Implement a ChangeUserPassword command

jnbt · jnbt · commit 688695da692e · 2013-05-15T13:14:42.000+02:00
diff --git a/app/commands/users/change_user_password.rb b/app/commands/users/change_user_password.rb
@@ -0,0 +1,12 @@
+class ChangeUserPassword
+  def initialize(repository = User)
+    @repo = repository
+  end
+
+  def change_user_password(new_password)
+    user = @repo.first
+    user.password = new_password
+    user.save
+    user
+  end
+end
diff --git a/spec/commands/users/change_user_password_spec.rb b/spec/commands/users/change_user_password_spec.rb
@@ -0,0 +1,28 @@
+require "spec_helper"
+
+app_require "commands/users/change_user_password"
+
+describe ChangeUserPassword do
+  let(:repo) do
+    double("repo")
+  end
+
+  let(:user) do
+    double("user", id: 1, password_digest: BCrypt::Password.create(old_password))
+  end
+
+  let(:old_password){ "old-pw" }
+  let(:new_password){ "new-pw" }
+
+  describe "#change_user_password" do
+    it "changes the password of the user" do
+      command = ChangeUserPassword.new(repo)
+
+      repo.should_receive(:first){ user }
+      user.should_receive(:password=).with(new_password)
+      user.should_receive(:save)
+
+      command.change_user_password(new_password)
+    end
+  end
+end
