mapPage(rt *goja.Runtime, p api.Page) mapping {
"isVisible": p.IsVisible,
"locator": p.Locator,
"mainFrame": func() *goja.Object {
mf := mapFrame(rt, p.MainFrame())
mf := mapFrame(vu, p.MainFrame())
return rt.ToValue(mf).ToObject(rt)
},
"opener": p.Opener,
"pause": p.Pause,
"pdf": p.Pdf,
"press": p.Press,
"reload": func(opts goja.Value) *goja.Object {
r := mapResponse(rt, p.Reload(opts))
r := mapResponse(vu, p.Reload(opts))
return rt.ToValue(r).ToObject(rt)
},
"route": p.Route,
Expand Down Expand Up @@ -394,7 +398,7 @@ func mapPage(rt *goja.Runtime, p api.Page) mapping {
}
maps["$"] = func(selector string) *goja.Object {
eh := p.Query(selector)
ehm := mapElementHandle(rt, eh)
ehm := mapElementHandle(vu, eh)
return rt.ToValue(ehm).ToObject(rt)
}
maps["$$"] = func(selector string) *goja.Object {
Expand All @@ -403,7 +407,7 @@ func mapPage(rt *goja.Runtime, p api.Page) mapping {
ehs = p.QueryAll(selector)
)
for _, eh := range ehs {
ehm := mapElementHandle(rt, eh)
ehm := mapElementHandle(vu, eh)
mehs = append(mehs, ehm)
}
return rt.ToValue(mehs).ToObject(rt)
Expand All @@ -413,7 +417,8 @@ func mapPage(rt *goja.Runtime, p api.Page) mapping {
}

// mapBrowserContext to the JS module.
func mapBrowserContext(rt *goja.Runtime, bc api.BrowserContext) mapping {
func mapBrowserContext(vu k6modules.VU, bc api.BrowserContext) mapping {
rt := vu.Runtime()
return mapping{
"addCookies": bc.AddCookies,
"addInitScript": bc.AddInitScript,
Expand Down Expand Up @@ -445,22 +450,23 @@ func mapBrowserContext(rt *goja.Runtime, bc api.BrowserContext) mapping {
if page == nil {
continue
}
m := mapPage(rt, page)
m := mapPage(vu, page)
mpages = append(mpages, m)
}

return rt.ToValue(mpages).ToObject(rt)
},
"newPage": func() *goja.Object {
page := bc.NewPage()
m := mapPage(rt, page)
m := mapPage(vu, page)
return rt.ToValue(m).ToObject(rt)
},
}
}

// mapBrowser to the JS module.
func mapBrowser(rt *goja.Runtime, b api.Browser) mapping {
func mapBrowser(vu k6modules.VU, b api.Browser) mapping {
rt := vu.Runtime()
return mapping{
"close": b.Close,
"contexts": b.Contexts,
Expand All @@ -470,26 +476,27 @@ func mapBrowser(rt *goja.Runtime, b api.Browser) mapping {
"version": b.Version,
"newContext": func(opts goja.Value) *goja.Object {
bctx := b.NewContext(opts)
m := mapBrowserContext(rt, bctx)
m := mapBrowserContext(vu, bctx)
return rt.ToValue(m).ToObject(rt)
},
"newPage": func(opts goja.Value) *goja.Object {
page := b.NewPage(opts)
m := mapPage(rt, page)
m := mapPage(vu, page)
return rt.ToValue(m).ToObject(rt)
},
}
}

// mapBrowserType to the JS module.
func mapBrowserType(rt *goja.Runtime, bt api.BrowserType) mapping {
func mapBrowserType(vu k6modules.VU, bt api.BrowserType) mapping {
rt := vu.Runtime()
return mapping{
"connect": bt.Connect,
"executablePath": bt.ExecutablePath,
"launchPersistentContext": bt.LaunchPersistentContext,
"name": bt.Name,
"launch": func(opts goja.Value) *goja.Object {
m := mapBrowser(rt, bt.Launch(opts))
m := mapBrowser(vu, bt.Launch(opts))
return rt.ToValue(m).ToObject(rt)
},
}
Expand Down
17 changes: 8 additions & 9 deletions browser/mapping_test.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -35,7 +35,6 @@ func TestMappings(t *testing.T) {
Registry: k6metrics.NewRegistry(),
},
}
rt = vu.Runtime()
wildcards = wildcards()
)

Expand Down Expand Up @@ -78,49 +77,49 @@ func TestMappings(t *testing.T) {
"browserType": {
apiInterface: (*api.BrowserType)(nil),
mapp: func() mapping {
return mapBrowserType(rt, &chromium.BrowserType{})
return mapBrowserType(vu, &chromium.BrowserType{})
},
},
"browser": {
apiInterface: (*api.Browser)(nil),
mapp: func() mapping {
return mapBrowser(rt, &chromium.Browser{})
return mapBrowser(vu, &chromium.Browser{})
},
},
"browserContext": {
apiInterface: (*api.BrowserContext)(nil),
mapp: func() mapping {
return mapBrowserContext(rt, &common.BrowserContext{})
return mapBrowserContext(vu, &common.BrowserContext{})
},
},
"page": {
apiInterface: (*api.Page)(nil),
mapp: func() mapping {
return mapPage(rt, &common.Page{})
return mapPage(vu, &common.Page{})
},
},
"elementHandle": {
apiInterface: (*api.ElementHandle)(nil),
mapp: func() mapping {
return mapElementHandle(rt, &common.ElementHandle{})
return mapElementHandle(vu, &common.ElementHandle{})
},
},
"frame": {
apiInterface: (*api.Frame)(nil),
mapp: func() mapping {
return mapFrame(rt, &common.Frame{})
return mapFrame(vu, &common.Frame{})
},
},
"mapRequest": {
apiInterface: (*api.Request)(nil),
mapp: func() mapping {
return mapRequest(rt, &common.Request{})
return mapRequest(vu, &common.Request{})
},
},
"mapResponse": {
apiInterface: (*api.Response)(nil),
mapp: func() mapping {
return mapResponse(rt, &common.Response{})
return mapResponse(vu, &common.Response{})
},
},
} {
Expand Down

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