Rename Schedule to Scheduler

spec/scheduler_spec.rb

@@ -0,0 +1,27 @@
+require "spec_helper"
+
+class TestJob
+  def perform;end
+end
+
+describe Crono::Scheduler do
+  before(:each) do
+    @scheduler = Crono::Scheduler.new
+    @jobs = [
+      Crono::Period.new(3.day, at: "18:55"),
+      Crono::Period.new(1.day, at: "15:30"),
+      Crono::Period.new(7.day, at: "06:05")
+    ].map { |period| Crono::Job.new(TestJob, period) }
+    @scheduler.jobs = @jobs
+  end
+
+  describe "#next" do
+    it "should return next job in schedule" do
+      expect(@scheduler.next).to be @jobs[1]
+    end
+
+    it "should return next based on last" do
+      expect(@scheduler.next)
+    end
+  end
+end