package api import ( "bytes" "context" "crypto/tls" "crypto/x509" "encoding/json" "encoding/pem" "fmt" "io" "net/http" "net/http/httptest" "net/url" "testing" "time" "github.com/go-chi/chi" "github.com/google/go-cmp/cmp" "github.com/pkg/errors" "github.com/smallstep/assert" "github.com/smallstep/certificates/acme" "go.step.sm/crypto/jose" "go.step.sm/crypto/pemutil" ) type mockClient struct { get func(url string) (*http.Response, error) lookupTxt func(name string) ([]string, error) tlsDial func(network, addr string, config *tls.Config) (*tls.Conn, error) } func (m *mockClient) Get(u string) (*http.Response, error) { return m.get(u) } func (m *mockClient) LookupTxt(name string) ([]string, error) { return m.lookupTxt(name) } func (m *mockClient) TLSDial(network, addr string, config *tls.Config) (*tls.Conn, error) { return m.tlsDial(network, addr, config) } func mockMustAuthority(t *testing.T, a acme.CertificateAuthority) { t.Helper() fn := mustAuthority t.Cleanup(func() { mustAuthority = fn }) mustAuthority = func(ctx context.Context) acme.CertificateAuthority { return a } } func TestHandler_GetNonce(t *testing.T) { tests := []struct { name string statusCode int }{ {"GET", 204}, {"HEAD", 200}, } // Request with chi context req := httptest.NewRequest("GET", "http://ca.smallstep.com/nonce", nil) for _, tt := range tests { t.Run(tt.name, func(t *testing.T) { // h := &Handler{} w := httptest.NewRecorder() req.Method = tt.name GetNonce(w, req) res := w.Result() if res.StatusCode != tt.statusCode { t.Errorf("Handler.GetNonce StatusCode = %d, wants %d", res.StatusCode, tt.statusCode) } }) } } func TestHandler_GetDirectory(t *testing.T) { linker := acme.NewLinker("ca.smallstep.com", "acme") _ = linker type test struct { ctx context.Context statusCode int dir Directory err *acme.Error } var tests = map[string]func(t *testing.T) test{ "fail/no-provisioner": func(t *testing.T) test { return test{ ctx: context.Background(), statusCode: 500, err: acme.NewErrorISE("provisioner is not in context"), } }, "fail/different-provisioner": func(t *testing.T) test { ctx := acme.NewProvisionerContext(context.Background(), &fakeProvisioner{}) return test{ ctx: ctx, statusCode: 500, err: acme.NewErrorISE("provisioner in context is not an ACME provisioner"), } }, "ok": func(t *testing.T) test { prov := newProv() provName := url.PathEscape(prov.GetName()) baseURL := &url.URL{Scheme: "https", Host: "test.ca.smallstep.com"} ctx := acme.NewProvisionerContext(context.Background(), prov) expDir := Directory{ NewNonce: fmt.Sprintf("%s/acme/%s/new-nonce", baseURL.String(), provName), NewAccount: fmt.Sprintf("%s/acme/%s/new-account", baseURL.String(), provName), NewOrder: fmt.Sprintf("%s/acme/%s/new-order", baseURL.String(), provName), RevokeCert: fmt.Sprintf("%s/acme/%s/revoke-cert", baseURL.String(), provName), KeyChange: fmt.Sprintf("%s/acme/%s/key-change", baseURL.String(), provName), } return test{ ctx: ctx, dir: expDir, statusCode: 200, } }, "ok/eab-required": func(t *testing.T) test { prov := newACMEProv(t) prov.RequireEAB = true provName := url.PathEscape(prov.GetName()) baseURL := &url.URL{Scheme: "https", Host: "test.ca.smallstep.com"} ctx := acme.NewProvisionerContext(context.Background(), prov) expDir := Directory{ NewNonce: fmt.Sprintf("%s/acme/%s/new-nonce", baseURL.String(), provName), NewAccount: fmt.Sprintf("%s/acme/%s/new-account", baseURL.String(), provName), NewOrder: fmt.Sprintf("%s/acme/%s/new-order", baseURL.String(), provName), RevokeCert: fmt.Sprintf("%s/acme/%s/revoke-cert", baseURL.String(), provName), KeyChange: