berrypod/test/berrypod_web/controllers/cart_controller_test.exs
jamey 0b0adba0fe
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add no-JS progressive enhancement for all shop flows
Every key shop flow now works via plain HTML forms when JS is
unavailable. LiveView progressively enhances when JS connects.

- PDP: form wraps variant/qty/add-to-cart with action="/cart/add"
- Cart page: qty +/- and remove use form POST fallbacks
- Cart/search header icons are now links with phx-click enhancement
- Collection sort form has GET action + noscript submit button
- New /search page with form-based search for no-JS users
- CartController gains add/remove/update_item POST actions
- CartHook gains update_quantity_form and remove_item_form handlers
- Fix flaky analytics tests caused by event table pollution

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-24 22:56:19 +00:00

112 lines
3.3 KiB
Elixir

defmodule BerrypodWeb.CartControllerTest do
use BerrypodWeb.ConnCase, async: false
import Berrypod.AccountsFixtures
alias Berrypod.ProductsFixtures
setup do
user_fixture()
{:ok, _} = Berrypod.Settings.set_site_live(true)
:ok
end
defp create_variant(_context) do
product = ProductsFixtures.complete_product_fixture(%{title: "Test Print"})
variant = List.first(product.variants)
%{product: product, variant: variant}
end
defp conn_with_cart(conn, variant_id, qty) do
Phoenix.ConnTest.init_test_session(conn, %{"cart" => [{variant_id, qty}]})
end
describe "POST /cart/add" do
setup [:create_variant]
test "adds item to session cart and redirects to /cart", %{conn: conn, variant: variant} do
conn = post(conn, ~p"/cart/add", %{"variant_id" => variant.id, "quantity" => "1"})
assert redirected_to(conn) == "/cart"
assert Phoenix.Flash.get(conn.assigns.flash, :info) == "Added to basket"
cart = get_session(conn, "cart")
assert [{variant_id, 1}] = cart
assert variant_id == variant.id
end
test "increments quantity if item already in cart", %{conn: conn, variant: variant} do
conn =
conn
|> conn_with_cart(variant.id, 2)
|> post(~p"/cart/add", %{"variant_id" => variant.id, "quantity" => "3"})
cart = get_session(conn, "cart")
assert [{_, 5}] = cart
end
test "defaults quantity to 1 for invalid values", %{conn: conn, variant: variant} do
conn = post(conn, ~p"/cart/add", %{"variant_id" => variant.id, "quantity" => "abc"})
cart = get_session(conn, "cart")
assert [{_, 1}] = cart
end
test "handles missing params gracefully", %{conn: conn} do
conn = post(conn, ~p"/cart/add", %{})
assert redirected_to(conn) == "/cart"
assert Phoenix.Flash.get(conn.assigns.flash, :error) == "Could not add item to basket"
end
end
describe "POST /cart/remove" do
setup [:create_variant]
test "removes item from session cart", %{conn: conn, variant: variant} do
conn =
conn
|> conn_with_cart(variant.id, 2)
|> post(~p"/cart/remove", %{"variant_id" => variant.id})
assert redirected_to(conn) == "/cart"
assert Phoenix.Flash.get(conn.assigns.flash, :info) == "Removed from basket"
cart = get_session(conn, "cart")
assert cart == []
end
test "handles removing non-existent item", %{conn: conn} do
conn = post(conn, ~p"/cart/remove", %{"variant_id" => Ecto.UUID.generate()})
assert redirected_to(conn) == "/cart"
end
end
describe "POST /cart/update" do
setup [:create_variant]
test "updates quantity in session cart", %{conn: conn, variant: variant} do
conn =
conn
|> conn_with_cart(variant.id, 1)
|> post(~p"/cart/update", %{"variant_id" => variant.id, "quantity" => "5"})
assert redirected_to(conn) == "/cart"
cart = get_session(conn, "cart")
assert [{_, 5}] = cart
end
test "removes item when quantity is 0 or less", %{conn: conn, variant: variant} do
conn =
conn
|> conn_with_cart(variant.id, 3)
|> post(~p"/cart/update", %{"variant_id" => variant.id, "quantity" => "0"})
cart = get_session(conn, "cart")
assert cart == []
end
end
end