Tests for Requirement DSL

Library/Homebrew/test/test_requirement.rb

@@ -25,4 +25,20 @@ class RequirementTests < Test::Unit::TestCase
     dep = Requirement.new(:build, "bar")
     assert_equal [:build, "bar"], dep.tags
   end
+
+  def test_dsl_env_single_argument
+    req = Class.new(Requirement) { env :userpaths }.new
+    assert req.env.userpaths?
+  end
+
+  def test_dsl_env_multiple_arguments
+    req = Class.new(Requirement) { env :userpaths, :std }.new
+    assert req.env.userpaths?
+    assert req.env.std?
+  end
+
+  def test_dsl_fatal
+    req = Class.new(Requirement) { fatal true }.new
+    assert req.fatal?
+  end
 end