change echo

build.gradle

@@ -5,15 +5,20 @@ plugins {
 group = 'ru.netology'
 version = '1.0-SNAPSHOT'
 
+sourceCompatibility = 11
+compileJava.options.encoding = "UTF-8"
+compileTestJava.options.encoding = "UTF-8"
+
 repositories {
     mavenCentral()
 }
 
 dependencies {
-    testImplementation platform('org.junit:junit-bom:5.9.1')
-    testImplementation 'org.junit.jupiter:junit-jupiter'
+    testImplementation 'io.rest-assured:rest-assured:5.3.1'
+    testImplementation 'org.junit.jupiter:junit-jupiter:5.7.0'
 }
 
+
 test {
     useJUnitPlatform()
 }

src/test/java/PostmanEchoTest.java

@@ -0,0 +1,23 @@
+import org.junit.jupiter.api.Test;
+
+import static io.restassured.RestAssured.given;
+import static org.hamcrest.Matchers.equalTo;
+
+class PostmanEchoTest {
+
+    @Test
+    void shouldReturnSendData() {
+        var text = "Hi";
+        given()
+                .baseUri("https://postman-echo.com")
+                .body(text)
+                .when()
+                .post("/post")
+                .then()
+                .statusCode(200)
+                .body("data", equalTo(text))
+        ;
+    }
+
+
+}