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| 1 | +package servicemanager_test |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "encoding/json" |
| 6 | + "fmt" |
| 7 | + "log" |
| 8 | + "log/slog" |
| 9 | + "net/http" |
| 10 | + "net/http/httptest" |
| 11 | + "os" |
| 12 | + "testing" |
| 13 | + |
| 14 | + servicemanager "github.com/kyma-project/btp-manager/internal/service-manager" |
| 15 | + "github.com/kyma-project/btp-manager/internal/service-manager/types" |
| 16 | + "github.com/stretchr/testify/assert" |
| 17 | + "github.com/stretchr/testify/require" |
| 18 | + corev1 "k8s.io/api/core/v1" |
| 19 | + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" |
| 20 | +) |
| 21 | + |
| 22 | +const ( |
| 23 | + serviceOfferingsJSONPath = "testdata/service_offerings.json" |
| 24 | +) |
| 25 | + |
| 26 | +func TestClient(t *testing.T) { |
| 27 | + // given |
| 28 | + secretProvider := newFakeSecretProvider() |
| 29 | + srv, err := initFakeServer() |
| 30 | + require.NoError(t, err) |
| 31 | + |
| 32 | + srv.Start() |
| 33 | + defer srv.Close() |
| 34 | + httpClient := srv.Client() |
| 35 | + url := srv.URL |
| 36 | + |
| 37 | + t.Run("should get service offerings available for the default credentials", func(t *testing.T) { |
| 38 | + // given |
| 39 | + ctx := context.TODO() |
| 40 | + secretProvider.AddSecret(defaultSecret()) |
| 41 | + smClient := servicemanager.NewClient(ctx, slog.Default(), secretProvider) |
| 42 | + |
| 43 | + var expectedServiceOfferings types.ServiceOfferings |
| 44 | + soJSON, err := getResourcesFromJSONFile(serviceOfferingsJSONPath) |
| 45 | + require.NoError(t, err) |
| 46 | + |
| 47 | + soBytes, err := json.Marshal(soJSON) |
| 48 | + require.NoError(t, err) |
| 49 | + |
| 50 | + err = json.Unmarshal(soBytes, &expectedServiceOfferings) |
| 51 | + require.NoError(t, err) |
| 52 | + |
| 53 | + // when |
| 54 | + err = smClient.Defaults(ctx) |
| 55 | + |
| 56 | + // then |
| 57 | + require.NoError(t, err) |
| 58 | + |
| 59 | + // given |
| 60 | + smClient.SetHTTPClient(httpClient) |
| 61 | + smClient.SetSMURL(url) |
| 62 | + |
| 63 | + // when |
| 64 | + so, err := smClient.ServiceOfferings() |
| 65 | + |
| 66 | + // then |
| 67 | + require.NoError(t, err) |
| 68 | + assert.Len(t, so.ServiceOfferings, 4) |
| 69 | + assert.ElementsMatch(t, expectedServiceOfferings.ServiceOfferings, so.ServiceOfferings) |
| 70 | + }) |
| 71 | +} |
| 72 | + |
| 73 | +func initFakeServer() (*httptest.Server, error) { |
| 74 | + smHandler, err := newFakeSMHandler() |
| 75 | + if err != nil { |
| 76 | + return nil, fmt.Errorf("while creating new fake SM handler: %w", err) |
| 77 | + } |
| 78 | + |
| 79 | + mux := http.NewServeMux() |
| 80 | + mux.HandleFunc("GET /v1/service_offerings", smHandler.getServiceOfferings) |
| 81 | + |
| 82 | + srv := httptest.NewUnstartedServer(mux) |
| 83 | + |
| 84 | + return srv, nil |
| 85 | +} |
| 86 | + |
| 87 | +type fakeSMHandler struct { |
| 88 | + serviceOfferings map[string]interface{} |
| 89 | +} |
| 90 | + |
| 91 | +func newFakeSMHandler() (*fakeSMHandler, error) { |
