Fix dailyAverages query on session update & test

- Add dailyAverages seeds
- Start implementing testing

data/dbConfig.js

@@ -3,6 +3,6 @@ require("dotenv").config();
 const knex = require('knex');
 const config = require('../knexfile');
 
-const environment = process.env.DB_ENV || 'development';
+const environment = process.env.DB_ENV || 'test';
 
 module.exports = knex(config[environment]);

data/migrations/01-createUsersSessionsAndDailyAveragesTables.js

@@ -52,6 +52,7 @@ exports.up = function(knex) {
 			.unsigned()
 			.notNullable()
 			.references('sessions.id')
+			.unique()
 			.onUpdate('CASCADE')
 			.onDelete('CASCADE');
 		tbl
@@ -66,7 +67,7 @@ exports.up = function(knex) {
 			.unsigned();
 		tbl
 			.float('average_mood');
-	})
+	});
 };
 
 exports.down = function(knex) {

data/seeds/addDailyAverages.js

@@ -0,0 +1,77 @@
+exports.seed = function(knex) {
+	return knex('dailyAverages').truncate()
+		.then(function () {
+		return knex('dailyAverages').insert([
+			{
+			"id": 1,
+			"session_id": 1,
+			"user_id": 1,
+			"sleep_duration": 9,
+			"average_mood": 3
+			},
+			{
+			"id": 2,
+			"session_id": 2,
+			"user_id": 1,
+			"sleep_duration": 7.67,
+			"average_mood": 4
+			},
+			{
+			"id": 3,
+			"session_id": 3,
+			"user_id": 1,
+			"sleep_duration": 7.67,
+			"average_mood": 4
+			},
+			{
+			"id": 4,
+			"session_id": 4,
+			"user_id": 1,
+			"sleep_duration": 6.67,
+			"average_mood": 3
+			},
+			{
+			"id": 5,
+			"session_id": 5,
+			"user_id": 1,
+			"sleep_duration": 9.5,
+			"average_mood": 4
+			},
+			{
+			"id": 6,
+			"session_id": 6,
+			"user_id": 1,
+			"sleep_duration": 7.5,
+			"average_mood": 4
+			},
+			{
+			"id": 7,
+			"session_id": 7,
+			"user_id": 1,
+			"sleep_duration": 8.58,
+			"average_mood": 2.67
+			},
+			{
+			"id": 8,
+			"session_id": 8,
+			"user_id": 1,
+			"sleep_duration": 8.42,
+			"average_mood": 4.33
+			},
+			{
+			"id": 9,
+			"session_id": 9,
+			"user_id": 1,
+			"sleep_duration": 6.25,
+			"average_mood": 3.33
+			},
+			{
+			"id": 10,
+			"session_id": 10,
+			"user_id": 1,
+			"sleep_duration": 11.25,
+			"average_mood": 3.67
+			}
+		]);
+	});
+};