UserTask model, policies and endpoints

priv/repo/migrations/20170201035458_create_user_task.exs

@@ -0,0 +1,16 @@
+defmodule CodeCorps.Repo.Migrations.CreateUserTask do
+  @moduledoc false
+
+  use Ecto.Migration
+
+  def change do
+    create table(:user_tasks) do
+      add :task_id, references(:tasks), null: false
+      add :user_id, references(:users), null: false
+
+      timestamps()
+    end
+
+    create index :user_tasks, [:user_id, :task_id], unique: true
+  end
+end

priv/repo/structure.sql

@@ -1062,6 +1062,38 @@ CREATE SEQUENCE task_lists_id_seq
 ALTER SEQUENCE task_lists_id_seq OWNED BY task_lists.id;
 
 
+--
+-- Name: task_skills; Type: TABLE; Schema: public; Owner: -
+--
+
+CREATE TABLE task_skills (
+    id integer NOT NULL,
+    skill_id integer NOT NULL,
+    task_id integer NOT NULL,
+    inserted_at timestamp without time zone NOT NULL,
+    updated_at timestamp without time zone NOT NULL
+);
+
+
+--
+-- Name: task_skills_id_seq; Type: SEQUENCE; Schema: public; Owner: -
+--
+
+CREATE SEQUENCE task_skills_id_seq
+    START WITH 1
+    INCREMENT BY 1
+    NO MINVALUE
+    NO MAXVALUE
+    CACHE 1;
+
+
+--
+-- Name: task_skills_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: -
+--
+
+ALTER SEQUENCE task_skills_id_seq OWNED BY task_skills.id;
+
+
 --
 -- Name: tasks; Type: TABLE; Schema: public; Owner: -
 --
@@ -1199,6 +1231,38 @@ CREATE SEQUENCE user_skills_id_seq
 ALTER SEQUENCE user_skills_id_seq OWNED BY user_skills.id;
 
 
+--
+-- Name: user_tasks; Type: TABLE; Schema: public; Owner: -
+--
+
+CREATE TABLE user_tasks (
+    id integer NOT NULL,
+    task_id integer NOT NULL,
+    user_id integer NOT NULL,
+    inserted_at timestamp without time zone NOT NULL,
+    updated_at timestamp without time zone NOT NULL
+);
+
+
+--
+-- Name: user_tasks_id_seq; Type: SEQUENCE; Schema: public; Owner: -
+--
+
+CREATE SEQUENCE user_tasks_id_seq
+    START WITH 1
+    INCREMENT BY 1
+    NO MINVALUE
+    NO MAXVALUE
+    CACHE 1;
+
+
+--
+-- Name: user_tasks_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: -
+--
+
+ALTER SEQUENCE user_tasks_id_seq OWNED BY user_tasks.id;
+
+
 --
 -- Name: users; Type: TABLE; Schema: public; Owner: -
 --
@@ -1422,6 +1486,13 @@ ALTER TABLE ONLY stripe_platform_customers ALTER COLUMN id SET DEFAULT nextval('
 ALTER TABLE ONLY task_lists ALTER COLUMN id SET DEFAULT nextval('task_lists_id_seq'::regclass);
 
 
+--
+-- Name: id; Type: DEFAULT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY task_skills ALTER COLUMN id SET DEFAULT nextval('task_skills_id_seq'::regclass);
+
+
 --
 -- Name: id; Type: DEFAULT; Schema: public; Owner: -
 --
@@ -1450,6 +1521,13 @@ ALTER TABLE ONLY user_roles ALTER COLUMN id SET DEFAULT nextval('user_roles_id_s
 ALTER TABLE ONLY user_skills ALTER COLUMN id SET DEFAULT nextval('user_skills_id_seq'::regclass);
 
 
+--
+-- Name: id; Type: DEFAULT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY user_tasks ALTER COLUMN id SET DEFAULT nextval('user_tasks_id_seq'::regclass);
+
+
 --
 -- Name: id; Type: DEFAULT; Schema: public; Owner: -
 --
@@ -1633,6 +1711,14 @@ ALTER TABLE ONLY task_lists
     ADD CONSTRAINT task_lists_pkey PRIMARY KEY (id);
 
 
+--
+-- Name: task_skills_pkey; Type: CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY task_skills
+    ADD CONSTRAINT task_skills_pkey PRIMARY KEY (id);
+
+
 --
 -- Name: user_categories_pkey; Type: CONSTRAINT; Schema: public; Owner: -
 --
@@ -1657,6 +1743,14 @@ ALTER TABLE ONLY user_skills
     ADD CONSTRAINT user_skills_pkey PRIMARY KEY (id);
 
 
+--
+-- Name: user_tasks_pkey; Type: CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY user_tasks
+    ADD CONSTRAINT user_tasks_pkey PRIMARY KEY (id);
+
+
 --
 -- Name: users_pkey; Type: CONSTRAINT; Schema: public; Owner: -
 --
@@ -1966,6 +2060,13 @@ CREATE UNIQUE INDEX stripe_platform_customers_user_id_index ON stripe_platform_c
 CREATE INDEX task_lists_project_id_index ON task_lists USING btree (project_id);
 
