test: add integration tests

Fix #1

Author: php-coder

.gitignore

@@ -1 +1,6 @@
 node_modules/
+
+# RobotFramework reports
+tests/log.html
+tests/output.xml
+tests/report.html

docker/categories.sql

@@ -0,0 +1,14 @@
+CREATE TABLE `categories` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `name` varchar(50) NOT NULL,
+  `name_ru` varchar(50) DEFAULT NULL,
+  `slug` varchar(50) NOT NULL,
+  `created_at` datetime NOT NULL,
+  `created_by` int(11) NOT NULL,
+  `updated_at` datetime NOT NULL,
+  `updated_by` int(11) NOT NULL,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `name` (`name`),
+  UNIQUE KEY `uc_categories_slug` (`slug`),
+  UNIQUE KEY `name_ru` (`name_ru`)
+) ENGINE=InnoDB CHARSET=utf8;

docker/docker-compose.yaml

@@ -0,0 +1,21 @@
+# Usage example:
+#
+# $ docker-compose up -d
+# $ docker-compose exec mysql mysql -u test -ptest test
+#
+version: '3'
+
+services:
+  mysql:
+    image: mysql:5.7.20
+    user: mysql:mysql
+    environment:
+      - MYSQL_ROOT_PASSWORD=secret
+      - MYSQL_USER=test
+      - MYSQL_PASSWORD=test
+      - MYSQL_DATABASE=test
+    ports:
+      - '3306:3306'
+    volumes:
+      - ./categories.sql:/docker-entrypoint-initdb.d/categories.sql
+

tests/crud.robot

@@ -0,0 +1,36 @@
+*** Settings ***
+Documentation   Basic CRUD operations
+Library         RequestsLibrary
+Suite Setup     Create Session  alias=api  url=${SERVER_URL}
+Suite Teardown  Delete All Sessions
+
+*** Variables ***
+${SERVER_URL}  http://host.docker.internal:3000
+
+** Test Cases ***
+GET should return a value
+    ${response}=                 Get Request  api  /v1/categories/count
+    Status Should Be             200  ${response}
+    Should Be Equal As Integers  0    ${response.json()}
+
+POST should create an object
+    &{payload}=                  Create Dictionary  name=Sport  slug=sport  userId=1
+    ${response}=                 Post Request  api  /v1/categories  json=${payload}
+    Status Should Be             204  ${response}
+    # checks that it was created
+    ${response}=                 Get Request  api  /v1/categories/count
+    Status Should Be             200  ${response}
+    Should Be Equal As Integers  1    ${response.json()}
+
+PUT should update an object
+    &{payload}=       Create Dictionary  name=Fauna  nameRu=Фауна  slug=fauna  userId=1  categoryId=1
+    ${response}=      Put Request  api  /v1/categories/1  json=${payload}
+    Status Should Be  204  ${response}
+
+DELETE should remove an object
+    ${response}=                 Delete Request  api  /v1/categories/1
+    Status Should Be             204  ${response}
+    # checks that it was removed
+    ${response}=                 Get Request  api  /v1/categories/count
+    Status Should Be             200  ${response}
+    Should Be Equal As Integers  0    ${response.json()}