Hrb: not as good as I thought

test/fixtures/basic.html.rb

@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+doctype
+html do
+  head do
+    title "Hello!"
+    meta charset: "utf-8"
+    meta name: "viewport", content: "width=device-width, initial-scale=1"
+    link rel: "stylesheet", href: "/test.css"
+    meta name: "created", content: created
+  end
+
+  body do
+    div(id: "content") do
+      div(class: "container") do
+        h1("Hello!")
+        numbers.each do |i|
+          div("This is div ##{i}")
+        end
+      end
+    end
+  end
+end

test/fixtures/complex.html.rb

@@ -0,0 +1,45 @@
+# frozen_string_literal: true
+
+def pet(name:, kind:, favorite_food:)
+  div(class: "pet") do
+    strong(name)
+    text(" the ")
+    em(kind)
+    text(" likes ")
+    em(favorite_food)
+  end
+end
+
+# rubocop:disable Metrics/BlockLength
+doctype
+html(lang: "en-us") do
+  head do
+    title "My pets"
+    meta "http-equiv" => "Content-Type", content: "text/html; charset=utf-8"
+  end
+
+  body do
+    header(class: "top") do
+      h1("My pets")
+    end
+
+    main(class: "content") do
+      subjects = [
+        {name: "Orion", kind: "dog", favorite_food: "icing"},
+        {name: "Finn", kind: "dog", favorite_food: "beef"},
+        {name: "Mao", kind: "cat", favorite_food: "canned cat food"},
+        {name: "Stella", kind: "cat", favorite_food: "hate"},
+        {name: "Teemo", kind: "cat", favorite_food: "tuna"},
+        {name: "Merlin", kind: "cat", favorite_food: "tuna"},
+        {name: "Taakoyaki", kind: "axolotl", favorite_food: "earthworms"},
+      ]
+
+      subjects.each do |subject|
+        pet(name: subject[:name], kind: subject[:kind], favorite_food: subject[:favorite_food])
+      end
+
+      text("<script>console.log('This is escape')</script>")
+    end
+  end
+end
+# rubocop:enable Metrics/BlockLength

test/hrb/template_test.rb

@@ -0,0 +1,65 @@
+# frozen_string_literal: true
+
+require "test_helper"
+
+module Hrb
+  class TemplateTest < Minitest::Test
+    def test_render
+      assert rendered.css("#test > #top + #content").size == 1
+      assert rendered.css("#content > p").size == 2
+    end
+
+    def test_locals
+      html = Oga.parse_html(Hrb::Template.render(locals: {name: "Evan", date: "2019-06-17"}) do
+        strong("Hi, I am #{name}")
+        small("The date is #{date}")
+      end)
+
+      assert_equal "Hi, I am Evan", html.css("strong").text
+      assert_equal "The date is 2019-06-17", html.css("small").text
+    end
+
+    def test_scope
+      html = Oga.parse_html(Hrb::Template.render(scope: scope) do
+        h1("Hi, I am #{name}")
+        h2("The date is #{date}")
+      end)
+
+      assert_equal "Hi, I am Evan", html.css("h1").text
+      assert_equal "The date is 2019-06-17", html.css("h2").text
+    end
+
+    def test_to_s
+      template = Hrb::Template.new
+      template.instance_eval do
+        div("Hello!")
+      end
+
+      assert_equal "<div>Hello!</div>", template.to_s
+    end
+
+    private
+
+    Scope = Struct.new(:name, :date)
+
+    def scope
+      Scope.new("Evan", "2019-06-17")
+    end
+
+    # rubocop:disable Metrics/MethodLength
+    def rendered
+      Oga.parse_html(Hrb::Template.render do
+        div(id: "test") do
+          header(id: "top") do
+            h1("Hrb is HTML in Ruby")
+          end
+          main(id: "content") do
+            p("It's not a new idea, but it's neat.")
+            p("I hope you like it.")
+          end
+        end
+      end)
+    end
+  end
+  # rubocop:enable Metrics/MethodLength
+end

test/hrb_test.rb

@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+require "test_helper"
+
+class HrbTest < Minitest::Test
+  def test_render
+    assert_equal "Hello from Hrb!", rendered.css("h1").text
+    assert_equal "This is great!", rendered.css(".test-div > p").text
+  end
+
+  def test_render_file
+    assert_equal "2019-06-17", rendered_file.xpath("/html/head/meta[@name='created']/@content").first.value
+    assert_equal "This is div #1", rendered_file.css(".container > div:nth(1)").text
+    assert_equal "This is div #100", rendered_file.css(".container > div:last-child").text
+  end
+
+  private
+
+  def rendered
+    html = Hrb.render do
+      h1 "Hello from Hrb!"
+      h2("This is a test")
+      div(class: "test-div") do
+        p("This is great!")
+      end
+    end
+
+    Oga.parse_html(html)
+  end
+
+  def rendered_file
+    file = File.join(__dir__, "fixtures", "basic.html.rb")
+    Oga.parse_html Hrb.render_file(file, locals: {created: "2019-06-17", numbers: (1..100)})
+  end
+end

test/test_helper.rb

@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+require "simplecov"
+SimpleCov.start
+
+$LOAD_PATH.unshift File.expand_path("../lib", __dir__)
+require "hrb"
+require "oga"
+require "minitest/autorun"