Remove Faker dependency

Faker was only used for generating random strings. We are generating the
random strings ourselves so we can remove the Faker dependency.

Author: crbelaus

mix.exs

@@ -50,9 +50,7 @@ defmodule Trans.Mixfile do
       {:ecto_sql, "~> 3.0", optional: true},
       {:postgrex, "~> 0.14", optional: true},
       # Doc dependencies
-      {:ex_doc, ">= 0.0.0", only: :dev, runtime: false},
-      # Test dependencies
-      {:faker, "~> 0.7.0", only: :test}
+      {:ex_doc, ">= 0.0.0", only: :dev, runtime: false}
     ]
   end
 

mix.lock

@@ -6,13 +6,10 @@
   "ecto": {:hex, :ecto, "3.0.4", "5d0e2b89baaa03eac37ec49f9018c39a4e2fb6501dc3ff5a839de742e171a09f", [:mix], [{:decimal, "~> 1.6", [hex: :decimal, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:poison, "~> 2.2 or ~> 3.0", [hex: :poison, repo: "hexpm", optional: true]}], "hexpm"},
   "ecto_sql": {:hex, :ecto_sql, "3.0.3", "dd17f2401a69bb2ec91d5564bd259ad0bc63ee32c2cb2e616d04f1559801dba6", [:mix], [{:db_connection, "~> 2.0", [hex: :db_connection, repo: "hexpm", optional: false]}, {:ecto, "~> 3.0.4", [hex: :ecto, repo: "hexpm", optional: false]}, {:mariaex, "~> 0.9.1", [hex: :mariaex, repo: "hexpm", optional: true]}, {:postgrex, "~> 0.14.0", [hex: :postgrex, repo: "hexpm", optional: true]}, {:telemetry, "~> 0.2.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm"},
   "ex_doc": {:hex, :ex_doc, "0.21.3", "857ec876b35a587c5d9148a2512e952e24c24345552259464b98bfbb883c7b42", [:mix], [{:earmark, "~> 1.4", [hex: :earmark, repo: "hexpm", optional: false]}, {:makeup_elixir, "~> 0.14", [hex: :makeup_elixir, repo: "hexpm", optional: false]}], "hexpm"},
-  "faker": {:hex, :faker, "0.7.0", "2c42deeac7be717173c78c77fb3edc749fb5d5e460e33d01fe592ae99acc2f0d", [:mix], [], "hexpm"},
   "jason": {:hex, :jason, "1.1.2", "b03dedea67a99223a2eaf9f1264ce37154564de899fd3d8b9a21b1a6fd64afe7", [:mix], [{:decimal, "~> 1.0", [hex: :decimal, repo: "hexpm", optional: true]}], "hexpm"},
   "makeup": {:hex, :makeup, "1.0.0", "671df94cf5a594b739ce03b0d0316aa64312cee2574b6a44becb83cd90fb05dc", [:mix], [{:nimble_parsec, "~> 0.5.0", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm"},
   "makeup_elixir": {:hex, :makeup_elixir, "0.14.0", "cf8b7c66ad1cff4c14679698d532f0b5d45a3968ffbcbfd590339cb57742f1ae", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm"},
   "nimble_parsec": {:hex, :nimble_parsec, "0.5.3", "def21c10a9ed70ce22754fdeea0810dafd53c2db3219a0cd54cf5526377af1c6", [:mix], [], "hexpm"},
-  "poison": {:hex, :poison, "3.1.0", "d9eb636610e096f86f25d9a46f35a9facac35609a7591b3be3326e99a0484665", [:mix], [], "hexpm"},
-  "poolboy": {:hex, :poolboy, "1.5.1", "6b46163901cfd0a1b43d692657ed9d7e599853b3b21b95ae5ae0a777cf9b6ca8", [:rebar], [], "hexpm"},
   "postgrex": {:hex, :postgrex, "0.14.1", "63247d4a5ad6b9de57a0bac5d807e1c32d41e39c04b8a4156a26c63bcd8a2e49", [:mix], [{:connection, "~> 1.0", [hex: :connection, repo: "hexpm", optional: false]}, {:db_connection, "~> 2.0", [hex: :db_connection, repo: "hexpm", optional: false]}, {:decimal, "~> 1.5", [hex: :decimal, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}], "hexpm"},
   "telemetry": {:hex, :telemetry, "0.2.0", "5b40caa3efe4deb30fb12d7cd8ed4f556f6d6bd15c374c2366772161311ce377", [:mix], [], "hexpm"},
 }

test/support/factory.ex

@@ -15,29 +15,40 @@ defmodule Trans.Factory do
 
   def build(:article) do
     %Article{
-      title: Faker.Lorem.sentence(5, " "),
-      body: Faker.Lorem.sentence(10, " "),
+      title: unique_string("Article title in English"),
+      body: unique_string("Article body in English"),
       comments: [build(:comment), build(:comment)],
       translations: %{
         "es" => %{
-          "title" => Faker.Lorem.sentence(5, " "),
-          "body" => Faker.Lorem.sentence(10, " ")
+          "title" => unique_string("Article title in Spanish"),
+          "body" => unique_string("Article body in Spanish")
         },
         "fr" => %{
-          "title" => Faker.Lorem.sentence(5, " "),
-          "body" => Faker.Lorem.sentence(10, " ")
+          "title" => unique_string("Article title in French"),
+          "body" => unique_string("Article body in French")
         }
       }
     }
   end
 
   def build(:comment) do
     %Comment{
-      comment: Faker.Lorem.sentence(5, " "),
+      comment: unique_string("Comment in English"),
       transcriptions: %{
-        "es" => %{"comment" => Faker.Lorem.sentence(5, " ")},
-        "fr" => %{"comment" => Faker.Lorem.sentence(5, " ")}
+        "es" => %{"comment" => unique_string("Comment in Spanish")},
+        "fr" => %{"comment" => unique_string("Comment in French")}
       }
     }
   end
+
+  # Adds a random suffix to the given string to make it unique.
+  defp unique_string(string) do
+    suffix =
+      string
+      |> String.length()
+      |> :crypto.strong_rand_bytes()
+      |> Base.url_encode64()
+
+    Enum.join([string, suffix], " - ")
+  end
 end