Enhance installation

README.md

@@ -29,22 +29,14 @@ The requirements are:
 Install Devicehub with *pip*: `pip3 install ereuse-devicehub -U --pre`.
 
 ## Running
-Download, or copy the contents, of [this file](example/app.py), and
+Download, or copy the contents, of [this file](examples/app.py), and
 call the new file ``app.py``.
 
-Create a PostgreSQL database called *devicehub*:
+Create a PostgreSQL database called *devicehub* by running 
+[create-db](examples/create-db.sh):
  
-```bash
+- In Debian 9: `sudo su - postgres; examples/create-db.sh devicehub`
-sudo su - postgres  # Change to Postgres main user
+- In MacOS: `examples/create-db.sh devicehub`.
-postgres $ createdb devicehub  # Create main database
-postgres $ psql devicehub  # Access to the database
-postgres $ CREATE USER dhub WITH PASSWORD 'ereuse';  # Create user devicehub uses to access db
-postgres $ GRANT ALL PRIVILEGES ON DATABASE devicehub TO dhub;  # Give access to the db
-postgres $ CREATE EXTENSION pgcrypto SCHEMA public; # Enable pgcrypto
-postgres $ CREATE EXTENSION ltree SCHEMA public; # Enable ltree
-postgres $ \q
-exit
-```
 
 Create the tables in the database by executing in the same directory 
 where `app.py` is:
@@ -89,13 +81,9 @@ Use postman as an example of how to use the API.
 To run the tests you will need to:
 
 1. `git clone` this project.
-2. Create a database for testing. By default the database used is 
+2. Create a database for testing executing `create-db.sh` like
-   `dh_test`. Execute to create it:
+   the normal installation but changing the first parameter
-   1. `postgres $ createdb dh_test`.
+   from `devicehub` to `dh_test`: `create-db.sh dh_test`.
-   2. `postgres $ psql dh_test`.
-   3. `postgres $ GRANT ALL PRIVILEGES ON DATABASE dh_test TO dhub;`.
-   4. `CREATE EXTENSION pgcrypto SCHEMA public;`
-   5. `CREATE EXTENSION ltree SCHEMA public;`
 3. Execute at the root folder of the project `python3 setup.py test`.
 
 ## Generating the docs

examples/create-db.sh

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+# Creates a database, user, and extensions to use Devicehub
+
+createdb $1  # Create main database
+psql -d $1 -c "CREATE USER dhub WITH PASSWORD 'ereuse';" # Create user devicehub uses to access db
+psql -d $1 -c "GRANT ALL PRIVILEGES ON DATABASE devicehub TO dhub;" # Give access to the db
+psql -d $1 -c "CREATE EXTENSION pgcrypto SCHEMA public;" # Enable pgcrypto
+psql -d $1 -c "CREATE EXTENSION ltree SCHEMA public;" # Enable ltree

setup.py

@@ -11,7 +11,6 @@ with open('ereuse_devicehub/__init__.py', 'rt', encoding='utf8') as f:
 
 test_requires = [
     'pytest',
-    'pytest-datadir',
     'requests_mock'
 ]