feat: e2e test support http body check (#733)

test/e2e/conformance/tests/go-wasm-request-block.go

@@ -86,6 +86,76 @@ var WasmPluginsRequestBlock = suite.ConformanceTest{
 					},
 				},
 			},
+			{
+				// post blocked body
+				Meta: http.AssertionMeta{
+					TargetBackend:   "infra-backend-v1",
+					TargetNamespace: "higress-conformance-infra",
+				},
+				Request: http.AssertionRequest{
+					ActualRequest: http.Request{
+						Host:             "foo.com",
+						Path:             "/foo",
+						Method:           "POST",
+						ContentType:      http.ContentTypeTextPlain,
+						Body:             []byte(`hello world`),
+						UnfollowRedirect: true,
+					},
+				},
+				Response: http.AssertionResponse{
+					ExpectedResponse: http.Response{
+						StatusCode: 403,
+					},
+				},
+			},
+			{
+				// check body echoed back in expected request(same as ActualRequest if not set)
+				Meta: http.AssertionMeta{
+					TargetBackend:   "infra-backend-v1",
+					TargetNamespace: "higress-conformance-infra",
+					CompareTarget:   http.CompareTargetRequest,
+				},
+				Request: http.AssertionRequest{
+					ActualRequest: http.Request{
+						Host:             "foo.com",
+						Path:             "/foo",
+						Method:           "POST",
+						ContentType:      http.ContentTypeTextPlain,
+						Body:             []byte(`hello higress`),
+						UnfollowRedirect: true,
+					},
+				},
+				Response: http.AssertionResponse{
+					ExpectedResponse: http.Response{
+						StatusCode: 200,
+					},
+				},
+			},
+			{
+				// check body echoed back in expected response
+				Meta: http.AssertionMeta{
+					TargetBackend:   "infra-backend-echo-body-v1",
+					TargetNamespace: "higress-conformance-infra",
+					CompareTarget:   http.CompareTargetResponse,
+				},
+				Request: http.AssertionRequest{
+					ActualRequest: http.Request{
+						Host:             "foo2.com",
+						Path:             "/foo",
+						Method:           "POST",
+						ContentType:      http.ContentTypeTextPlain,
+						Body:             []byte(`hello higress`),
+						UnfollowRedirect: true,
+					},
+				},
+				Response: http.AssertionResponse{
+					ExpectedResponse: http.Response{
+						StatusCode:  200,
+						ContentType: http.ContentTypeTextPlain,
+						Body:        []byte(`hello higress`),
+					},
+				},
+			},
 		}
 		t.Run("WasmPlugins request-block", func(t *testing.T) {
 			for _, testcase := range testcases {