fmt.Sprintf("%s/acme/%s/key-change", baseURL.String(), provName), Meta: Meta{ ExternalAccountRequired: true, }, } return test{ ctx: ctx, dir: expDir, statusCode: 200, } }, } for name, run := range tests { tc := run(t) t.Run(name, func(t *testing.T) { ctx := acme.NewLinkerContext(tc.ctx, acme.NewLinker("test.ca.smallstep.com", "acme")) req := httptest.NewRequest("GET", "/foo/bar", nil) req = req.WithContext(ctx) w := httptest.NewRecorder() GetDirectory(w, req) res := w.Result() assert.Equals(t, res.StatusCode, tc.statusCode) body, err := io.ReadAll(res.Body) res.Body.Close() assert.FatalError(t, err) if res.StatusCode >= 400 && assert.NotNil(t, tc.err) { var ae acme.Error assert.FatalError(t, json.Unmarshal(bytes.TrimSpace(body), &ae)) assert.Equals(t, ae.Type, tc.err.Type) assert.Equals(t, ae.Detail, tc.err.Detail) assert.Equals(t, ae.Identifier, tc.err.Identifier) assert.Equals(t, ae.Subproblems, tc.err.Subproblems) assert.Equals(t, res.Header["Content-Type"], []string{"application/problem+json"}) } else { var dir Directory json.Unmarshal(bytes.TrimSpace(body), &dir) if !cmp.Equal(tc.dir, dir) { t.Errorf("GetDirectory() diff =\n%s", cmp.Diff(tc.dir, dir)) } assert.Equals(t, res.Header["Content-Type"], []string{"application/json"}) } }) } } func TestHandler_GetAuthorization(t *testing.T) { expiry := time.Now().UTC().Add(6 * time.Hour) az := acme.Authorization{ ID: "authzID", AccountID: "accID", Identifier: acme.Identifier{ Type: "dns", Value: "example.com", }, Status: "pending", ExpiresAt: expiry, Wildcard: false, Challenges: []*acme.Challenge{ { Type: "http-01", Status: "pending", Token: "tok2", URL: "https://ca.smallstep.com/acme/challenge/chHTTPID", ID: "chHTTP01ID", }, { Type: "dns-01", Status: "pending", Token: "tok2", URL: "https://ca.smallstep.com/acme/challenge/chDNSID", ID: "chDNSID", }, }, } prov := newProv() provName := url.PathEscape(prov.GetName()) baseURL := &url.URL{Scheme: "https", Host: "test.ca.smallstep.com"} // Request with chi context chiCtx := chi.NewRouteContext() chiCtx.URLParams.Add("authzID", az.ID) u := fmt.Sprintf("%s/acme/%s/authz/%s", baseURL.String(), provName, az.ID) type test struct { db acme.DB ctx context.Context statusCode int err *acme.Error } var tests = map[string]func(t *testing.T) test{ "fail/no-account": func(t *testing.T) test { return test{ db: &acme.MockDB{}, ctx: context.Background(), statusCode: 400, err: acme.NewError(acme.ErrorAccountDoesNotExistType, "account does not exist"), } }, "fail/nil-account": func(t *testing.T) test { ctx := acme.NewProvisionerContext(context.Background(), prov) ctx = context.WithValue(ctx, accContextKey, nil) return test{ db: &acme.MockDB{}, ctx: ctx, statusCode: 400, err: acme.NewError(acme.ErrorAccountDoesNotExistType, "account does not exist"), } }, "fail/db.GetAuthorization-error": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := context.WithValue(context.Background(), accContextKey, acc) ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx) return test{ db: &acme.MockDB{ MockError: acme.NewErrorISE("force"), }, ctx: ctx, statusCode: 500, err: acme.NewErrorISE("force"), } }, "fail/account-id-mismatch": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := context.WithValue(context.Background(), accContextKey, acc) ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx) return test{ db: &acme.MockDB{ MockGetAuthorization: func(ctx context.Context, id string) (*acme.Authorization, error) { assert.Equals(t, id, az.ID) return &acme.Authorization{ AccountID: "foo", }, nil }, }, ctx: ctx, statusCode: 401, err: acme.NewError(acme.ErrorUnauthorizedType, "account id