[BAEL-3445] Added Background examples to Cucumber examples (#8319)

testing-modules/testing-libraries/src/test/java/com/baeldung/cucumber/books/BookStoreRunSteps.java

@@ -1,7 +1,5 @@
 package com.baeldung.cucumber.books;
 
-import static org.junit.Assert.assertEquals;
-
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
@@ -12,10 +10,12 @@ import io.cucumber.java.en.Then;
 import io.cucumber.java.en.When;
 import io.cucumber.datatable.DataTable;
 
-public class BookStoreRunSteps {
+import static org.junit.Assert.*;
 
+public class BookStoreRunSteps {
     private BookStore store;
     private List<Book> foundBooks;
+    private Book foundBook;
     
     @Before
     public void setUp() {
@@ -23,19 +23,22 @@ public class BookStoreRunSteps {
         foundBooks = new ArrayList<>();
     }
     
+    @Given("^I have the following books in the store$")
+    public void haveBooksInTheStore(DataTable table) {
+        haveBooksInTheStoreByList(table);
+    }
+
     @Given("^I have the following books in the store by list$")
     public void haveBooksInTheStoreByList(DataTable table) {
-        
         List<List<String>> rows = table.asLists(String.class);
-        
+
         for (List<String> columns: rows) {
             store.addBook(new Book(columns.get(0), columns.get(1)));
         }
     }
-    
+
     @Given("^I have the following books in the store by map$")
     public void haveBooksInTheStoreByMap(DataTable table) {
-        
         List<Map<String, String>> rows = table.asMaps(String.class, String.class);
         
         for (Map<String, String> columns: rows) {
@@ -52,9 +55,24 @@ public class BookStoreRunSteps {
     public void searchForBooksByAuthor(String author) {
         foundBooks = store.booksByAuthor(author);
     }
+
+    @When("^I search for a book titled (.+)$")
+    public void searchForBookByTitle(String title) {
+        foundBook = store.bookByTitle(title).orElse(null);
+    }
     
     @Then("^I find (\\d+) books$")
     public void findBooks(int count) {
         assertEquals(count, foundBooks.size());
     }
+
+    @Then("^I find a book$")
+    public void findABook() {
+        assertNotNull(foundBook);
+    }
+
+    @Then("^I find no book$")
+    public void findNoBook() {
+        assertNull(foundBook);
+    }
 }