Finished phase006

spec/models/maintenance_schedule_spec.rb

@@ -6,18 +6,43 @@ RSpec.describe MaintenanceSchedule do
   end
 
   it "requires all fields" do
-    schedule = build(:maintenance_schedule, vehicle: nil, maintenance_type: nil, mileage_interval: nil, time_interval: nil)
+    schedule = build(
+      :maintenance_schedule,
+      vehicle: nil,
+      maintenance_type: nil,
+      mileage_interval: nil,
+      time_interval: nil,
+      baseline_odometer: nil,
+      baseline_date: nil,
+      active: nil
+    )
 
     expect(schedule).not_to be_valid
-    expect(schedule.errors.attribute_names).to include(:vehicle, :maintenance_type, :mileage_interval, :time_interval)
+    expect(schedule.errors.attribute_names).to include(
+      :vehicle,
+      :maintenance_type,
+      :mileage_interval,
+      :time_interval,
+      :baseline_odometer,
+      :baseline_date,
+      :active
+    )
   end
 
-  it "requires positive integer intervals" do
-    schedule = build(:maintenance_schedule, mileage_interval: 0, time_interval: 0)
+  it "requires valid numeric values" do
+    schedule = build(:maintenance_schedule, mileage_interval: 0, time_interval: 0, baseline_odometer: -1)
 
     expect(schedule).not_to be_valid
     expect(schedule.errors[:mileage_interval]).to be_present
     expect(schedule.errors[:time_interval]).to be_present
+    expect(schedule.errors[:baseline_odometer]).to be_present
+  end
+
+  it "rejects future baseline dates" do
+    schedule = build(:maintenance_schedule, baseline_date: Date.current + 1.day)
+
+    expect(schedule).not_to be_valid
+    expect(schedule.errors[:baseline_date]).to be_present
   end
 
   it "requires maintenance type to be unique per vehicle case-insensitively" do

spec/models/maintenance_schedule_status_spec.rb

@@ -0,0 +1,58 @@
+require "rails_helper"
+
+RSpec.describe MaintenanceScheduleStatus do
+  it "marks a schedule overdue when the mileage interval is reached" do
+    schedule = build(:maintenance_schedule, mileage_interval: 5_000, baseline_odometer: 10_000, time_interval: 180)
+
+    status = described_class.new(schedule, nil, current_odometer: 15_000)
+
+    expect(status.status).to eq("overdue")
+    expect(status.reason).to include("mileage interval reached")
+  end
+
+  it "marks a schedule overdue when the time interval is reached" do
+    schedule = build(:maintenance_schedule, time_interval: 180, baseline_date: Date.current - 180.days)
+
+    status = described_class.new(schedule, nil, current_odometer: 10_000)
+
+    expect(status.status).to eq("overdue")
+    expect(status.reason).to include("time interval reached")
+  end
+
+  it "marks a schedule upcoming within five percent of the mileage interval" do
+    schedule = build(:maintenance_schedule, mileage_interval: 5_000, baseline_odometer: 10_000, baseline_date: Date.current)
+
+    status = described_class.new(schedule, nil, current_odometer: 14_750)
+
+    expect(status.status).to eq("upcoming")
+    expect(status.reason).to include("within 250 miles")
+  end
+
+  it "marks a schedule upcoming within five percent of the time interval" do
+    schedule = build(:maintenance_schedule, time_interval: 180, baseline_date: Date.current - 171.days)
+
+    status = described_class.new(schedule, nil, current_odometer: 10_000)
+
+    expect(status.status).to eq("upcoming")
+    expect(status.reason).to include("within 9 days")
+  end
+
+  it "marks a no-history schedule as no history when it is not upcoming or overdue" do
+    schedule = build(:maintenance_schedule, baseline_odometer: 10_000, mileage_interval: 5_000, baseline_date: Date.current)
+
+    status = described_class.new(schedule, nil, current_odometer: 10_100)
+
+    expect(status.status).to eq("no_history")
+  end
+
+  it "marks a schedule current when matching history exists and no interval is near" do
+    schedule = build(:maintenance_schedule, mileage_interval: 5_000, time_interval: 180)
+    entry = build(:maintenance_entry, odometer: 12_000, date: Date.current - 10.days)
+
+    status = described_class.new(schedule, entry, current_odometer: 12_500)
+
+    expect(status.status).to eq("current")
+    expect(status.due_odometer).to eq(17_000)
+    expect(status.due_date).to eq(entry.date + 180.days)
+  end
+end