1 files changed, 45 insertions, 0 deletions
diff --git a/lib/spec.rb b/lib/spec.rb
new file mode 100644
index 0000000..d9c7d96
--- /dev/null
+++ b/lib/spec.rb
@@ -0,0 +1,45 @@
+class Spec
+  class << self
+    @@contexts = []
+
+    def context(description, &block)
+      @@contexts.push({ description: description, block: block })
+    end
+
+    def expect(value)
+      Result.new(value)
+    end
+
+    def eq(value)
+      Proc.new do |actual|
+        if actual != value
+          raise AssertionError.new("Expected #{value.to_s}, got #{actual.to_s}")
+        end
+      end
+    end
+
+    def call
+      @@contexts.each do |context|
+        puts name
+        puts "  #{context[:description]}"
+        context[:block].call
+      end
+    end
+  end
+
+  class Result
+    def initialize(value)
+      @value = value
+    end
+
+    attr_reader :value
+
+    def to(matcher)
+      matcher.call(value)
+      puts "    Passed!"
+    end
+  end
+
+  class AssertionError < RuntimeError
+  end
+end