Add unit test

spec/storage_spec.cr

@@ -0,0 +1,66 @@
+require "./spec_helper"
+
+describe Storage do
+	temp_config = File.tempfile "mango-test-config"
+	temp_db = File.tempfile "mango-test-db"
+	config = Config.load temp_config.path
+	user_token = nil
+	admin_token = nil
+
+	it "creates DB at given path" do
+		storage = Storage.new temp_db.path, MLogger.new config
+		File.exists?(temp_db.path).should be_true
+	end
+	it "deletes user" do
+		storage = Storage.new temp_db.path, MLogger.new config
+		storage.delete_user "admin"
+	end
+	it "creates new user" do
+		storage = Storage.new temp_db.path, MLogger.new config
+		storage.new_user "user", "123456", false
+		storage.new_user "admin", "123456", true
+	end
+	it "verifies username/password combination" do
+		storage = Storage.new temp_db.path, MLogger.new config
+		user_token = storage.verify_user "user", "123456"
+		admin_token = storage.verify_user "admin", "123456"
+		user_token.should_not be_nil
+		admin_token.should_not be_nil
+	end
+	it "rejects duplicate username" do
+		storage = Storage.new temp_db.path, MLogger.new config
+		expect_raises SQLite3::Exception,
+			"UNIQUE constraint failed: users.username" do
+			storage.new_user "admin", "123456", true
+		end
+	end
+	it "verifies token" do
+		storage = Storage.new temp_db.path, MLogger.new config
+		token = storage.verify_token user_token
+		token.should eq "user"
+	end
+	it "verfies admin token" do
+		storage = Storage.new temp_db.path, MLogger.new config
+		storage.verify_admin(admin_token).should be_true
+	end
+	it "rejects non-admin token" do
+		storage = Storage.new temp_db.path, MLogger.new config
+		storage.verify_admin(user_token).should be_false
+	end
+	it "updates user" do
+		storage = Storage.new temp_db.path, MLogger.new config
+		storage.update_user "admin", "admin", "654321", true
+		token = storage.verify_user "admin", "654321"
+		token.should eq admin_token
+	end
+	it "logs user out" do
+		storage = Storage.new temp_db.path, MLogger.new config
+		storage.logout user_token
+		storage.logout admin_token
+		storage.verify_token(user_token).should be_nil
+		storage.verify_token(admin_token).should be_nil
+	end
+
+	temp_config.delete
+	temp_db.delete
+end