 
+--
+-- Name: task_skills_task_id_skill_id_index; Type: INDEX; Schema: public; Owner: -
+--
+
+CREATE UNIQUE INDEX task_skills_task_id_skill_id_index ON task_skills USING btree (task_id, skill_id);
+
+
 --
 -- Name: tasks_number_project_id_index; Type: INDEX; Schema: public; Owner: -
 --
@@ -2008,6 +2109,13 @@ CREATE UNIQUE INDEX user_categories_user_id_category_id_index ON user_categories
 CREATE UNIQUE INDEX user_roles_user_id_role_id_index ON user_roles USING btree (user_id, role_id);
 
 
+--
+-- Name: user_tasks_user_id_task_id_index; Type: INDEX; Schema: public; Owner: -
+--
+
+CREATE UNIQUE INDEX user_tasks_user_id_task_id_index ON user_tasks USING btree (user_id, task_id);
+
+
 --
 -- Name: users_email_index; Type: INDEX; Schema: public; Owner: -
 --
@@ -2301,6 +2409,22 @@ ALTER TABLE ONLY task_lists
     ADD CONSTRAINT task_lists_project_id_fkey FOREIGN KEY (project_id) REFERENCES projects(id);
 
 
+--
+-- Name: task_skills_skill_id_fkey; Type: FK CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY task_skills
+    ADD CONSTRAINT task_skills_skill_id_fkey FOREIGN KEY (skill_id) REFERENCES skills(id);
+
+
+--
+-- Name: task_skills_task_id_fkey; Type: FK CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY task_skills
+    ADD CONSTRAINT task_skills_task_id_fkey FOREIGN KEY (task_id) REFERENCES tasks(id);
+
+
 --
 -- Name: tasks_project_id_fkey; Type: FK CONSTRAINT; Schema: public; Owner: -
 --
@@ -2373,9 +2497,25 @@ ALTER TABLE ONLY user_skills
     ADD CONSTRAINT user_skills_user_id_fkey FOREIGN KEY (user_id) REFERENCES users(id);
 
 
+--
+-- Name: user_tasks_task_id_fkey; Type: FK CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY user_tasks
+    ADD CONSTRAINT user_tasks_task_id_fkey FOREIGN KEY (task_id) REFERENCES tasks(id);
+
+
+--
+-- Name: user_tasks_user_id_fkey; Type: FK CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY user_tasks
+    ADD CONSTRAINT user_tasks_user_id_fkey FOREIGN KEY (user_id) REFERENCES users(id);
+
+
 --
 -- PostgreSQL database dump complete
 --
 
-INSERT INTO "schema_migrations" (version) VALUES (20160723215749), (20160804000000), (20160804001111), (20160805132301), (20160805203929), (20160808143454), (20160809214736), (20160810124357), (20160815125009), (20160815143002), (20160816020347), (20160816034021), (20160817220118), (20160818000944), (20160818132546), (20160820113856), (20160820164905), (20160822002438), (20160822004056), (20160822011624), (20160822020401), (20160822044612), (20160830081224), (20160830224802), (20160911233738), (20160912002705), (20160912145957), (20160918003206), (20160928232404), (20161003185918), (20161019090945), (20161019110737), (20161020144622), (20161021131026), (20161031001615), (20161121005339), (20161121014050), (20161121043941), (20161121045709), (20161122015942), (20161123081114), (20161123150943), (20161124085742), (20161125200620), (20161126045705), (20161127054559), (20161205024856), (20161207112519), (20161209192504), (20161212005641), (20161214005935), (20161215052051), (20161216051447), (20161218005913), (20161219160401), (20161219163909), (20161220141753), (20161221085759), (20161226213600), (20161231063614), (20170102130055), (20170102181053), (20170104113708), (20170104212623), (20170104235423), (20170106013143), (20170115035159), (20170115230549), (20170121014100);
+INSERT INTO "schema_migrations" (version) VALUES (20160723215749), (20160804000000), (20160804001111), (20160805132301), (20160805203929), (20160808143454), (20160809214736), (20160810124357), (20160815125009), (20160815143002), (20160816020347), (20160816034021), (20160817220118), (20160818000944), (20160818132546), (20160820113856), (20160820164905), (20160822002438), (20160822004056), (20160822011624), (20160822020401), (20160822044612), (20160830081224), (20160830224802), (20160911233738), (20160912002705), (20160912145957), (20160918003206), (20160928232404), (20161003185918), (20161019090945), (20161019110737), (20161020144622), (20161021131026), (20161031001615), (20161121005339), (20161121014050), (20161121043941), (20161121045709), (20161122015942), (20161123081114), (20161123150943), (20161124085742), (20161125200620), (20161126045705), (20161127054559), (20161205024856), (20161207112519), (20161209192504), (20161212005641), (20161214005935), (20161215052051), (20161216051447), (20161218005913), (20161219160401), (20161219163909), (20161220141753), (20161221085759), (20161226213600), (20161231063614), (20170102130055), (20170102181053), (20170104113708), (20170104212623), (20170104235423), (20170106013143), (20170115035159), (20170115230549), (20170121014100), (20170131234029), (20170201035458);
 

