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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,247 @@ | ||
| package usecases | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "context" | ||
| "errors" | ||
| "net/http" | ||
| "net/http/httptest" | ||
| "reflect" | ||
| "testing" | ||
|
|
||
| "github.com/go-chi/chi/v5" | ||
| common "github.com/matthiasBT/monitoring/internal/infra/entities" | ||
| ) | ||
|
|
||
| func Test_handleInvalidMetric(t *testing.T) { | ||
|
|
||
| tests := []struct { | ||
| name string | ||
| err error | ||
| wantCode int | ||
| wantBody string | ||
| }{ | ||
| { | ||
| name: "invalid_type", | ||
| err: common.ErrInvalidMetricType, | ||
| wantCode: http.StatusBadRequest, | ||
| wantBody: common.ErrInvalidMetricType.Error(), | ||
| }, | ||
| { | ||
| name: "no_name", | ||
| err: common.ErrMissingMetricName, | ||
| wantCode: http.StatusNotFound, | ||
| wantBody: common.ErrMissingMetricName.Error(), | ||
| }, | ||
| { | ||
| name: "invalid_val", | ||
| err: common.ErrInvalidMetricVal, | ||
| wantCode: http.StatusBadRequest, | ||
| wantBody: common.ErrInvalidMetricVal.Error(), | ||
| }, | ||
| { | ||
| name: "internal_server_error", | ||
| err: errors.New("foobar"), | ||
| wantCode: http.StatusInternalServerError, | ||
| wantBody: "foobar", | ||
| }, | ||
| } | ||
| for _, tt := range tests { | ||
| rr := httptest.NewRecorder() | ||
| t.Run(tt.name, func(t *testing.T) { | ||
| handleInvalidMetric(rr, tt.err) | ||
| }) | ||
| if tt.wantCode != rr.Code { | ||
| t.Errorf("Code mismatch. got: %v, want: %v\n", rr.Code, tt.wantCode) | ||
| } | ||
| if !bytes.Equal([]byte(tt.wantBody), rr.Body.Bytes()) { | ||
| t.Errorf("Body mismatch. got: %s, want: %s\n", rr.Body.Bytes(), tt.wantBody) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| func Test_parseMetric(t *testing.T) { | ||
| type args struct { | ||
| url string | ||
| body string | ||
| asJSON bool | ||
| withValue bool | ||
| paramType string | ||
| paramName string | ||
| paramValue string | ||
| } | ||
| tests := []struct { | ||
| name string | ||
| args args | ||
| want *common.Metrics | ||
| }{ | ||
| { | ||
| name: "test_valid_counter_json", args: args{ | ||
| url: "/update/", | ||
| body: `{"id": "foobar", "type": "counter", "delta": 123}`, | ||
| asJSON: true, | ||
| withValue: false, | ||
| }, want: &common.Metrics{ | ||
| ID: "foobar", | ||
| MType: "counter", | ||
| Delta: ptrint64(123), | ||
| Value: nil, | ||
| }, | ||
| }, | ||
| { | ||
| name: "test_valid_gauge_json", args: args{ | ||
| url: "/update/", | ||
| body: `{"id": "foobar", "type": "gauge", "value": 123.4}`, | ||
| asJSON: true, | ||
| withValue: false, | ||
| }, want: &common.Metrics{ | ||
| ID: "foobar", | ||
| MType: "gauge", | ||
| Delta: nil, | ||
| Value: ptrfloat64(123.4), | ||
| }, | ||
| }, | ||
| { | ||
| name: "test_invalid_counter_json", args: args{ | ||
| url: "/update/", | ||
| body: `"id": "foobar", "type": "counter", "delta": 123}`, | ||
| asJSON: true, | ||
| withValue: false, | ||
| }, want: nil, | ||
| }, | ||
| { | ||
| name: "test_valid_counter_params_noval", args: args{ | ||
| url: "/update/counter/foobar/123", | ||
| body: "", | ||
| asJSON: false, | ||
| withValue: false, | ||
| paramType: "counter", | ||
| paramName: "foobar", | ||
| paramValue: "123", | ||
| }, want: &common.Metrics{ | ||
| ID: "foobar", | ||
| MType: "counter", | ||
