mirror of
https://github.com/pomerium/pomerium.git
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f837c92741
- gofumpt everything - fix TLS MinVersion to be at least 1.2 - add octal syntax - remove newlines - fix potential decompression bomb in ecjson - remove implicit memory aliasing in for loops. Signed-off-by: Bobby DeSimone <bobbydesimone@gmail.com>
121 lines
2.7 KiB
Go
121 lines
2.7 KiB
Go
package tripper
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import (
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"fmt"
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"testing"
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)
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type mockTransport struct {
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id string
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}
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func (t *mockTransport) RoundTrip(r *http.Request) (*http.Response, error) {
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w := httptest.NewRecorder()
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w.WriteString(t.id)
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return w.Result(), nil
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}
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// mockMiddleware appends the id into the response body as
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// the call stack unwinds.
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//
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// If your chain is c1->c2->t, it should return 't,c2,c1'
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func mockMiddleware(id string) func(next http.RoundTripper) http.RoundTripper {
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return func(next http.RoundTripper) http.RoundTripper {
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return RoundTripperFunc(func(r *http.Request) (*http.Response, error) {
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resp, _ := next.RoundTrip(r)
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body, _ := ioutil.ReadAll(resp.Body)
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mockResp := httptest.NewRecorder()
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mockResp.Write(body)
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mockResp.WriteString(fmt.Sprintf(",%s", id))
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return mockResp.Result(), nil
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})
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}
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}
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func TestNew(t *testing.T) {
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m1 := mockMiddleware("c1")
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m2 := mockMiddleware("c2")
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t1 := &mockTransport{id: "t"}
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want := "t,c2,c1"
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chain := NewChain(m1, m2)
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resp, _ := chain.Then(t1).
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RoundTrip(httptest.NewRequest("GET", "/", nil))
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if len(chain.constructors) != 2 {
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t.Errorf("Wrong number of constructors in chain")
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}
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b, _ := ioutil.ReadAll(resp.Body)
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if string(b) != want {
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t.Errorf("Wrong constructors. want=%s, got=%s", want, b)
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}
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}
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func TestThenNoMiddleware(t *testing.T) {
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chain := NewChain()
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t1 := &mockTransport{id: "t"}
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want := "t"
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resp, _ := chain.Then(t1).
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RoundTrip(httptest.NewRequest("GET", "/", nil))
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b, _ := ioutil.ReadAll(resp.Body)
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if string(b) != want {
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t.Errorf("Wrong constructors. want=%s, got=%s", want, b)
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}
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}
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func TestNilThen(t *testing.T) {
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if NewChain().Then(nil) != http.DefaultTransport {
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t.Error("Then does not treat nil as DefaultTransport")
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}
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}
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func TestAppend(t *testing.T) {
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chain := NewChain(mockMiddleware("c1"))
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if len(chain.constructors) != 1 {
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t.Errorf("Wrong number of constructors in chain")
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}
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chain = chain.Append(mockMiddleware("c2"))
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t1 := &mockTransport{id: "t"}
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want := "t,c2,c1"
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resp, _ := chain.Then(t1).
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RoundTrip(httptest.NewRequest("GET", "/", nil))
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if len(chain.constructors) != 2 {
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t.Errorf("Wrong number of constructors in chain")
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}
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b, _ := ioutil.ReadAll(resp.Body)
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if string(b) != want {
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t.Errorf("Wrong constructors. want=%s, got=%s", want, b)
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}
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}
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func TestAppendImmutability(t *testing.T) {
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chain := NewChain(mockMiddleware("c1"))
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chain.Append(mockMiddleware("c2"))
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t1 := &mockTransport{id: "t"}
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want := "t,c1"
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if len(chain.constructors) != 1 {
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t.Errorf("Append does not respect immutability")
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}
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resp, _ := chain.Then(t1).
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RoundTrip(httptest.NewRequest("GET", "/", nil))
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b, _ := ioutil.ReadAll(resp.Body)
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if string(b) != want {
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t.Errorf("Wrong constructors. want=%s, got=%s", want, b)
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}
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}
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