From c1f6ea4759eb1be739e1161738d3192b3fe9a85b Mon Sep 17 00:00:00 2001
From: Zach Gollwitzer <zach.gollwitzer@gmail.com>
Date: Fri, 23 May 2025 12:16:30 -0400
Subject: [PATCH] Plaid type mapping tests

---
 .../plaid_account/type_mappable_test.rb       | 35 +++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 test/models/plaid_account/type_mappable_test.rb

diff --git a/test/models/plaid_account/type_mappable_test.rb b/test/models/plaid_account/type_mappable_test.rb
new file mode 100644
index 00000000..b3bc6708
--- /dev/null
+++ b/test/models/plaid_account/type_mappable_test.rb
@@ -0,0 +1,35 @@
+require "test_helper"
+
+class PlaidAccount::TypeMappableTest < ActiveSupport::TestCase
+  setup do
+    class MockProcessor
+      include PlaidAccount::TypeMappable
+    end
+
+    @mock_processor = MockProcessor.new
+  end
+
+  test "maps types to accountables" do
+    assert_instance_of Depository, @mock_processor.map_accountable("depository")
+    assert_instance_of Investment, @mock_processor.map_accountable("investment")
+    assert_instance_of CreditCard, @mock_processor.map_accountable("credit")
+    assert_instance_of Loan, @mock_processor.map_accountable("loan")
+    assert_instance_of OtherAsset, @mock_processor.map_accountable("other")
+  end
+
+  test "maps subtypes" do
+    assert_equal "checking", @mock_processor.map_subtype("depository", "checking")
+    assert_equal "roth_ira", @mock_processor.map_subtype("investment", "roth")
+  end
+
+  test "raises on invalid types" do
+    assert_raises PlaidAccount::TypeMappable::UnknownAccountTypeError do
+      @mock_processor.map_accountable("unknown")
+    end
+  end
+
+  test "handles nil subtypes" do
+    assert_equal "other", @mock_processor.map_subtype("depository", nil)
+    assert_equal "other", @mock_processor.map_subtype("depository", "unknown")
+  end
+end