From 3a6de86d48a032e4a6de7c6347baa2b2ae9a382c Mon Sep 17 00:00:00 2001
From: Trevor Vallender <trevor@tsvallender.co.uk>
Date: Thu, 19 Oct 2023 17:51:32 +0100
Subject: [PATCH] Add tags

These will be used by both BlogPost and Micropost
---
 app/models/tag.rb                        |  5 +++++
 db/migrate/20231019164620_create_tags.rb |  9 +++++++++
 db/schema.rb                             |  8 +++++++-
 test/fixtures/tags.yml                   |  2 ++
 test/models/tag_test.rb                  | 13 +++++++++++++
 5 files changed, 36 insertions(+), 1 deletion(-)
 create mode 100644 app/models/tag.rb
 create mode 100644 db/migrate/20231019164620_create_tags.rb
 create mode 100644 test/fixtures/tags.yml
 create mode 100644 test/models/tag_test.rb

diff --git a/app/models/tag.rb b/app/models/tag.rb
new file mode 100644
index 0000000..b44e9fa
--- /dev/null
+++ b/app/models/tag.rb
@@ -0,0 +1,5 @@
+# frozen_string_literal: true
+
+class Tag < ApplicationRecord
+  validates :name, presence: true
+end
diff --git a/db/migrate/20231019164620_create_tags.rb b/db/migrate/20231019164620_create_tags.rb
new file mode 100644
index 0000000..407e4b2
--- /dev/null
+++ b/db/migrate/20231019164620_create_tags.rb
@@ -0,0 +1,9 @@
+class CreateTags < ActiveRecord::Migration[7.1]
+  def change
+    create_table :tags do |t|
+      t.string :name, null: false
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 3a4ee54..7149b7b 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.1].define(version: 2023_10_06_070935) do
+ActiveRecord::Schema[7.1].define(version: 2023_10_19_164620) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -70,6 +70,12 @@ ActiveRecord::Schema[7.1].define(version: 2023_10_06_070935) do
     t.index ["user_id"], name: "index_microposts_on_user_id"
   end
 
+  create_table "tags", force: :cascade do |t|
+    t.string "name", null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+  end
+
   create_table "users", force: :cascade do |t|
     t.string "username", null: false
     t.string "password_digest", null: false
diff --git a/test/fixtures/tags.yml b/test/fixtures/tags.yml
new file mode 100644
index 0000000..a1057bb
--- /dev/null
+++ b/test/fixtures/tags.yml
@@ -0,0 +1,2 @@
+sql:
+  name: sql
diff --git a/test/models/tag_test.rb b/test/models/tag_test.rb
new file mode 100644
index 0000000..4812fb1
--- /dev/null
+++ b/test/models/tag_test.rb
@@ -0,0 +1,13 @@
+require "test_helper"
+
+class TagTest < ActiveSupport::TestCase
+  setup do
+    @tag = tags(:sql)
+    assert @tag.valid?
+  end
+
+  test "must have a name" do
+    @tag.name = nil
+    assert_not @tag.valid?
+  end
+end