(feat) Add UT for digit_calculator mod function

Xerpa · Mar 1, 2021 · 5cb62e4 · 5cb62e4
1 parent 06046c7
commit 5cb62e4
Showing 1 changed file with 32 additions and 0 deletions.
diff --git a/test/digit_calculator_test.exs b/test/digit_calculator_test.exs
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+defmodule BRAN.DigitCalculatorTest do
+  use ExUnit.Case
+  use ExUnit.Parameterized
+
+  alias BRAN.DigitCalculator
+
+  @itau_weight [2, 1, 2, 1, 2, 1, 2, 1, 2]
+  @itau_mod_factor 10
+
+  test_with_params "returns mod to consider on Itau validation",
+                   fn account_number, mod_factor, weights, sum_result, expected ->
+                     assert DigitCalculator.mod(
+                              account_number,
+                              mod_factor,
+                              weights,
+                              sum_result
+                            ) == expected
+                   end do
+    [
+      # Valid Accounts
+      {[4, 3, 1, 3, 4, 3, 1, 2, 9, 0], @itau_mod_factor, @itau_weight, true, 10},
+      {
+        [7, 0, 6, 8, 6, 0, 5, 2, 8, 8],
+        @itau_mod_factor,
+        @itau_weight,
+        true,
+        1
+      },
+      {[4, 3, 1, 3, 4, 3, 1, 2, 9, 0], @itau_mod_factor, @itau_weight, false, 1}
+    ]
+  end
+end