phase002 complete

spec/models/maintenance_schedule_spec.rb

@@ -0,0 +1,34 @@
+require "rails_helper"
+
+RSpec.describe MaintenanceSchedule do
+  it "has a valid factory" do
+    expect(build(:maintenance_schedule)).to be_valid
+  end
+
+  it "requires all fields" do
+    schedule = build(:maintenance_schedule, vehicle: nil, maintenance_type: nil, mileage_interval: nil, time_interval: nil)
+
+    expect(schedule).not_to be_valid
+    expect(schedule.errors.attribute_names).to include(:vehicle, :maintenance_type, :mileage_interval, :time_interval)
+  end
+
+  it "requires positive integer intervals" do
+    schedule = build(:maintenance_schedule, mileage_interval: 0, time_interval: 0)
+
+    expect(schedule).not_to be_valid
+    expect(schedule.errors[:mileage_interval]).to be_present
+    expect(schedule.errors[:time_interval]).to be_present
+  end
+
+  it "requires maintenance type to be unique per vehicle case-insensitively" do
+    vehicle = create(:vehicle)
+    create(:maintenance_schedule, vehicle: vehicle, maintenance_type: "Oil Change")
+
+    duplicate = build(:maintenance_schedule, vehicle: vehicle, maintenance_type: "oil change")
+    other_vehicle_schedule = build(:maintenance_schedule, maintenance_type: "oil change")
+
+    expect(duplicate).not_to be_valid
+    expect(duplicate.errors[:maintenance_type]).to be_present
+    expect(other_vehicle_schedule).to be_valid
+  end
+end