test/controllers/user_task_controller_test.exs

@@ -0,0 +1,101 @@
+defmodule CodeCorps.UserTaskControllerTest do
+  @moduledoc false
+
+  use CodeCorps.ApiCase, resource_name: :user_task
+
+  describe "index" do
+    test "lists all entries on index", %{conn: conn} do
+      [user_task_1, user_task_2] = insert_pair(:user_task)
+
+      conn
+      |> request_index
+      |> json_response(200)
+      |> assert_ids_from_response([user_task_1.id, user_task_2.id])
+    end
+
+    test "filters resources on index", %{conn: conn} do
+      [user_task_1, user_task_2 | _] = insert_list(3, :user_task)
+
+      path = "user-tasks/?filter[id]=#{user_task_1.id},#{user_task_2.id}"
+
+      conn
+      |> get(path)
+      |> json_response(200)
+      |> assert_ids_from_response([user_task_1.id, user_task_2.id])
+    end
+  end
+
+  describe "show" do
+    test "shows chosen resource", %{conn: conn} do
+      user = insert(:user)
+      task = insert(:task)
+      user_task = insert(:user_task, task: task, user: user)
+
+      conn
+      |> request_show(user_task)
+      |> json_response(200)
+      |> Map.get("data")
+      |> assert_result_id(user_task.id)
+    end
+
+    test "renders 404 error when id is nonexistent", %{conn: conn} do
+      assert conn |> request_show(:not_found) |> json_response(404)
+    end
+  end
+
+  describe "create" do
+    @tag :authenticated
+    test "creates and renders resource when data is valid", %{conn: conn, current_user: current_user} do
+      task = insert(:task, user: current_user)
+      user = insert(:user)
+
+      attrs = %{task: task, user: user}
+      assert conn |> request_create(attrs) |> json_response(201)
+    end
+
+    @tag :authenticated
+    test "renders 422 error when data is invalid", %{conn: conn, current_user: current_user} do
+      task = insert(:task, user: current_user)
+
+      invalid_attrs = %{task: task, user: nil}
+      assert conn |> request_create(invalid_attrs) |> json_response(422)
+    end
+
+    test "renders 401 when unauthenticated", %{conn: conn} do
+      assert conn |> request_create |> json_response(401)
+    end
+
+    @tag :authenticated
+    test "renders 403 when not authorized", %{conn: conn} do
+      task = insert(:task)
+      user = insert(:user)
+      attrs = %{task: task, user: user}
+
+      assert conn |> request_create(attrs) |> json_response(403)
+    end
+  end
+
+  describe "delete" do
+    @tag :authenticated
+    test "deletes chosen resource", %{conn: conn, current_user: current_user} do
+      task = insert(:task, user: current_user)
+      user_task = insert(:user_task, task: task)
+
+      assert conn |> request_delete(user_task) |> response(204)
+    end
+
+    test "renders 401 when unauthenticated", %{conn: conn} do
+      assert conn |> request_delete |> json_response(401)
+    end
+
+    @tag :authenticated
+    test "renders 403 when not authorized", %{conn: conn} do
+      assert conn |> request_delete |> json_response(403)
+    end
+
+    @tag :authenticated
+    test "renders 404 when id is nonexistent on delete", %{conn: conn} do
+      assert conn |> request_delete(:not_found) |> json_response(404)
+    end
+  end
+end

test/models/user_task_test.exs

@@ -0,0 +1,43 @@
+defmodule CodeCorps.UserTaskTest do
+  @moduledoc false
+
+  use CodeCorps.ModelCase
+
+  alias CodeCorps.UserTask
+
+  describe "create_changeset/2" do
+    @required_attrs ~w(task_id user_id)
+
+    test "requires #{@required_attrs}" do
+      changeset = UserTask.create_changeset(%UserTask{}, %{})
+
+      assert_validation_triggered(changeset, :task_id, :required)
+      assert_validation_triggered(changeset, :user_id, :required)
+    end
+
+    test "ensures associated Task record exists" do
+      user = insert(:user)
+      changeset = UserTask.create_changeset(%UserTask{}, %{task_id: -1, user_id: user.id})
+
+      {:error, response_changeset} = Repo.insert(changeset)
+      assert_error_message(response_changeset, :task, "does not exist")
+    end
+
+    test "ensures associated User record exists" do
+      task = insert(:task)
+      changeset = UserTask.create_changeset(%UserTask{}, %{task_id: task.id, user_id: -1})
+
+      {:error, response_changeset} = Repo.insert(changeset)
+      assert_error_message(response_changeset, :user, "does not exist")
+    end
+
+    test "ensures uniqueness of User/Task combination" do
+      user_task = insert(:user_task)
+
+      changeset = UserTask.create_changeset(%UserTask{}, %{task_id: user_task.task_id, user_id: user_task.user_id})
+
+      {:error, response_changeset} = Repo.insert(changeset)
+      assert_error_message(response_changeset, :user, "has already been taken")
+    end
+  end
+end