mismatch"), } }, "fail/db.UpdateAuthorization-error": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := context.WithValue(context.Background(), accContextKey, acc) ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx) return test{ db: &acme.MockDB{ MockGetAuthorization: func(ctx context.Context, id string) (*acme.Authorization, error) { assert.Equals(t, id, az.ID) return &acme.Authorization{ AccountID: "accID", Status: acme.StatusPending, ExpiresAt: time.Now().Add(-1 * time.Hour), }, nil }, MockUpdateAuthorization: func(ctx context.Context, az *acme.Authorization) error { assert.Equals(t, az.Status, acme.StatusInvalid) return acme.NewErrorISE("force") }, }, ctx: ctx, statusCode: 500, err: acme.NewErrorISE("force"), } }, "ok": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := acme.NewProvisionerContext(context.Background(), prov) ctx = context.WithValue(ctx, accContextKey, acc) ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx) return test{ db: &acme.MockDB{ MockGetAuthorization: func(ctx context.Context, id string) (*acme.Authorization, error) { assert.Equals(t, id, az.ID) return &az, nil }, }, ctx: ctx, statusCode: 200, } }, } for name, run := range tests { tc := run(t) t.Run(name, func(t *testing.T) { ctx := acme.NewContext(tc.ctx, tc.db, nil, acme.NewLinker("test.ca.smallstep.com", "acme"), nil) req := httptest.NewRequest("GET", "/foo/bar", nil) req = req.WithContext(ctx) w := httptest.NewRecorder() GetAuthorization(w, req) res := w.Result() assert.Equals(t, res.StatusCode, tc.statusCode) body, err := io.ReadAll(res.Body) res.Body.Close() assert.FatalError(t, err) if res.StatusCode >= 400 && assert.NotNil(t, tc.err) { var ae acme.Error assert.FatalError(t, json.Unmarshal(bytes.TrimSpace(body), &ae)) assert.Equals(t, ae.Type, tc.err.Type) assert.Equals(t, ae.Detail, tc.err.Detail) assert.Equals(t, ae.Identifier, tc.err.Identifier) assert.Equals(t, ae.Subproblems, tc.err.Subproblems) assert.Equals(t, res.Header["Content-Type"], []string{"application/problem+json"}) } else { //var gotAz acme.Authz //assert.FatalError(t, json.Unmarshal(bytes.TrimSpace(body), &gotAz)) expB, err := json.Marshal(az) assert.FatalError(t, err) assert.Equals(t, bytes.TrimSpace(body), expB) assert.Equals(t, res.Header["Location"], []string{u}) assert.Equals(t, res.Header["Content-Type"], []string{"application/json"}) } }) } } func TestHandler_GetCertificate(t *testing.T) { leaf, err := pemutil.ReadCertificate("../../authority/testdata/certs/foo.crt") assert.FatalError(t, err) inter, err := pemutil.ReadCertificate("../../authority/testdata/certs/intermediate_ca.crt") assert.FatalError(t, err) root, err := pemutil.ReadCertificate("../../authority/testdata/certs/root_ca.crt") assert.FatalError(t, err) certBytes := append(pem.EncodeToMemory(&pem.Block{ Type: "CERTIFICATE", Bytes: leaf.Raw, }), pem.EncodeToMemory(&pem.Block{ Type: "CERTIFICATE", Bytes: inter.Raw, })...) certBytes = append(certBytes, pem.EncodeToMemory(&pem.Block{ Type: "CERTIFICATE", Bytes: root.Raw, })...) certID := "certID" prov := newProv() provName := url.PathEscape(prov.GetName()) baseURL := &url.URL{Scheme: "https", Host: "test.ca.smallstep.com"} // Request with chi context chiCtx := chi.NewRouteContext() chiCtx.URLParams.Add("certID", certID) u := fmt.Sprintf("%s/acme/%s/certificate/%s", baseURL.String(), provName, certID) type test struct { db acme.DB ctx context.Context statusCode int err *acme.Error } var tests = map[string]func(t *testing.T) test{ "fail/no-account": func(t *testing.T) test { return test{ db: &acme.MockDB{}, ctx: context.Background(), statusCode: 400, err: