GODT-35: Finish all details and make tests pass

This commit is contained in:
Michal Horejsek
2021-03-11 14:37:15 +01:00
committed by Jakub
parent 2284e9ede1
commit 8109831c07
173 changed files with 4697 additions and 2897 deletions

View File

@ -1,16 +1,39 @@
package pmapi_test
// Copyright (c) 2021 Proton Technologies AG
//
// This file is part of ProtonMail 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 pmapi
import (
"context"
"errors"
"fmt"
"net/http"
"net/http/httptest"
"testing"
"time"
"github.com/ProtonMail/proton-bridge/pkg/pmapi"
r "github.com/stretchr/testify/require"
)
const testForceUpgradeBody = `{
"Code":5003,
"Error":"Upgrade!"
}`
func TestHandleTooManyRequests(t *testing.T) {
var numCalls int
@ -24,21 +47,17 @@ func TestHandleTooManyRequests(t *testing.T) {
}
}))
m := pmapi.New(pmapi.Config{HostURL: ts.URL})
m := New(Config{HostURL: ts.URL})
// Set the retry count to 5.
m.SetRetryCount(5)
// The call should succeed because the 5th retry should succeed (429s are retried).
if _, err := m.NewClient("", "", "", time.Now().Add(time.Hour)).GetAddresses(context.Background()); err != nil {
t.Fatal("got unexpected error", err)
}
_, err := m.NewClient("", "", "", time.Now().Add(time.Hour)).GetAddresses(context.Background())
r.NoError(t, err)
// The server should be called 5 times.
// The first four calls should return 429 and the last call should return 200.
if numCalls != 5 {
t.Fatal("expected numCalls to be 5, instead got", numCalls)
}
r.Equal(t, 5, numCalls)
}
func TestHandleUnprocessableEntity(t *testing.T) {
@ -49,27 +68,16 @@ func TestHandleUnprocessableEntity(t *testing.T) {
w.WriteHeader(http.StatusUnprocessableEntity)
}))
m := pmapi.New(pmapi.Config{HostURL: ts.URL})
m := New(Config{HostURL: ts.URL})
// Set the retry count to 5.
m.SetRetryCount(5)
// The call should fail because the first call should fail (422s are not retried).
_, err := m.NewClient("", "", "", time.Now().Add(time.Hour)).GetAddresses(context.Background())
if err == nil {
t.Fatal("expected error, instead got", err)
}
// API-side errors get ErrAPIFailure
if !errors.Is(err, pmapi.ErrAPIFailure) {
t.Fatal("expected error to be ErrAPIFailure, instead got", err)
}
r.EqualError(t, err, "422 Unprocessable Entity")
// The server should be called 1 time.
// The first call should return 422.
if numCalls != 1 {
t.Fatal("expected numCalls to be 1, instead got", numCalls)
}
r.Equal(t, 1, numCalls)
}
func TestHandleDialFailure(t *testing.T) {
@ -81,24 +89,17 @@ func TestHandleDialFailure(t *testing.T) {
}))
// The failingRoundTripper will fail the first 5 times it is used.
m := pmapi.New(pmapi.Config{HostURL: ts.URL})
// Set a custom transport.
m := New(Config{HostURL: ts.URL})
m.SetTransport(newFailingRoundTripper(5))
// Set the retry count to 5.
m.SetRetryCount(5)
// The call should succeed because the last retry should succeed (dial errors are retried).
if _, err := m.NewClient("", "", "", time.Now().Add(time.Hour)).GetAddresses(context.Background()); err != nil {
t.Fatal("got unexpected error", err)
}
_, err := m.NewClient("", "", "", time.Now().Add(time.Hour)).GetAddresses(context.Background())
r.NoError(t, err)
// The server should be called 1 time.
// The first 4 attempts don't reach the server.
if numCalls != 1 {
t.Fatal("expected numCalls to be 1, instead got", numCalls)
}
r.Equal(t, 1, numCalls)
}
func TestHandleTooManyDialFailures(t *testing.T) {
@ -112,28 +113,15 @@ func TestHandleTooManyDialFailures(t *testing.T) {
// The failingRoundTripper will fail the first 10 times it is used.
// This is more than the number of retries we permit.
// Thus, dials will fail.
m := pmapi.New(pmapi.Config{HostURL: ts.URL})
// Set a custom transport.
m := New(Config{HostURL: ts.URL})
m.SetTransport(newFailingRoundTripper(10))
// Set the retry count to 5.
m.SetRetryCount(5)
// The call should fail because every dial will fail and we'll run out of retries.
_, err := m.NewClient("", "", "", time.Now().Add(time.Hour)).GetAddresses(context.Background())
if err == nil {
t.Fatal("expected error, instead got", err)
}
