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Add unit test for Propshaft::Helper
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‎test/propshaft/helper_test.rb‎

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require "test_helper"
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class Propshaft::HelperTest < ActionView::TestCase
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test "asset_integrity returns SHA256 hash for existing asset" do
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integrity = asset_integrity("hello_world.js")
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assert_equal "sha384-BIr0kyMRq2sfytK/T0XlGjfav9ZZrWkSBC2yHVunCchnkpP83H28/UtHw+m9iNHO", integrity
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end
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test "asset_integrity with asset type option" do
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integrity = asset_integrity("hello_world", type: :stylesheet)
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assert_equal "sha384-ZSAt6UaTZ1OYvSB1fr2WXE8izMW4qnd17BZ1zaZ3TpAdIw3VEUmyupHd/k/cMCqM", integrity
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end
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test "compute_asset_path returns resolved path for existing asset" do
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path = compute_asset_path("hello_world.js")
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assert_equal "/assets/hello_world-888761f8.js", path
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end
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test "compute_asset_path raises MissingAssetError for nonexistent asset" do
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error = assert_raises(Propshaft::MissingAssetError) do
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compute_asset_path("nonexistent.txt")
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end
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assert_equal "The asset 'nonexistent.txt' was not found in the load path.", error.message
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end
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test "stylesheet_link_tag with integrity in secure context" do
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request.headers["HTTPS"] = "on"
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result = stylesheet_link_tag("hello_world", integrity: true)
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assert_dom_equal(<<~HTML, result)
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<link
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rel="stylesheet"
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href="/assets/hello_world-4137140a.css"
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integrity="sha384-ZSAt6UaTZ1OYvSB1fr2WXE8izMW4qnd17BZ1zaZ3TpAdIw3VEUmyupHd/k/cMCqM"
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/>
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HTML
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end
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test "stylesheet_link_tag with integrity in local context" do
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request.remote_addr = "127.0.0.1"
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result = stylesheet_link_tag("hello_world", integrity: true)
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assert_dom_equal(<<~HTML, result)
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<link
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rel="stylesheet"
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href="/assets/hello_world-4137140a.css"
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integrity="sha384-ZSAt6UaTZ1OYvSB1fr2WXE8izMW4qnd17BZ1zaZ3TpAdIw3VEUmyupHd/k/cMCqM"
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/>
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HTML
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end
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test "stylesheet_link_tag without integrity in insecure context" do
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result = stylesheet_link_tag("hello_world", integrity: true)
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assert_dom_equal(<<~HTML, result)
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<link
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rel="stylesheet"
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href="/assets/hello_world-4137140a.css"
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/>
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HTML
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end
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test "stylesheet_link_tag without request context" do
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request.remote_addr = "127.0.0.1"
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@request = nil
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result = stylesheet_link_tag("hello_world", integrity: true)
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assert_dom_equal(<<~HTML, result)
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<link
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rel="stylesheet"
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href="/assets/hello_world-4137140a.css"
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/>
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HTML
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end
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test "stylesheet_link_tag with multiple sources and integrity" do
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request.headers["HTTPS"] = "on"
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result = stylesheet_link_tag("hello_world", "goodbye", integrity: true)
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assert_dom_equal(<<~HTML, result)
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<link
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rel="stylesheet"
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href="/assets/hello_world-4137140a.css"
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integrity="sha384-ZSAt6UaTZ1OYvSB1fr2WXE8izMW4qnd17BZ1zaZ3TpAdIw3VEUmyupHd/k/cMCqM"
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/>
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<link
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rel="stylesheet"
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href="/assets/goodbye-b1dc9940.css"
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integrity="sha384-fdjPDIC6emuy5FFidLaq2BgRhq3H1f7Cukj0jMOA8yltqt7kFKylYD+MjrkdZ7Ji"
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/>
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HTML
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end
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test "stylesheet_link_tag with :all option" do
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result = stylesheet_link_tag(:all)
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assert_dom_equal(<<~HTML, result)
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<link rel="stylesheet" href="/assets/goodbye-b1dc9940.css" />
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<link rel="stylesheet" href="/assets/hello_world-4137140a.css" />
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<link rel="stylesheet" href="/assets/library-86a3b7a9.css" />
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HTML
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end
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test "stylesheet_link_tag with :app option" do
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result = stylesheet_link_tag(:app)
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assert_dom_equal(<<~HTML, result)
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<link rel="stylesheet" href="/assets/goodbye-b1dc9940.css" />
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<link rel="stylesheet" href="/assets/hello_world-4137140a.css" />
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HTML
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end
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test "stylesheet_link_tag with additional options" do
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result = stylesheet_link_tag(
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"hello_world",
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media: "print",
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data: { turbo_track: "reload" }
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)
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assert_dom_equal(<<~HTML, result)
