Add modeling for csv uploads

app/models/csv_upload.rb

@@ -0,0 +1,3 @@
+class CsvUpload < ApplicationRecord
+  validates_presence_of :data, :original_filename, :parser_class_name
+end

db/migrate/20240213142420_create_csv_uploads.rb

@@ -0,0 +1,10 @@
+class CreateCsvUploads < ActiveRecord::Migration[7.1]
+  def change
+    create_table :csv_uploads do |t|
+      t.text :data
+      t.string :parser_class_name
+      t.string :original_filename
+      t.timestamps
+    end
+  end
+end

spec/factories/csv_upload.rb

@@ -0,0 +1,7 @@
+FactoryBot.define do
+  factory :csv_upload do
+    data { "123,foo,true" }
+    original_filename { "sample-data.csv" }
+    parser_class_name { "SampleParser" }
+  end
+end

spec/models/csv_upload_spec.rb

@@ -0,0 +1,24 @@
+require "rails_helper"
+
+describe CsvUpload do
+  describe "validation" do
+    context "without required attrs" do
+      it "is invalid" do
+        csv_upload = CsvUpload.new
+        expect(csv_upload).to_not be_valid
+      end
+    end
+
+    context "with required attrs" do
+      it "is valid" do
+        csv_upload = CsvUpload.new(
+          data: "foo,bar,baz",
+          original_filename: "dummy-data.csv",
+          parser_class_name: "DummyParser"
+        )
+
+        expect(csv_upload).to be_valid
+      end
+    end
+  end
+end

spec/system/model_counts/admin_views_model_counts_spec.rb

@@ -11,6 +11,7 @@
     expected_rows = [
       "Artwork 0",
       "Book 0",
+      "CsvUpload 0",
       "FinancialAccount 0",
       "FinancialStatement 0",
       "FinancialTransaction 0",
@@ -31,6 +32,7 @@
 
   scenario "with some models" do
     FactoryBot.create(:book)
+    FactoryBot.create(:csv_upload)
     FactoryBot.create(:gift_idea)
     FactoryBot.create(:killswitch)
     FactoryBot.create(:post_bin_request)
@@ -61,6 +63,7 @@
     expected_rows = [
       "Artwork 1",
       "Book 1",
+      "CsvUpload 1",
       "FinancialAccount 1",
       "FinancialStatement 1",
       "FinancialTransaction 1",
@@ -78,6 +81,6 @@
 
     expect(actual_rows).to match_array(expected_rows)
 
-    expect(page.find("tfoot tr").text).to eq "Total 15"
+    expect(page.find("tfoot tr").text).to eq "Total 16"
   end
 end