105 lines
3.1 KiB
Elixir
105 lines
3.1 KiB
Elixir
Code.require_file "../test_helper.exs", __FILE__
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defmodule CodeTest do
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use ExUnit.Case, async: true
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import PathHelpers
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def one, do: 1
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contents = quote do
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defmodule CodeTest.Sample do
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def eval_quoted_info, do: { __MODULE__, __FILE__, __ENV__.line }
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end
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end
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Code.eval_quoted contents, [], file: "sample.ex", line: 13
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test :eval do
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assert Code.eval("1 + 2") == { 3, [] }
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assert { 3, _ } = Code.eval("a + b", [a: 1, b: 2], __ENV__.location)
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end
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test :eval_with_scope do
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assert Code.eval("one", [], delegate_locals_to: __MODULE__) == { 1, [] }
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end
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test :eval_quoted do
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assert Code.eval_quoted(quote(do: 1 + 2)) == { 3, [] }
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assert CodeTest.Sample.eval_quoted_info() == { CodeTest.Sample, "sample.ex", 13 }
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end
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test :require do
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Code.require_file fixture_path("code_sample.exs")
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assert fixture_path("code_sample.exs") in Code.loaded_files
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assert Code.require_file(fixture_path("code_sample.exs")) == nil
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Code.unload_files [fixture_path("code_sample.exs")]
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refute fixture_path("code_sample.exs") in Code.loaded_files
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assert Code.require_file(fixture_path("code_sample.exs")) != nil
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end
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test :path_manipulation do
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path = File.expand_path("../binary", __FILE__)
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Code.prepend_path path
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assert binary_to_list(path) in :code.get_path
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Code.delete_path path
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refute binary_to_list(path) in :code.get_path
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end
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test :file do
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assert :filename.absname(__FILE__) == __FILE__
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end
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test :string_to_ast do
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assert { :ok, quote line: 1, do: 1 + 2 } = Code.string_to_ast("1 + 2")
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assert { :error, _ } = Code.string_to_ast("a.1")
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end
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test :string_to_ast_existing_atoms_only do
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assert :badarg = catch_error(Code.string_to_ast(":thereisnosuchatom", existing_atoms_only: true))
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assert :badarg = catch_error(Code.string_to_ast!(":thereisnosuchatom", existing_atoms_only: true))
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end
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test :string_to_ast! do
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assert Code.string_to_ast!("1 + 2") == quote line: 1, do: 1 + 2
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assert_raise SyntaxError, fn ->
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Code.string_to_ast!("a.1")
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end
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assert_raise TokenMissingError, fn ->
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Code.string_to_ast!("1 +")
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end
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end
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test :compile_source do
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compile = __MODULE__.__info__(:compile)
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# Erlang has a bug that does not allow us to set the source
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# when compiling forms. In such cases, the source will be
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# under compile option. This is fixed and future Erlang
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# version will return the proper source always (source2).
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options = :proplists.get_value(:options, compile, [])
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source1 = :proplists.get_value(:source, options, nil)
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source2 = :proplists.get_value(:source, compile, nil)
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assert (source1 || source2) == binary_to_list(__FILE__)
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end
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test :compile_info_returned_with_source_accessible_through_keyword_module do
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compile = __MODULE__.__info__(:compile)
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assert Keyword.get(compile, :source) != nil
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end
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test :ensure_loaded? do
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assert Code.ensure_loaded?(__MODULE__)
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refute Code.ensure_loaded?(Unknown.Module)
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end
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test :ensure_compiled? do
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assert Code.ensure_compiled?(__MODULE__)
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refute Code.ensure_compiled?(Unknown.Module)
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end
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end
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