| 92 | + so, err := getResourcesFromJSONFile(serviceOfferingsJSONPath) |
| 93 | + if err != nil { |
| 94 | + return nil, fmt.Errorf("while getting service offerings from JSON file: %w", err) |
| 95 | + } |
| 96 | + |
| 97 | + return &fakeSMHandler{serviceOfferings: so}, nil |
| 98 | +} |
| 99 | + |
| 100 | +func getResourcesFromJSONFile(jsonFilePath string) (map[string]interface{}, error) { |
| 101 | + var buf map[string]interface{} |
| 102 | + f, err := os.Open(jsonFilePath) |
| 103 | + defer f.Close() |
| 104 | + if err != nil { |
| 105 | + return nil, fmt.Errorf("while reading resources from JSON file: %w", err) |
| 106 | + } |
| 107 | + |
| 108 | + d := json.NewDecoder(f) |
| 109 | + if err := d.Decode(&buf); err != nil { |
| 110 | + return nil, fmt.Errorf("while decoding resources JSON: %w", err) |
| 111 | + } |
| 112 | + return buf, nil |
| 113 | +} |
| 114 | + |
| 115 | +func (h *fakeSMHandler) getServiceOfferings(w http.ResponseWriter, r *http.Request) { |
| 116 | + data, err := json.Marshal(h.serviceOfferings) |
| 117 | + if err != nil { |
| 118 | + log.Println("error while marshalling service offerings data: %w", err) |
| 119 | + w.WriteHeader(http.StatusInternalServerError) |
| 120 | + return |
| 121 | + } |
| 122 | + |
| 123 | + w.WriteHeader(http.StatusOK) |
| 124 | + if _, err = w.Write(data); err != nil { |
| 125 | + w.WriteHeader(http.StatusBadRequest) |
| 126 | + log.Println("error while writing service offerings data: %w", err) |
| 127 | + return |
| 128 | + } |
| 129 | +} |
| 130 | + |
| 131 | +type fakeSecretProvider struct { |
| 132 | + secrets []*corev1.Secret |
| 133 | +} |
| 134 | + |
| 135 | +func newFakeSecretProvider() *fakeSecretProvider { |
| 136 | + return &fakeSecretProvider{secrets: make([]*corev1.Secret, 0)} |
| 137 | +} |
| 138 | + |
| 139 | +func (p *fakeSecretProvider) AddSecret(secret *corev1.Secret) { |
| 140 | + p.secrets = append(p.secrets, secret) |
| 141 | +} |
| 142 | + |
| 143 | +func (p *fakeSecretProvider) GetByNameAndNamespace(ctx context.Context, name, namespace string) (*corev1.Secret, error) { |
| 144 | + for _, secret := range p.secrets { |
| 145 | + if secret.Name == name && secret.Namespace == namespace { |
| 146 | + return secret, nil |
| 147 | + } |
| 148 | + } |
| 149 | + return nil, fmt.Errorf("secret not found") |
| 150 | +} |
| 151 | + |
| 152 | +func (p *fakeSecretProvider) clean() { |
| 153 | + p.secrets = make([]*corev1.Secret, 0) |
| 154 | +} |
| 155 | + |
| 156 | +func defaultSecret() *corev1.Secret { |
| 157 | + return &corev1.Secret{ |
| 158 | + ObjectMeta: metav1.ObjectMeta{ |
| 159 | + Name: "sap-btp-service-operator", |
| 160 | + Namespace: "kyma-system", |
| 161 | + }, |
| 162 | + StringData: map[string]string{ |
| 163 | + "clientid": "default-client-id", |
| 164 | + "clientsecret": "default-client-secret", |
| 165 | + "sm_url": "https://default-sm-url.local", |
| 166 | + "tokenurl": "https://default-token-url.local", |
| 167 | + "tokenurlsuffix": "/oauth/token", |
| 168 | + }, |
| 169 | + } |
| 170 | +} |
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