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calls.go
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calls.go
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// Copyright (c) 2021 Proton Technologies AG
//
// This file is part of ProtonMail Bridge.Bridge.
//
// ProtonMail Bridge is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// ProtonMail Bridge is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with ProtonMail Bridge. If not, see <https://www.gnu.org/licenses/>.
package calls
import (
"fmt"
"regexp"
"github.com/nsf/jsondiff"
)
type CallRecord struct {
method string
path string
request []byte
}
type Calls []CallRecord
func (c *Calls) Register(method, path string, request []byte) {
*c = append(*c, CallRecord{
method: method,
path: path,
request: request,
})
}
func (c *Calls) PrintCalls() {
fmt.Println("API calls:")
for idx, call := range *c {
fmt.Printf("%02d: [%s] %s\n", idx+1, call.method, call.path)
if call.request != nil && string(call.request) != "null" {
fmt.Printf("\t%s\n", call.request)
}
}
}
func (c *Calls) WasCalled(method, path string, expectedRequest []byte) bool {
res, err := c.WasCalledRegex("^"+regexp.QuoteMeta(method)+"$", "^"+regexp.QuoteMeta(path)+"$", expectedRequest)
if err != nil {
panic(err)
}
return res
}
func (c *Calls) WasCalledRegex(methodRegex, pathRegex string, expectedRequest []byte) (bool, error) {
for _, call := range *c {
matched, err := regexp.Match(methodRegex, []byte(call.method))
if err != nil {
return false, err
}
if !matched {
continue
}
matched, err = regexp.Match(pathRegex, []byte(call.path))
if err != nil {
return false, err
}
if !matched {
continue
}
if string(expectedRequest) == "" {
return true, nil
}
diff, _ := jsondiff.Compare(call.request, expectedRequest, &jsondiff.Options{})
isSuperset := diff == jsondiff.FullMatch || diff == jsondiff.SupersetMatch
if isSuperset {
return true, nil
}
}
return false, nil
}
func (c *Calls) GetCalls(method, path string) [][]byte {
requests := [][]byte{}
for _, call := range *c {
if call.method == method && call.path == path {
requests = append(requests, call.request)
}
}
return requests
}