Change event date:datetime to date:date & add some more specs

app/models/event.rb

@@ -11,15 +11,19 @@ class Event < ActiveRecord::Base
   after_create :create_event_task_list
 
   def days_to_go
-    (date.to_time - Time.now).to_i / 1.day
+    (Event.last.date - Date.today).to_int.clamp(0, Float::INFINITY)
   end
 
   def formatted_time
     date.strftime("%A #{date.day.ordinalize} %B %Y")
   end
 
   def in_past?
-    date < Time.now
+    date < Date.today
+  end
+
+  def is_today?
+    date == Date.today
   end
 
   def self.send_notifications(id)

db/migrate/20141119172000_create_events.rb

@@ -1,7 +1,7 @@
 class CreateEvents < ActiveRecord::Migration
   def change
     create_table :events do |t|
-      t.datetime :date
+      t.date :date
       t.string :location
       t.boolean :active
       t.string :title

db/schema.rb

@@ -39,7 +39,7 @@
   end
 
   create_table "events", force: true do |t|
-    t.datetime "date"
+    t.date     "date"
     t.string   "location"
     t.boolean  "active"
     t.string   "title"

lib/core_ext/numeric.rb

@@ -0,0 +1,5 @@
+class Numeric
+  def clamp(min, max)
+    self < min ? min : self > max ? max : self
+  end
+end

spec/models/event_spec.rb

@@ -0,0 +1,63 @@
+require "rails_helper"
+
+RSpec.describe Event, :type => :model do
+  context "days to go" do
+    it "responds with 1 when the date is tomorrow" do
+      event = Event.create!(date: Date.today + 1)
+      expect(event.days_to_go).to be 1
+    end
+
+    it "responds with 0 when the date is in the past" do
+      [-1, -10, -1000].each do |days_ago|
+        event = Event.create!(date: Date.today + days_ago)
+        expect(event.days_to_go).to be 0
+      end
+    end
+
+    it "responds with 0 when the date is in today" do
+      event = Event.create!(date: Date.today)
+      expect(event.days_to_go).to be 0
+    end
+  end
+
+  context "formatted time" do
+    it "should format the event date time correctly" do
+      event = Event.create!(date: Date.parse("1/1/1970"))
+      expect(event.formatted_time).to eq "Thursday 1st January 1970"
+    end
+  end
+
+  context "in_past?" do
+    it "responds with false when the date is today" do
+      event = Event.create!(date: Date.today)
+      expect(event.in_past?).to be false
+    end
+
+    it "responds with false when the date is tomorrow" do
+      event = Event.create!(date: Date.today + 1)
+      expect(event.in_past?).to be false
+    end
+
+    it "responds with true when the date is yesterday" do
+      event = Event.create!(date: Date.today - 1)
+      expect(event.in_past?).to be true
+    end
+  end
+
+  context "is_today?" do
+    it "responds with true when the date is today" do
+      event = Event.create!(date: Date.today)
+      expect(event.is_today?).to be true
+    end
+
+    it "responds with false when the date is tomorrow" do
+      event = Event.create!(date: Date.today + 1)
+      expect(event.is_today?).to be false
+    end
+
+    it "responds with true when the date is yesterday" do
+      event = Event.create!(date: Date.today - 1)
+      expect(event.is_today?).to be false
+    end
+  end
+end