Updated instructions on how to run a subset of tests from the command…

… line

README.md

@@ -103,19 +103,31 @@ $ mvn test
 Note that the `maven surefire plugin` is configured to treat all `.java` files in `com.daasworld` as Test classes
 and to ignore all tests in the `karate` folder.
 
-
 #### Running the Karate Tests
+##### From Command Line
 
 Karate does NOT start up the system under test. So first start up the application by running
 ```
 $ mvn spring-boot:run
 ```
-
-From the command-line, run 
-
+To run all the tests ( they are all under `karate`), run 
 ```
 $ mvn test -Dtest=KarateTests
 ``` 
+To run only the tests under the `karate/hello`, run
+```
+$ mvn test -Dtest=HelloRunner
+```
+To run only a single feature, specify it in the `karate.options` as shown below
+```
+$ mvn test "-Dkarate.options=classpath:karate/hello/hello1.feature" -Dtest=HelloRunner
+```
+To run only a single scenario, specify its line number as shown below
+```
+$ mvn test "-Dkarate.options=classpath:karate/hello/hello1.feature:13" -Dtest=HelloRunner
+```
+
+##### From IntelliJ
 
 The Karate tests can also be invoked from within IntelliJ in multiple ways
 

src/main/java/com/daasworld/hellokarate/controllers/GreetingController.java

@@ -1,15 +1,20 @@
 package com.daasworld.hellokarate.controllers;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 @RestController
 public class GreetingController {
 
+    private Logger logger = LoggerFactory.getLogger(this.getClass().getName());
+
     // $ curl localhost:8080/api/hello
     @GetMapping(value = "/api/hello", produces = "application/txt")
     public String greet(@RequestParam(required=false, defaultValue = "world") String name) {
+        logger.info("greet() called");
         return String.format("Hello %s!", name);
     }
 }

src/main/java/com/daasworld/hellokarate/controllers/PersonController.java

@@ -23,6 +23,7 @@ public PersonController(PersonService personService) {
     // $ curl localhost:8080/api/person/1
     @GetMapping(value = "/api/person/{id}", produces = "application/json")
     public ResponseEntity<Person> getById(@PathVariable int id){
+        logger.info("getById() called");
         Person p = personService.getById(id);
         if(p == null ) {
             return new ResponseEntity<>(HttpStatus.NOT_FOUND);
@@ -35,6 +36,7 @@ public ResponseEntity<Person> getById(@PathVariable int id){
     // $ curl -X POST localhost:8080/api/person -H 'Content-type:application/json' -d '{"firstName": "John", "lastName" : "Doe", "age" : 30}'
     @PostMapping(value = "/api/person", consumes = "application/json", produces = "application/json")
     public ResponseEntity<Integer> createPerson(@RequestBody Person p) {
+        logger.info("createPerson() called");
         int id =  personService.add(p);
         return new ResponseEntity<>(id, HttpStatus.OK);
     }