acme.NewError(acme.ErrorAccountDoesNotExistType, "account does not exist"), } }, "fail/nil-account": func(t *testing.T) test { ctx := context.WithValue(context.Background(), accContextKey, nil) return test{ db: &acme.MockDB{}, ctx: ctx, statusCode: 400, err: acme.NewError(acme.ErrorAccountDoesNotExistType, "account does not exist"), } }, "fail/db.GetCertificate-error": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := context.WithValue(context.Background(), accContextKey, acc) ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx) return test{ db: &acme.MockDB{ MockError: acme.NewErrorISE("force"), }, ctx: ctx, statusCode: 500, err: acme.NewErrorISE("force"), } }, "fail/account-id-mismatch": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := context.WithValue(context.Background(), accContextKey, acc) ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx) return test{ db: &acme.MockDB{ MockGetCertificate: func(ctx context.Context, id string) (*acme.Certificate, error) { assert.Equals(t, id, certID) return &acme.Certificate{AccountID: "foo"}, nil }, }, ctx: ctx, statusCode: 401, err: acme.NewError(acme.ErrorUnauthorizedType, "account id mismatch"), } }, "ok": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := context.WithValue(context.Background(), accContextKey, acc) ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx) return test{ db: &acme.MockDB{ MockGetCertificate: func(ctx context.Context, id string) (*acme.Certificate, error) { assert.Equals(t, id, certID) return &acme.Certificate{ AccountID: "accID", OrderID: "ordID", Leaf: leaf, Intermediates: []*x509.Certificate{inter, root}, ID: id, }, nil }, }, ctx: ctx, statusCode: 200, } }, } for name, run := range tests { tc := run(t) t.Run(name, func(t *testing.T) { ctx := acme.NewDatabaseContext(tc.ctx, tc.db) req := httptest.NewRequest("GET", u, nil) req = req.WithContext(ctx) w := httptest.NewRecorder() GetCertificate(w, req) res := w.Result() assert.Equals(t, res.StatusCode, tc.statusCode) body, err := io.ReadAll(res.Body) res.Body.Close() assert.FatalError(t, err) if res.StatusCode >= 400 && assert.NotNil(t, tc.err) { var ae acme.Error assert.FatalError(t, json.Unmarshal(bytes.TrimSpace(body), &ae)) assert.Equals(t, ae.Type, tc.err.Type) assert.HasPrefix(t, ae.Detail, tc.err.Detail) assert.Equals(t, ae.Identifier, tc.err.Identifier) assert.Equals(t, ae.Subproblems, tc.err.Subproblems) assert.Equals(t, res.Header["Content-Type"], []string{"application/problem+json"}) } else { assert.Equals(t, bytes.TrimSpace(body), bytes.TrimSpace(certBytes)) assert.Equals(t, res.Header["Content-Type"], []string{"application/pem-certificate-chain; charset=utf-8"}) } }) } } func TestHandler_GetChallenge(t *testing.T) { chiCtx := chi.NewRouteContext() chiCtx.URLParams.Add("chID", "chID") chiCtx.URLParams.Add("authzID", "authzID") prov := newProv() provName := url.PathEscape(prov.GetName()) baseURL := &url.URL{Scheme: "https", Host: "test.ca.smallstep.com"} u := fmt.Sprintf("%s/acme/%s/challenge/%s/%s", baseURL.String(), provName, "authzID", "chID") type test struct { db acme.DB vc acme.Client ctx context.Context statusCode int ch *acme.Challenge err *acme.Error } var tests = map[string]func(t *testing.T) test{ "fail/no-account": func(t *testing.T) test { return test{ db: &acme.MockDB{}, ctx: context.Background(), statusCode: 400, err: acme.NewError(acme.ErrorAccountDoesNotExistType, "account does not exist"), } }, "fail/nil-account": func(t *testing.T) test { return test{ db: &acme.MockDB{}, ctx: context.WithValue(context.Background(), accContextKey, nil), statusCode: 400, err: acme.NewError(acme.ErrorAccountDoesNotExistType, "account