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<link
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rel="stylesheet"
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href="/assets/hello_world-4137140a.css"
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media="print"
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data-turbo-track="reload"
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/>
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HTML
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end
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test "javascript_include_tag with integrity in secure context" do
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request.headers["HTTPS"] = "on"
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result = javascript_include_tag("hello_world", integrity: true)
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assert_dom_equal(<<~HTML, result)
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<script
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src="/assets/hello_world-888761f8.js"
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integrity="sha384-BIr0kyMRq2sfytK/T0XlGjfav9ZZrWkSBC2yHVunCchnkpP83H28/UtHw+m9iNHO"
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></script>
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HTML
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end
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test "javascript_include_tag with integrity in local context" do
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request.remote_addr = "127.0.0.1"
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result = javascript_include_tag("hello_world", integrity: true)
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assert_dom_equal(<<~HTML, result)
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<script
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src="/assets/hello_world-888761f8.js"
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integrity="sha384-BIr0kyMRq2sfytK/T0XlGjfav9ZZrWkSBC2yHVunCchnkpP83H28/UtHw+m9iNHO"
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></script>
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HTML
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end
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test "javascript_include_tag without integrity in insecure context" do
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result = javascript_include_tag("hello_world", integrity: true)
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assert_dom_equal(<<~HTML, result)
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<script
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src="/assets/hello_world-888761f8.js"
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></script>
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HTML
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end
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test "javascript_include_tag with multiple sources and integrity" do
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request.headers["HTTPS"] = "on"
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result = javascript_include_tag("hello_world", "hello_world", integrity: true)
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assert_dom_equal(<<~HTML, result)
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<script
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src="/assets/hello_world-888761f8.js"
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integrity="sha384-BIr0kyMRq2sfytK/T0XlGjfav9ZZrWkSBC2yHVunCchnkpP83H28/UtHw+m9iNHO"
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></script>
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<script
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src="/assets/hello_world-888761f8.js"
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integrity="sha384-BIr0kyMRq2sfytK/T0XlGjfav9ZZrWkSBC2yHVunCchnkpP83H28/UtHw+m9iNHO"
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></script>
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HTML
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end
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test "javascript_include_tag with additional options" do
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result = javascript_include_tag(
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"hello_world",
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defer: true,
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data: { turbo_track: "reload" }
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)
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assert_dom_equal(<<~HTML, result)
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<script
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src="/assets/hello_world-888761f8.js"
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defer="defer"
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data-turbo-track="reload"
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></script>
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HTML
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end
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test "all_stylesheets_paths returns array of CSS asset paths" do
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paths = all_stylesheets_paths
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assert_equal(
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[
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"goodbye.css",
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"hello_world.css",
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"library.css"
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],
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paths
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)
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end
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test "app_stylesheets_paths returns array of app CSS asset paths" do
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paths = app_stylesheets_paths
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assert_equal(
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[
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"goodbye.css",
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"hello_world.css"
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],
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paths
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)
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end
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test "asset_integrity handles file extensions correctly" do
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integrity1 = asset_integrity("hello_world.css")
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integrity2 = asset_integrity("hello_world", type: :stylesheet)
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assert_equal integrity1, integrity2
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end
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test "integrity option false explicitly disables integrity" do
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request.headers["HTTPS"] = "on"
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result = stylesheet_link_tag("hello_world", integrity: false)
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assert_dom_equal(<<~HTML, result)
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<link
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rel="stylesheet"
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href="/assets/hello_world-4137140a.css"
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/>
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HTML
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end
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test "integrity option nil does not enable integrity" do
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request.headers["HTTPS"] = "on"
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result = stylesheet_link_tag("hello_world", integrity: nil)
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assert_dom_equal(<<~HTML, result)
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<link
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rel="stylesheet"
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href="/assets/hello_world-4137140a.css"
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/>
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HTML
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end
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end

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