Start adding tests

app/models/payment_history/csv_importer.rb

@@ -1,7 +1,7 @@
 require "zip"
 
 class PaymentHistory::CsvImporter
-  attr_accessor :user, :calculate_from_date, :temp_files
+  attr_accessor :user, :calculate_from_date, :filename, :temp_files
 
   CSV_READER_OPTIONS = {
     converters: :all,
@@ -62,13 +62,14 @@ class PaymentHistory::CsvImporter
   def initialize(user:, filename:)
     @user = user
     @calculate_from_date = user.calculate_from_date
+    @filename = filename
     @temp_files = {}
-    @temp_files[:csv] = prepare_csv_file(filename)
     @rows_processed_count = 0
     @batch_of_payments = []
   end
 
   def import!
+    prepare_csv_file
     clear_old_payments
     import_new_payments
   rescue => e
@@ -79,6 +80,10 @@ def import!
 
   private
 
+  def prepare_csv_file
+    @temp_files[:csv] = prepare_csv_file(@filename)
+  end
+
   def clear_old_payments
     user.payment_histories.where("payment_date > ?", calculate_from_date).delete_all
   end

test/models/payment_history/csv_importer_test.rb

@@ -0,0 +1,23 @@
+require "test_helper"
+
+class PaymentHistory::CsvImporterTest < ActiveSupport::TestCase
+
+  setup do
+    @user = users(:regular)
+    @filename = "filename.zip"
+  end
+
+  test "new" do
+    @user = users(:regular)
+    @filename = "filename.zip"
+
+    @importer = PaymentHistory::CsvImporter.new(user: @user, filename: @filename)
+
+    assert @importer.user == @user
+    assert @importer.filename == @filename
+    assert @importer.calculate_from_date == @user.calculate_from_date
+  end
+
+  # test "import" do
+  # end
+end

test/models/payment_history_test.rb

@@ -1,7 +1,8 @@
 require "test_helper"
 
 class PaymentHistoryTest < ActiveSupport::TestCase
-  # test "the truth" do
-  #   assert true
-  # end
+
+  test "default_start_date" do
+    PaymentHistory.default_start_date == 4.years.ago.to_date
+  end
 end