{"id":15364682,"url":"https://github.com/bencode/emeck","last_synced_at":"2025-04-05T08:10:36.770Z","repository":{"id":57495053,"uuid":"91097968","full_name":"bencode/emeck","owner":"bencode","description":"Mocking library for Elixir, based on https://github.com/eproxus/meck","archived":false,"fork":false,"pushed_at":"2019-12-05T04:48:41.000Z","size":22,"stargazers_count":2,"open_issues_count":0,"forks_count":0,"subscribers_count":2,"default_branch":"master","last_synced_at":"2025-03-29T18:04:27.602Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":"","language":"Elixir","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/bencode.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2017-05-12T14:10:06.000Z","updated_at":"2019-12-05T04:48:43.000Z","dependencies_parsed_at":"2022-08-28T19:40:31.746Z","dependency_job_id":null,"html_url":"https://github.com/bencode/emeck","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/bencode%2Femeck","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/bencode%2Femeck/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/bencode%2Femeck/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/bencode%2Femeck/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/bencode","download_url":"https://codeload.github.com/bencode/emeck/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":247305937,"owners_count":20917208,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-10-01T13:13:03.612Z","updated_at":"2025-04-05T08:10:36.748Z","avatar_url":"https://github.com/bencode.png","language":"Elixir","funding_links":[],"categories":[],"sub_categories":[],"readme":"# Emeck\n\n[![Build Status](https://travis-ci.org/bencode/emeck.svg?branch=master)](https://travis-ci.org/bencode/emeck)\n[![Coverage Status](https://coveralls.io/repos/bencode/emeck/badge.svg?branch=master)](https://coveralls.io/r/bencode/emeck?branch=master)\n[![hex.pm version](https://img.shields.io/hexpm/v/emeck.svg)](https://hex.pm/packages/emeck)\n[![Deps Status](https://beta.hexfaktor.org/badge/all/github/bencode/emeck.svg)](https://beta.hexfaktor.org/github/bencode/emeck)\n\n\nA Mocking library for Elixir language. It's implemented based on [meck](https://github.com/eproxus/meck).\n\n\n## Installation\n\nAdd emeck to your `mix.exs` dependencies:\n\n```elixir\ndef deps do\n  [{:emeck, \"~\u003e 1.0\"}]\nend\n```\n\n## Examples\n\n\n## simple usage\n\n```elixir\ndefmodule MyTest do\n  use ExUnit.Case\n  import Emeck\n\n  test \"simple mock\" do\n    with_meck HTTPoison do\n      expect HTTPoison.get!, fn url -\u003e\n        %{body: \"hi: \" \u003c\u003e url}\n      end\n\n      %{body: body} = HTTPoison.get!(\"https://github.com\")\n      assert body == \"hi: https://github.com\"\n\n      assert called HTTPoison.get!\n      assert call_count(HTTPoison.get!) == 1\n    end\n  end\nend\n```\n\n\n## passthrough\n\nDispatch to original functions.\n\n```elixir\n  test \"passthrough\" do\n    with_meck String do\n      expect String.length, fn s -\u003e passthrough(s) * 2 end\n    end\n\n    assert String.length(\"foo\") == 6\n  end\n```\n\n\n## muti modules\n\n```elixir\n  test \"muti modules\" do\n    with_meck [String, Path] do\n      expect String.length, \u0026passthrough(\u00261)\n      expect Path.join, \u0026passthrough(\u00261, \u00262)\n\n      String.length(\"foo\")\n      assert called String.length\n\n      Path.join(\"foo\", \"bar\")\n      assert called Path.join\n    end\n  end\nend\n```\n\n\n## distinguish calls\n\n```elixir\ndefmodule Foo do\n  def bar do\n    \"hello\"\n  end\n\n  def bar(a) do\n    a\n  end\n\n  def bar(a, b) do\n    [a, b]\n  end\n\n  def bar(a, b, c) do\n    [a, b, c]\n  end\nend\n```\n\n```elixir\n  test \"distinguish diffent arity and arguments calls\" do\n    with_meck Foo do\n      expect Foo.bar, fn -\u003e :ok end\n      expect Foo.bar, \u0026passthrough(\u00261)\n      expect Foo.bar, \u0026passthrough(\u00261, \u00262)\n\n      Foo.bar\n      Foo.bar(\"a\")\n      Foo.bar(\"a\", \"b\")\n      Foo.bar(\"a\", \"b\")\n      Foo.bar(\"c\", \"d\")\n\n      assert called Foo.bar\n      assert call_count(Foo.bar) == 5\n\n      assert call_count(Foo.bar(\"a\")) == 1\n      assert call_count(Foo.bar(\"a\", \"b\")) == 2\n      assert call_count(Foo.bar(\"c\", \"d\")) == 1\n\n      assert called \u0026Foo.bar/0\n      assert call_count(\u0026Foo.bar/2) == 3\n\n      refute called \u0026Foo.bar/3\n    end\n  end\n```\n\n## calls history\n\n```elixir\n  test \"calls history\" do\n    with_meck String do\n      expect String.length, \u0026passthrough(\u00261)\n\n      String.length \"a\"\n      String.length \"ab\"\n      String.length \"abc\"\n\n      assert calls(String.length) == [\n        {[\"a\"], 1}   # {args, return}\n        {[\"ab\"], 2}\n        {[\"abc\"], 3}\n      ]\n\n      assert first_call(Striing.length) == {[\"a\"], 1}\n      assert last_call(Striing.length) == {[\"abc\"], 3}\n\n      # last call args and return\n      assert call_args(String.length) == [\"abc\"]\n      assert call_return(String.legnth) == 3\n    end\n  end\n```\n\n## reset calls\n\n```elixir\n  with_meck String do\n    expect String.length, \u0026passthrough(\u00261)\n\n    assert String.length(\"abc\") == 3\n    assert called String.length\n\n    reset_call String\n    refute called String.length\n  end\n```\n\n\n## License\n\nMIT\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fbencode%2Femeck","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fbencode%2Femeck","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fbencode%2Femeck/lists"}