if !errors.Is(err, pmapi.ErrNoConnection) {
t.Fatal("expected error to be ErrNoConnection, instead got", err)
}
r.EqualError(t, err, "no internet connection")
// The server should never be called.
if numCalls != 0 {
t.Fatal("expected numCalls to be 0, instead got", numCalls)
}
r.Equal(t, 0, numCalls)
}
func TestRetriesWithContextTimeout(t *testing.T) {
@ -150,24 +138,16 @@ func TestRetriesWithContextTimeout(t *testing.T) {
}))
// Theoretically, this should succeed; on the fifth retry, we'll get StatusOK.
m := pmapi.New(pmapi.Config{HostURL: ts.URL})
// Set the retry count to 5.
m := New(Config{HostURL: ts.URL})
m.SetRetryCount(5)
// However, that will take ~5s, and we only allow 1s in the context.
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
// However, that will take ~0.5s, and we only allow 10ms in the context.
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Millisecond)
defer cancel()
// Thus, it will fail.
_, err := m.NewClient("", "", "", time.Now().Add(time.Hour)).GetAddresses(ctx)
if err == nil {
t.Fatal("expected error, instead got", err)
}
if !errors.Is(err, context.DeadlineExceeded) {
t.Fatal("expected error to be DeadlineExceeded, instead got", err)
}
r.EqualError(t, err, context.DeadlineExceeded.Error())
}
func TestObserveConnectionStatus(t *testing.T) {
@ -177,36 +157,24 @@ func TestObserveConnectionStatus(t *testing.T) {
var onDown, onUp bool
m := pmapi.New(pmapi.Config{HostURL: ts.URL})
// Set a custom transport.
m := New(Config{HostURL: ts.URL})
m.SetTransport(newFailingRoundTripper(10))
// Set the retry count to 5.
m.SetRetryCount(5)
// Add a connection observer.
m.AddConnectionObserver(pmapi.NewConnectionObserver(func() { onDown = true }, func() { onUp = true }))
m.AddConnectionObserver(NewConnectionObserver(func() { onDown = true }, func() { onUp = true }))
// The call should fail because every dial will fail and we'll run out of retries.
if _, err := m.NewClient("", "", "", time.Now().Add(time.Hour)).GetAddresses(context.Background()); err == nil {
t.Fatal("expected error, instead got", err)
}
if onDown != true || onUp == true {
t.Fatal("expected onDown to have been called and onUp to not have been called")
}
_, err := m.NewClient("", "", "", time.Now().Add(time.Hour)).GetAddresses(context.Background())
r.Error(t, err)
r.False(t, onUp)
r.True(t, onDown)
onDown, onUp = false, false
// The call should succeed because the last dial attempt will succeed.
if _, err := m.NewClient("", "", "", time.Now().Add(time.Hour)).GetAddresses(context.Background()); err != nil {
t.Fatal("got unexpected error", err)
}
if onDown == true || onUp != true {
t.Fatal("expected onUp to have been called and onDown to not have been called")
}
_, err = m.NewClient("", "", "", time.Now().Add(time.Hour)).GetAddresses(context.Background())
r.NoError(t, err)
r.True(t, onUp)
r.False(t, onDown)
}
func TestReturnErrNoConnection(t *testing.T) {
@ -215,19 +183,27 @@ func TestReturnErrNoConnection(t *testing.T) {
}))
// We will fail more times than we retry, so requests should fail with ErrNoConnection.
m := pmapi.New(pmapi.Config{HostURL: ts.URL})
m := New(Config{HostURL: ts.URL})
m.SetTransport(newFailingRoundTripper(10))
m.SetRetryCount(5)
// The call should fail because every dial will fail and we'll run out of retries.
_, err := m.NewClient("", "", "", time.Now().Add(time.Hour)).GetAddresses(context.Background())
if err == nil {
t.Fatal("expected error, instead got", err)
}
r.EqualError(t, err, "no internet connection")
}
if !errors.Is(err, pmapi.ErrNoConnection) {
t.Fatal("expected error to be ErrNoConnection, instead got", err)
}
func TestReturnErrUpgradeApplication(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("content-type", "application/json")
w.WriteHeader(http.StatusUnprocessableEntity)
fmt.Fprint(w, testForceUpgradeBody)
}))
m := New(Config{HostURL: ts.URL})
// The call should fail because every call return force upgrade error.
_, err := m.NewClient("", "", "", time.Now().Add(time.Hour)).GetAddresses(context.Background())
r.EqualError(t, err, ErrUpgradeApplication.Error())
}
type failingRoundTripper struct {