| Delta: nil, | ||
| Value: nil, | ||
| }, | ||
| }, | ||
| { | ||
| name: "test_valid_gauge_params_noval", args: args{ | ||
| url: "/update/gauge/foobar/123", | ||
| body: "", | ||
| asJSON: false, | ||
| withValue: false, | ||
| paramType: "gauge", | ||
| paramName: "foobar", | ||
| paramValue: "123.4", | ||
| }, want: &common.Metrics{ | ||
| ID: "foobar", | ||
| MType: "gauge", | ||
| Delta: nil, | ||
| Value: nil, | ||
| }, | ||
| }, | ||
| { | ||
| name: "test_valid_counter_params_val", args: args{ | ||
| url: "/update/counter/foobar/123", | ||
| body: "", | ||
| asJSON: false, | ||
| withValue: true, | ||
| paramType: "counter", | ||
| paramName: "foobar", | ||
| paramValue: "123", | ||
| }, want: &common.Metrics{ | ||
| ID: "foobar", | ||
| MType: "counter", | ||
| Delta: ptrint64(123), | ||
| Value: nil, | ||
| }, | ||
| }, | ||
| { | ||
| name: "test_valid_gauge_params_val", args: args{ | ||
| url: "/update/gauge/foobar/123.4", | ||
| body: "", | ||
| asJSON: false, | ||
| withValue: true, | ||
| paramType: "gauge", | ||
| paramName: "foobar", | ||
| paramValue: "123.4", | ||
| }, want: &common.Metrics{ | ||
| ID: "foobar", | ||
| MType: "gauge", | ||
| Delta: nil, | ||
| Value: ptrfloat64(123.4), | ||
| }, | ||
| }, | ||
| { | ||
| name: "test_invalid_counter_params_val", args: args{ | ||
| url: "/update/counter/foobar/123a", | ||
| body: "", | ||
| asJSON: false, | ||
| withValue: true, | ||
| paramType: "counter", | ||
| paramName: "foobar", | ||
| paramValue: "123a", | ||
| }, want: nil, | ||
| }, | ||
| { | ||
| name: "test_invalid_gauge_params_val", args: args{ | ||
| url: "/update/gauge/foobar/123.4a", | ||
| body: "", | ||
| asJSON: false, | ||
| withValue: true, | ||
| paramType: "gauge", | ||
| paramName: "foobar", | ||
| paramValue: "123.4a", | ||
| }, want: nil, | ||
| }, | ||
| } | ||
| for _, tt := range tests { | ||
| t.Run(tt.name, func(t *testing.T) { | ||
| var req *http.Request | ||
| var err error | ||
| if tt.args.asJSON { | ||
| body := []byte(tt.args.body) | ||
| req, err = http.NewRequest("_", tt.args.url, bytes.NewBuffer(body)) | ||
| if err != nil { | ||
| t.Fatal(err) | ||
| } | ||
| } else { | ||
| rctx := chi.NewRouteContext() | ||
| rctx.URLParams.Add("type", tt.args.paramType) | ||
| rctx.URLParams.Add("name", tt.args.paramName) | ||
| rctx.URLParams.Add("value", tt.args.paramValue) | ||
| req, err = http.NewRequest("_", tt.args.url, bytes.NewBuffer([]byte{})) | ||
| if err != nil { | ||
| t.Fatal(err) | ||
| } | ||
| req = req.WithContext(context.WithValue(req.Context(), chi.RouteCtxKey, rctx)) | ||
| } | ||
| if got := parseMetric(req, tt.args.asJSON, tt.args.withValue); !reflect.DeepEqual(got, tt.want) { | ||
| t.Errorf("parseMetric() = %v, want %v", got, tt.want) | ||
| } | ||
| }) | ||
| } | ||
| } | ||
|
|
||
| func Test_writeMetric(t *testing.T) { | ||
| type args struct { | ||
| w http.ResponseWriter | ||
| asJSON bool | ||
| metrics *common.Metrics | ||
| } | ||
| tests := []struct { | ||
| name string | ||
| args args | ||
| wantErr bool | ||
| }{ | ||
| // TODO: Add test cases. | ||
| } | ||
| for _, tt := range tests { | ||
| t.Run(tt.name, func(t *testing.T) { | ||
| if err := writeMetric(tt.args.w, tt.args.asJSON, tt.args.metrics); (err != nil) != tt.wantErr { | ||
| t.Errorf("writeMetric() error = %v, wantErr %v", err, tt.wantErr) | ||
| } | ||
| }) | ||
| } | ||
| } |