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package http_test
import (
"bytes"
"context"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/url"
"testing"
"github.com/aws/smithy-go/logging"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
type mockLogger struct {
bytes.Buffer
}
func (m *mockLogger) Logf(_ logging.Classification, format string, v ...interface{}) {
m.Buffer.WriteString(fmt.Sprintf(format, v...))
m.Buffer.WriteRune('\n')
}
func TestRequestResponseLogger(t *testing.T) {
cases := map[string]struct {
Middleware smithyhttp.RequestResponseLogger
Input *smithyhttp.Request
InputBody io.ReadCloser
Output *smithyhttp.Response
ExpectedLog string
}{
"no logging": {},
"request": {
Middleware: smithyhttp.RequestResponseLogger{
LogRequest: true,
},
Input: &smithyhttp.Request{
Request: &http.Request{
URL: &url.URL{
Scheme: "https",
Path: "/foo",
Host: "example.amazonaws.com",
},
Header: map[string][]string{
"Foo": {"bar"},
},
},
},
InputBody: ioutil.NopCloser(bytes.NewReader([]byte(`this is the body`))),
ExpectedLog: "Request\n" +
"GET /foo HTTP/1.1\r\n" +
"Host: example.amazonaws.com\r\n" +
"User-Agent: Go-http-client/1.1\r\n" +
"Foo: bar\r\n" +
"Accept-Encoding: gzip\r\n" +
"\r\n\n",
},
"request with body": {
Middleware: smithyhttp.RequestResponseLogger{
LogRequestWithBody: true,
},
Input: &smithyhttp.Request{
Request: &http.Request{
URL: &url.URL{
Scheme: "https",
Path: "/foo",
Host: "example.amazonaws.com",
},
Header: map[string][]string{
"Foo": {"bar"},
},
ContentLength: 16,
},
},
InputBody: ioutil.NopCloser(bytes.NewReader([]byte(`this is the body`))),
ExpectedLog: "Request\n" +
"GET /foo HTTP/1.1\r\n" +
"Host: example.amazonaws.com\r\n" +
"User-Agent: Go-http-client/1.1\r\n" +
"Content-Length: 16\r\n" +
"Foo: bar\r\n" +
"Accept-Encoding: gzip\r\n" +
"\r\n" +
"this is the body\n",
},
"response": {
Middleware: smithyhttp.RequestResponseLogger{
LogResponse: true,
},
Output: &smithyhttp.Response{
Response: &http.Response{
StatusCode: 200,
Proto: "HTTP/1.1",
ContentLength: 16,
Header: map[string][]string{
"Foo": {"Bar"},
},
Body: ioutil.NopCloser(bytes.NewReader([]byte(`this is the body`))),
},
},
ExpectedLog: "Response\n" +
"HTTP/0.0 200 OK\r\n" +
"Content-Length: 16\r\n" +
"Foo: Bar\r\n" +
"\r\n\n",
},
"response with body": {
Middleware: smithyhttp.RequestResponseLogger{
LogResponseWithBody: true,
},
Output: &smithyhttp.Response{
Response: &http.Response{
StatusCode: 200,
Proto: "HTTP/1.1",
ContentLength: 16,
Header: map[string][]string{
"Foo": {"Bar"},
},
Body: ioutil.NopCloser(bytes.NewReader([]byte(`this is the body`))),
},
},
ExpectedLog: "Response\n" +
"HTTP/0.0 200 OK\r\n" +
"Content-Length: 16\r\n" +
"Foo: Bar\r\n" +
"\r\n" +
"this is the body\n",
},
}
for name, tt := range cases {
t.Run(name, func(t *testing.T) {
logger := mockLogger{}
ctx := middleware.SetLogger(context.Background(), &logger)
var err error
if tt.InputBody != nil {
tt.Input, err = tt.Input.SetStream(tt.InputBody)
if err != nil {
t.Errorf("expect no error, got %v", err)
}
}
_, _, err = tt.Middleware.HandleDeserialize(ctx, middleware.DeserializeInput{Request: tt.Input}, middleware.DeserializeHandlerFunc(func(ctx context.Context, input middleware.DeserializeInput) (
middleware.DeserializeOutput, middleware.Metadata, error,
) {
return middleware.DeserializeOutput{RawResponse: tt.Output}, middleware.Metadata{}, nil
}))
if err != nil {
t.Fatal("expect error, got nil")
}
actual := string(logger.Bytes())
if tt.ExpectedLog != actual {
t.Errorf("%v != %v", tt.ExpectedLog, actual)
}
})
}
}
|