does not exist"), } }, "fail/no-payload": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := context.WithValue(context.Background(), accContextKey, acc) return test{ db: &acme.MockDB{}, ctx: ctx, statusCode: 500, err: acme.NewErrorISE("payload expected in request context"), } }, "fail/nil-payload": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := acme.NewProvisionerContext(context.Background(), prov) ctx = context.WithValue(ctx, accContextKey, acc) ctx = context.WithValue(ctx, payloadContextKey, nil) return test{ db: &acme.MockDB{}, ctx: ctx, statusCode: 500, err: acme.NewErrorISE("payload expected in request context"), } }, "fail/db.GetChallenge-error": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := acme.NewProvisionerContext(context.Background(), prov) ctx = context.WithValue(ctx, accContextKey, acc) ctx = context.WithValue(ctx, payloadContextKey, &payloadInfo{isEmptyJSON: true}) ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx) return test{ db: &acme.MockDB{ MockGetChallenge: func(ctx context.Context, chID, azID string) (*acme.Challenge, error) { assert.Equals(t, chID, "chID") assert.Equals(t, azID, "authzID") return nil, acme.NewErrorISE("force") }, }, ctx: ctx, statusCode: 500, err: acme.NewErrorISE("force"), } }, "fail/account-id-mismatch": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := acme.NewProvisionerContext(context.Background(), prov) ctx = context.WithValue(ctx, accContextKey, acc) ctx = context.WithValue(ctx, payloadContextKey, &payloadInfo{isEmptyJSON: true}) ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx) return test{ db: &acme.MockDB{ MockGetChallenge: func(ctx context.Context, chID, azID string) (*acme.Challenge, error) { assert.Equals(t, chID, "chID") assert.Equals(t, azID, "authzID") return &acme.Challenge{AccountID: "foo"}, nil }, }, ctx: ctx, statusCode: 401, err: acme.NewError(acme.ErrorUnauthorizedType, "accout id mismatch"), } }, "fail/no-jwk": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := acme.NewProvisionerContext(context.Background(), prov) ctx = context.WithValue(ctx, accContextKey, acc) ctx = context.WithValue(ctx, payloadContextKey, &payloadInfo{isEmptyJSON: true}) ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx) return test{ db: &acme.MockDB{ MockGetChallenge: func(ctx context.Context, chID, azID string) (*acme.Challenge, error) { assert.Equals(t, chID, "chID") assert.Equals(t, azID, "authzID") return &acme.Challenge{AccountID: "accID"}, nil }, }, ctx: ctx, statusCode: 500, err: acme.NewErrorISE("missing jwk"), } }, "fail/nil-jwk": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := acme.NewProvisionerContext(context.Background(), prov) ctx = context.WithValue(ctx, accContextKey, acc) ctx = context.WithValue(ctx, payloadContextKey, &payloadInfo{isEmptyJSON: true}) ctx = context.WithValue(ctx, jwkContextKey, nil) ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx) return test{ db: &acme.MockDB{ MockGetChallenge: func(ctx context.Context, chID, azID string) (*acme.Challenge, error) { assert.Equals(t, chID, "chID") assert.Equals(t, azID, "authzID") return &acme.Challenge{AccountID: "accID"}, nil }, }, ctx: ctx, statusCode: 500, err: acme.NewErrorISE("nil jwk"), } }, "fail/validate-challenge-error": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := acme.NewProvisionerContext(context.Background(), prov) ctx = context.WithValue(ctx, accContextKey, acc) ctx = context.WithValue(ctx, payloadContextKey, &payloadInfo{isEmptyJSON: true}) _jwk, err := jose.GenerateJWK("EC", "P-256", "ES256", "sig", "", 0) assert.FatalError(t, err) _pub := _jwk.Public() ctx = context.WithValue(ctx, jwkContextKey, &_pub) ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx) return test{ db: &acme.MockDB{ MockGetChallenge: func(ctx context.Context, chID, azID string) (*acme.Challenge, error) { assert.Equals(t, chID, "chID") assert.Equals(t, azID, "authzID") return &acme.Challenge{ Status: acme.StatusPending, Type: acme.HTTP01, AccountID: "accID", }, nil }, MockUpdateChallenge: func(ctx context.Context, ch *acme.Challenge) error { assert.Equals(t, ch.Status, acme.StatusPending) assert.Equals(t, ch.Type, acme.HTTP01) assert.Equals(t, ch.AccountID, "accID") assert.Equals(t, ch.AuthorizationID, "authzID") assert.HasSuffix(t, ch.Error.Type, acme.ErrorConnectionType.String()) return acme.NewErrorISE("force") }, }, vc: &mockClient{ get: func(string) (*http.Response, error) { return nil, errors.New("force") }, }, ctx: ctx, statusCode: 500, err: acme.NewErrorISE("force"), } }, "ok": func(t *testing.T) test { acc := &acme.Account{ID: "accID"} ctx := acme.NewProvisionerContext(context.Background(), prov) ctx = context.WithValue(ctx, accContextKey, acc) ctx = context.WithValue(ctx, payloadContextKey, &payloadInfo{isEmptyJSON: true}) _jwk, err := jose.GenerateJWK("EC", "P-256", "ES256", "sig", "", 0) assert.FatalError(t, err) _pub := _jwk.Public() ctx = context.WithValue(ctx, jwkContextKey, &_pub) ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx) return test{ db: &acme.MockDB{ MockGetChallenge: func(ctx context.Context, chID, azID string) (*acme.Challenge, error) { assert.Equals(t, chID, "chID") assert.Equals(t, azID, "authzID") return &acme.Challenge{ ID: "chID", Status: acme.StatusPending, Type: acme.HTTP01, AccountID: "accID", }, nil }, MockUpdateChallenge: func(ctx context.Context, ch *acme.Challenge) error { assert.Equals(t, ch.Status, acme.StatusPending) assert.Equals(t, ch.Type, acme.HTTP01) assert.Equals(t, ch.AccountID, "accID") assert.Equals(t, ch.AuthorizationID, "authzID") assert.HasSuffix(t, ch.Error.Type, acme.ErrorConnectionType.String()) return nil }, }, ch: &acme.Challenge{ ID: "chID", Status: acme.StatusPending, AuthorizationID: "authzID", Type: acme.HTTP01, AccountID: "accID", URL: u, Error: acme.NewError(acme.ErrorConnectionType, "force"), }, vc: &mockClient{ get: func(string) (*http.Response, error) { return nil, errors.New("force") }, }, ctx: ctx, statusCode: 200, } }, } for name, run := range tests { tc := run(t) t.Run(name, func(t *testing.T) { ctx := acme.NewContext(tc.ctx, tc.db, nil, acme.NewLinker("test.ca.smallstep.com", "acme"), nil) req := httptest.NewRequest("GET", u, nil) req = req.WithContext(ctx) w := httptest.NewRecorder() GetChallenge(w, req) res := w.Result() assert.Equals(t, res.StatusCode, tc.statusCode) body, err := io.ReadAll(res.Body) res.Body.Close() assert.FatalError(t, err) if res.StatusCode >= 400 && assert.NotNil(t, tc.err) { var ae acme.Error assert.FatalError(t, json.Unmarshal(bytes.TrimSpace(body), &ae)) assert.Equals(t, ae.Type, tc.err.Type) assert.Equals(t, ae.Detail, tc.err.Detail) assert.Equals(t, ae.Identifier, tc.err.Identifier) assert.Equals(t, ae.Subproblems, tc.err.Subproblems) assert.Equals(t, res.Header["Content-Type"], []string{"application/problem+json"}) } else { expB, err := json.Marshal(tc.ch) assert.FatalError(t, err) assert.Equals(t, bytes.TrimSpace(body), expB) assert.Equals(t, res.Header["Link"], []string{fmt.Sprintf("<%s/acme/%s/authz/%s>;rel=\"up\"", baseURL, provName, "authzID")}) assert.Equals(t, res.Header["Location"], []string{u}) assert.Equals(t, res.Header["Content-Type"], []string{"application/json"}) } }) } }