88 lines
2.1 KiB
Elixir
88 lines
2.1 KiB
Elixir
defmodule Temple.Parser.AnonymousFunctionsTest do
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use ExUnit.Case, async: true
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alias Temple.Parser.AnonymousFunctions
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describe "applicable?/1" do
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test "returns true when the node contains an anonymous function as an argument to a function" do
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raw_asts = [
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quote do
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form_for changeset, Routes.foo_path(conn, :create), fn form ->
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Does.something!(form)
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end
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end
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]
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for raw_ast <- raw_asts do
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assert AnonymousFunctions.applicable?(raw_ast)
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end
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end
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test "returns false when the node is anything other than an anonymous function as an argument to a function" do
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raw_asts = [
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quote do
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Temple.div do
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"foo"
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end
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end,
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quote do
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link to: "/the/route" do
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"Label"
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end
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end
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]
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for raw_ast <- raw_asts do
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refute AnonymousFunctions.applicable?(raw_ast)
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end
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end
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end
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describe "run/2" do
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test "adds a node to the buffer" do
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expected_child =
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quote do
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Does.something!(form)
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end
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raw_ast =
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quote do
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form_for changeset, Routes.foo_path(conn, :create), fn form ->
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unquote(expected_child)
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end
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end
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ast = AnonymousFunctions.run(raw_ast)
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assert %AnonymousFunctions{
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content: _,
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children: [
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%Temple.Parser.Default{
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content: ^expected_child,
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children: []
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}
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]
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} = ast
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end
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end
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describe "Temple.EEx.to_eex/1" do
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test "emits eex" do
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raw_ast =
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quote do
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form_for changeset, Routes.foo_path(conn, :create), fn form ->
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Does.something!(form)
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end
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end
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result =
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raw_ast
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|> AnonymousFunctions.run()
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|> struct(children: [])
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|> Temple.EEx.to_eex()
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assert result |> :erlang.iolist_to_binary() ==
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~s|<%= form_for changeset, Routes.foo_path(conn, :create), fn form -> %>\n<% end %>\n|
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end
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end
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end
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