Phoenix: Add generated tests for app/models/product*.rb

phoenix-tests/unit/tests/app/models/product_drive_participant_spec.rb

@@ -0,0 +1,97 @@
+
+require "rails_helper"
+
+RSpec.describe ProductDriveParticipant do
+describe '#volume', :phoenix do
+  let(:donation_with_no_line_items) { Donation.create(line_items: []) }
+  let(:donation_with_line_items) do
+    Donation.create(line_items: [LineItem.create(total: 10), LineItem.create(total: 20)])
+  end
+  let(:donation_with_mixed_line_items) do
+    [Donation.create(line_items: []), Donation.create(line_items: [LineItem.create(total: 15)])]
+  end
+
+  it 'returns zero when there are no donations' do
+    participant = ProductDriveParticipant.new(donations: [])
+    expect(participant.volume).to eq(0)
+  end
+
+  it 'returns zero when a single donation has no line items' do
+    participant = ProductDriveParticipant.new(donations: [donation_with_no_line_items])
+    expect(participant.volume).to eq(0)
+  end
+
+  it 'calculates total for a single donation with line items' do
+    participant = ProductDriveParticipant.new(donations: [donation_with_line_items])
+    expect(participant.volume).to eq(30)
+  end
+
+  it 'calculates total for multiple donations with line items' do
+    participant = ProductDriveParticipant.new(donations: [donation_with_line_items, donation_with_line_items])
+    expect(participant.volume).to eq(60)
+  end
+
+  it 'calculates total for mixed donations with and without line items' do
+    participant = ProductDriveParticipant.new(donations: donation_with_mixed_line_items)
+    expect(participant.volume).to eq(15)
+  end
+end
+describe "#volume_by_product_drive", :phoenix do
+  let(:product_drive_participant) { create(:product_drive_participant) }
+  let(:product_drive_id) { 1 }
+
+  it "calculates total volume for a valid product drive ID" do
+    donation1 = create(:donation, product_drive_id: product_drive_id, product_drive_participant: product_drive_participant)
+    donation2 = create(:donation, product_drive_id: product_drive_id, product_drive_participant: product_drive_participant)
+    create(:line_item, donation: donation1, total: 10)
+    create(:line_item, donation: donation2, total: 20)
+
+    expect(product_drive_participant.volume_by_product_drive(product_drive_id)).to eq(30)
+  end
+
+  it "returns zero for an invalid product drive ID" do
+    expect(product_drive_participant.volume_by_product_drive(-1)).to eq(0)
+  end
+
+  it "returns zero when there are no donations for the given product drive ID" do
+    expect(product_drive_participant.volume_by_product_drive(product_drive_id)).to eq(0)
+  end
+
+  it "sums up line items for multiple donations correctly" do
+    donation1 = create(:donation, product_drive_id: product_drive_id, product_drive_participant: product_drive_participant)
+    donation2 = create(:donation, product_drive_id: product_drive_id, product_drive_participant: product_drive_participant)
+    create(:line_item, donation: donation1, total: 5)
+    create(:line_item, donation: donation2, total: 15)
+
+    expect(product_drive_participant.volume_by_product_drive(product_drive_id)).to eq(20)
+  end
+
+  describe "edge cases" do
+    it "handles very large numbers correctly" do
+      donation = create(:donation, product_drive_id: product_drive_id, product_drive_participant: product_drive_participant)
+      create(:line_item, donation: donation, total: 10**9)
+
+      expect(product_drive_participant.volume_by_product_drive(product_drive_id)).to eq(10**9)
+    end
+
+    it "handles empty line items correctly" do
+      donation = create(:donation, product_drive_id: product_drive_id, product_drive_participant: product_drive_participant)
+      create(:line_item, donation: donation, total: 0)
+
+      expect(product_drive_participant.volume_by_product_drive(product_drive_id)).to eq(0)
+    end
+  end
+end
+describe '#donation_source_view', :phoenix do
+  let(:product_drive_participant_with_contact_name) { ProductDriveParticipant.new(contact_name: 'John Doe') }
+  let(:product_drive_participant_without_contact_name) { ProductDriveParticipant.new(contact_name: nil) }
+
+  it 'returns nil when contact_name is blank' do
+    expect(product_drive_participant_without_contact_name.donation_source_view).to be_nil
+  end
+
+  it 'returns contact_name with (participant) when contact_name is present' do
+    expect(product_drive_participant_with_contact_name.donation_source_view).to eq('John Doe (participant)')
+  end
+end
+end