phase002 complete

spec/models/user_spec.rb

@@ -0,0 +1,32 @@
+require "rails_helper"
+
+RSpec.describe User do
+  it "has a valid factory" do
+    expect(build(:user)).to be_valid
+  end
+
+  it "requires a name and email" do
+    user = build(:user, name: nil, email: nil)
+
+    expect(user).not_to be_valid
+    expect(user.errors[:name]).to be_present
+    expect(user.errors[:email]).to be_present
+  end
+
+  it "requires email to be unique case-insensitively" do
+    create(:user, email: "driver@example.com")
+
+    user = build(:user, email: "DRIVER@example.com")
+
+    expect(user).not_to be_valid
+    expect(user.errors[:email]).to be_present
+  end
+
+  it "cannot be destroyed when entries reference it" do
+    user = create(:user)
+    create(:fuel_entry, updated_by_user: user)
+
+    expect(user.destroy).to be(false)
+    expect(user.errors[:base]).to be_present
+  end
+end