add specs

.travis.yml

@@ -0,0 +1,15 @@
+# We want to use the KVM-based system, so require sudo
+sudo: required
+services:
+  - docker
+
+before_install:
+  - git clone https://github.com/mozilla/discourse-mozilla-travis.git
+
+install: true
+
+before_script:
+  - source discourse-mozilla-travis/before_script.sh
+
+script:
+  - discourse-mozilla-travis/script.sh

spec/models/category_spec.rb

@@ -0,0 +1,61 @@
+require "rails_helper"
+
+describe Category do
+  let(:parent) { Fabricate(:category, slug: "test-parent") }
+  let(:child) { Fabricate(:category, slug: "test-child", parent_category: parent) }
+
+  context "when auto-email-in isn't enabled" do
+    it "doesn't set email-in on new category" do
+      expect(parent.email_in).to be_blank
+    end
+
+    it "allows email-in to be updated normally" do
+      parent.email_in = "test@example.com"
+      parent.save
+      expect(parent.email_in).to eq "test@example.com"
+    end
+
+    it "updates emails-in when auto_email_in_enabled is set to true" do
+      expect(parent.email_in).to be_blank
+      SiteSetting.auto_email_in_enabled = true
+      expect(parent.reload.email_in).to eq "test-parent@example.com"
+    end
+  end
+
+  context "when auto-email-in is enabled" do
+    before { SiteSetting.auto_email_in_enabled = true }
+
+    it "sets email-in on new category" do
+      expect(parent.email_in).to eq "test-parent@example.com"
+    end
+
+    it "sets email-in on new subcategory" do
+      expect(child.email_in).to eq "test-parent+test-child@example.com"
+    end
+
+    it "updates parent and child emails-in when the parent category is updated" do
+      parent.slug = "new-test-parent"
+      parent.save
+      expect(parent.email_in).to eq "new-test-parent@example.com"
+      expect(child.email_in).to eq "new-test-parent+test-child@example.com"
+    end
+
+    it "updates emails-in when auto_email_in_domain setting is changed" do
+      SiteSetting.auto_email_in_domain = "test.example.com"
+      expect(parent.email_in).to eq "test-parent@test.example.com"
+      expect(child.email_in).to eq "test-parent+test-child@test.example.com"
+    end
+
+    it "updates emails-in when auto_email_in_divider setting is changed" do
+      SiteSetting.auto_email_in_divider = "."
+      expect(child.email_in).to eq "test-parent.test-child@example.com"
+    end
+
+    it "doesn't allow email-in to be updated normally" do
+      parent.email_in = "test@example.com"
+      parent.save
+      expect(parent.email_in).to eq "test-parent@example.com"
+    end
+
+  end
+end