Graham McIntire
bbe5bde145
Phoenix 1.8 app that scrapes ammunition retailers (Lucky Gunner, SGAmmo) for price data and displays historical price trends. - Data model: retailers, calibers, products, price snapshots - Scraper infrastructure with Req, Floki, realistic browser headers - Oban-scheduled scrape jobs (every 4h with randomized delays) - LiveView pages: homepage with category cards, caliber detail with price table, Chart.js price history, and price stats banner - 18 seeded calibers across handgun/rifle/rimfire/shotgun categories - 77 tests
93 lines
4 KiB
Elixir
93 lines
4 KiB
Elixir
defmodule AmmopricesWeb.CaliberLive.ShowTest do
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use AmmopricesWeb.ConnCase
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import Ammoprices.Fixtures
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import Phoenix.LiveViewTest
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setup do
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caliber = caliber_fixture(%{name: "9mm Luger", slug: "9mm-luger", category: "handgun"})
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retailer = retailer_fixture(%{name: "Lucky Gunner", slug: "lucky-gunner", base_url: "https://www.luckygunner.com"})
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%{caliber: caliber, retailer: retailer}
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end
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describe "CaliberLive.Show" do
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test "renders caliber page with title", %{conn: conn, caliber: caliber} do
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{:ok, view, _html} = live(conn, "/calibers/#{caliber.slug}")
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assert has_element?(view, "#caliber-heading")
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end
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test "renders product listings with stream", %{conn: conn, caliber: caliber, retailer: retailer} do
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product = product_fixture(%{caliber: caliber, retailer: retailer, title: "Federal 9mm 115gr"})
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now = DateTime.truncate(DateTime.utc_now(), :second)
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snapshot_fixture(%{product: product, price_per_round_cents: 28, in_stock: true, recorded_at: now})
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{:ok, view, _html} = live(conn, "/calibers/#{caliber.slug}")
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assert has_element?(view, "#products")
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assert has_element?(view, "#products [id]")
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end
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test "shows empty state when no products", %{conn: conn, caliber: caliber} do
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{:ok, view, _html} = live(conn, "/calibers/#{caliber.slug}")
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assert has_element?(view, "#products-empty")
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end
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test "filters by in-stock", %{conn: conn, caliber: caliber, retailer: retailer} do
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in_stock = product_fixture(%{caliber: caliber, retailer: retailer, in_stock: true, title: "In Stock Product"})
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oos = product_fixture(%{caliber: caliber, retailer: retailer, in_stock: false, title: "Out of Stock Product"})
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now = DateTime.truncate(DateTime.utc_now(), :second)
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snapshot_fixture(%{product: in_stock, price_per_round_cents: 28, in_stock: true, recorded_at: now})
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snapshot_fixture(%{product: oos, price_per_round_cents: 22, in_stock: false, recorded_at: now})
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{:ok, view, _html} = live(conn, "/calibers/#{caliber.slug}")
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# Default is in_stock: true
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assert has_element?(view, "#filter-in-stock")
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end
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test "renders price stats banner", %{conn: conn, caliber: caliber, retailer: retailer} do
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product = product_fixture(%{caliber: caliber, retailer: retailer, in_stock: true})
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now = DateTime.truncate(DateTime.utc_now(), :second)
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snapshot_fixture(%{product: product, price_per_round_cents: 25, in_stock: true, recorded_at: now})
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{:ok, view, _html} = live(conn, "/calibers/#{caliber.slug}")
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assert has_element?(view, "#price-stats")
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end
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test "renders chart container with data attribute", %{conn: conn, caliber: caliber, retailer: retailer} do
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product = product_fixture(%{caliber: caliber, retailer: retailer, in_stock: true})
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now = DateTime.truncate(DateTime.utc_now(), :second)
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snapshot_fixture(%{product: product, price_per_round_cents: 30, in_stock: true, recorded_at: now})
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{:ok, view, _html} = live(conn, "/calibers/#{caliber.slug}")
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assert has_element?(view, "#price-chart-container")
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assert has_element?(view, "[data-chart-data]")
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end
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test "renders time range buttons", %{conn: conn, caliber: caliber} do
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{:ok, view, _html} = live(conn, "/calibers/#{caliber.slug}")
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assert has_element?(view, "#range-7d")
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assert has_element?(view, "#range-30d")
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assert has_element?(view, "#range-90d")
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assert has_element?(view, "#range-1y")
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assert has_element?(view, "#range-all")
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end
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test "changes chart range when range button clicked", %{conn: conn, caliber: caliber, retailer: retailer} do
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product = product_fixture(%{caliber: caliber, retailer: retailer, in_stock: true})
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now = DateTime.truncate(DateTime.utc_now(), :second)
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snapshot_fixture(%{product: product, price_per_round_cents: 30, in_stock: true, recorded_at: now})
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{:ok, view, _html} = live(conn, "/calibers/#{caliber.slug}")
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assert view |> element("#range-7d") |> render_click()
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assert has_element?(view, "#price-chart-container")
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end
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end
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end
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