Add ExCrap lib (#318)

We test CRAP metrics and do it in CI too through a new alias `mix
test.crap`.

Author: germsvel

.github/workflows/ci.yml

@@ -69,5 +69,5 @@ jobs:
     - name: Check Formatting
       run: mix format --check-formatted
 
-    - name: Run tests
-      run: mix test
+    - name: Run tests & crap metric
+      run: mix test.crap

mix.exs

@@ -43,6 +43,7 @@ defmodule PhoenixTest.MixProject do
     [
       {:ecto, "~> 3.12", only: :test},
       {:esbuild, "~> 0.8", only: :test, runtime: false},
+      {:ex_crap, "~> 0.1.0", only: [:test, :dev], runtime: false},
       {:ex_doc, "~> 0.31", only: :dev, runtime: false},
       {:jason, "~> 1.4"},
       {:lazy_html, "~> 0.1.7"},
@@ -85,13 +86,14 @@ defmodule PhoenixTest.MixProject do
       setup: ["deps.get", "assets.setup", "assets.build"],
       "assets.setup": ["esbuild.install --if-missing"],
       "assets.build": ["esbuild default"],
+      "test.crap": ["test --cover --export-coverage default", "crap"],
       benchmark: ["run bench/assertions.exs"]
     ]
   end
 
   def cli do
     [
-      preferred_envs: [benchmark: :test]
+      preferred_envs: [benchmark: :test, "test.crap": :test]
     ]
   end
 end

mix.lock

@@ -1,5 +1,6 @@
 %{
   "benchee": {:hex, :benchee, "1.3.1", "c786e6a76321121a44229dde3988fc772bca73ea75170a73fd5f4ddf1af95ccf", [:mix], [{:deep_merge, "~> 1.0", [hex: :deep_merge, repo: "hexpm", optional: false]}, {:statistex, "~> 1.0", [hex: :statistex, repo: "hexpm", optional: false]}, {:table, "~> 0.1.0", [hex: :table, repo: "hexpm", optional: true]}], "hexpm", "76224c58ea1d0391c8309a8ecbfe27d71062878f59bd41a390266bf4ac1cc56d"},
+  "boundary": {:hex, :boundary, "0.10.4", "5fec5d2736c12f9bfe1720c3a2bd8c48c3547c24d6002ebf8e087570afd5bd2f", [:mix], [], "hexpm", "8baf6f23987afdb1483033ed0bde75c9c703613c22ed58d5f23bf948f203247c"},
   "bunt": {:hex, :bunt, "1.0.0", "081c2c665f086849e6d57900292b3a161727ab40431219529f13c4ddcf3e7a44", [:mix], [], "hexpm", "dc5f86aa08a5f6fa6b8096f0735c4e76d54ae5c9fa2c143e5a1fc7c1cd9bb6b5"},
   "castore": {:hex, :castore, "1.0.15", "8aa930c890fe18b6fe0a0cff27b27d0d4d231867897bd23ea772dee561f032a3", [:mix], [], "hexpm", "96ce4c69d7d5d7a0761420ef743e2f4096253931a3ba69e5ff8ef1844fe446d3"},
   "cc_precompiler": {:hex, :cc_precompiler, "0.1.11", "8c844d0b9fb98a3edea067f94f616b3f6b29b959b6b3bf25fee94ffe34364768", [:mix], [{:elixir_make, "~> 0.7", [hex: :elixir_make, repo: "hexpm", optional: false]}], "hexpm", "3427232caf0835f94680e5bcf082408a70b48ad68a5f5c0b02a3bea9f3a075b9"},
@@ -13,6 +14,7 @@
   "ecto": {:hex, :ecto, "3.13.2", "7d0c0863f3fc8d71d17fc3ad3b9424beae13f02712ad84191a826c7169484f01", [:mix], [{:decimal, "~> 2.0", [hex: :decimal, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "669d9291370513ff56e7b7e7081b7af3283d02e046cf3d403053c557894a0b3e"},
   "elixir_make": {:hex, :elixir_make, "0.9.0", "6484b3cd8c0cee58f09f05ecaf1a140a8c97670671a6a0e7ab4dc326c3109726", [:mix], [], "hexpm", "db23d4fd8b757462ad02f8aa73431a426fe6671c80b200d9710caf3d1dd0ffdb"},
   "esbuild": {:hex, :esbuild, "0.8.1", "0cbf919f0eccb136d2eeef0df49c4acf55336de864e63594adcea3814f3edf41", [:mix], [{:castore, ">= 0.0.0", [hex: :castore, repo: "hexpm", optional: false]}, {:jason, "~> 1.4", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "25fc876a67c13cb0a776e7b5d7974851556baeda2085296c14ab48555ea7560f"},
+  "ex_crap": {:hex, :ex_crap, "0.1.0", "1b6c7342acc2fb4534f1b3e0e9e1fd81778724dd270443cda659b73437ae7a4b", [:mix], [{:boundary, "~> 0.10", [hex: :boundary, repo: "hexpm", optional: false]}], "hexpm", "ce79b75e34988c5368ad6fb445e8dd4f053e2af667148ac65e8d2ca2b898238c"},
   "ex_doc": {:hex, :ex_doc, "0.40.1", "67542e4b6dde74811cfd580e2c0149b78010fd13001fda7cfeb2b2c2ffb1344d", [:mix], [{:earmark_parser, "~> 1.4.44", [hex: :earmark_parser, repo: "hexpm", optional: false]}, {:makeup_c, ">= 0.1.0", [hex: :makeup_c, repo: "hexpm", optional: true]}, {:makeup_elixir, "~> 0.14 or ~> 1.0", [hex: :makeup_elixir, repo: "hexpm", optional: false]}, {:makeup_erlang, "~> 0.1 or ~> 1.0", [hex: :makeup_erlang, repo: "hexpm", optional: false]}, {:makeup_html, ">= 0.1.0", [hex: :makeup_html, repo: "hexpm", optional: true]}], "hexpm", "bcef0e2d360d93ac19f01a85d58f91752d930c0a30e2681145feea6bd3516e00"},
   "file_system": {:hex, :file_system, "1.1.1", "31864f4685b0148f25bd3fbef2b1228457c0c89024ad67f7a81a3ffbc0bbad3a", [:mix], [], "hexpm", "7a15ff97dfe526aeefb090a7a9d3d03aa907e100e262a0f8f7746b78f8f87a5d"},
   "fine": {:hex, :fine, "0.1.4", "b19a89c1476c7c57afb5f9314aed5960b5bc95d5277de4cb5ee8e1d1616ce379", [:mix], [], "hexpm", "be3324cc454a42d80951cf6023b9954e9ff27c6daa255483b3e8d608670303f5"},