535a5d3e00
In https://github.com/ooni/probe-cli/pull/832's initial diff, I mentioned it would be cool to flatten oohelperd's hier. I'm doing this now, and just for the master branch. This diff is mostly a mechanical refactoring with very light and apparently rather safe manual changes.
144 lines
2.9 KiB
Go
144 lines
2.9 KiB
Go
package main
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import (
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"context"
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"errors"
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"io"
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"net"
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"net/http"
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"time"
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"github.com/ooni/probe-cli/v3/internal/atomicx"
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"github.com/ooni/probe-cli/v3/internal/model"
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"github.com/ooni/probe-cli/v3/internal/netxlite"
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)
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type FakeResolver struct {
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NumFailures *atomicx.Int64
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Err error
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Result []string
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}
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func NewFakeResolverThatFails() FakeResolver {
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return FakeResolver{NumFailures: &atomicx.Int64{}, Err: ErrNotFound}
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}
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func NewFakeResolverWithResult(r []string) FakeResolver {
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return FakeResolver{NumFailures: &atomicx.Int64{}, Result: r}
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}
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var ErrNotFound = &net.DNSError{
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Err: "no such host",
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}
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func (c FakeResolver) LookupHost(ctx context.Context, hostname string) ([]string, error) {
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time.Sleep(10 * time.Microsecond)
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if c.Err != nil {
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if c.NumFailures != nil {
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c.NumFailures.Add(1)
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}
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return nil, c.Err
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}
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return c.Result, nil
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}
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func (c FakeResolver) Network() string {
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return "fake"
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}
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func (c FakeResolver) Address() string {
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return ""
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}
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func (c FakeResolver) CloseIdleConnections() {}
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func (c FakeResolver) LookupHTTPS(ctx context.Context, domain string) (*model.HTTPSSvc, error) {
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return nil, errors.New("not implemented")
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}
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func (c FakeResolver) LookupNS(ctx context.Context, domain string) ([]*net.NS, error) {
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return nil, errors.New("not implemented")
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}
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var _ model.Resolver = FakeResolver{}
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type FakeTransport struct {
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Name string
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Err error
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Func func(*http.Request) (*http.Response, error)
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Resp *http.Response
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}
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func (txp FakeTransport) Network() string {
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return txp.Name
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}
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func (txp FakeTransport) RoundTrip(req *http.Request) (*http.Response, error) {
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time.Sleep(10 * time.Microsecond)
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if txp.Func != nil {
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return txp.Func(req)
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}
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if req.Body != nil {
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netxlite.ReadAllContext(req.Context(), req.Body)
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req.Body.Close()
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}
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if txp.Err != nil {
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return nil, txp.Err
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}
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txp.Resp.Request = req // non thread safe but it doesn't matter
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return txp.Resp, nil
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}
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func (txp FakeTransport) CloseIdleConnections() {}
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var _ model.HTTPTransport = FakeTransport{}
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type FakeBody struct {
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Data []byte
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Err error
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}
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func (fb *FakeBody) Read(p []byte) (int, error) {
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time.Sleep(10 * time.Microsecond)
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if fb.Err != nil {
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return 0, fb.Err
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}
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if len(fb.Data) <= 0 {
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return 0, io.EOF
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}
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n := copy(p, fb.Data)
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fb.Data = fb.Data[n:]
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return n, nil
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}
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func (fb *FakeBody) Close() error {
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return nil
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}
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var _ io.ReadCloser = &FakeBody{}
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type FakeResponseWriter struct {
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Body [][]byte
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HeaderMap http.Header
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StatusCode int
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}
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func NewFakeResponseWriter() *FakeResponseWriter {
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return &FakeResponseWriter{HeaderMap: make(http.Header)}
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}
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func (frw *FakeResponseWriter) Header() http.Header {
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return frw.HeaderMap
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}
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func (frw *FakeResponseWriter) Write(b []byte) (int, error) {
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frw.Body = append(frw.Body, b)
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return len(b), nil
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}
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func (frw *FakeResponseWriter) WriteHeader(statusCode int) {
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frw.StatusCode = statusCode
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}
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var _ http.ResponseWriter = &FakeResponseWriter{}
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