Handle POST request, and some refactors

spec/all_spec.cr

@@ -0,0 +1 @@
+require "./*"

spec/frank_handler_spec.cr

@@ -0,0 +1,13 @@
+require "spec_helper"
+
+describe "Frank::Handler" do
+  it "routes" do
+    frank = Frank::Handler.new
+    frank.add_route "GET", "/" do
+      "hello"
+    end
+    request = HTTP::Request.new("GET", "/")
+    response = frank.call(request)
+    response.body.should eq("hello")
+  end
+end

spec/route_spec.cr

@@ -2,15 +2,20 @@ require "spec_helper"
 
 describe "Route" do
   describe "match" do
-    it "doesn't match" do
-      route = Route.new("/foo/bar", nil)
-      route.match(nil, "/foo/baz".split("/")).should be_nil
+    it "doesn't match because of route" do
+      route = Route.new("GET", "/foo/bar") { "" }
+      route.match("GET", "/foo/baz".split("/")).should be_nil
+    end
+
+    it "doesn't match because of method" do
+      route = Route.new("GET", "/foo/bar") { "" }
+      route.match("POST", "/foo/bar".split("/")).should be_nil
     end
 
     it "matches" do
-      route = Route.new("/foo/:one/path/:two", nil)
-      request = route.match(nil, "/foo/uno/path/dos".split("/"))
-      request.not_nil!.params.should eq({"one" => "uno", "two" => "dos"})
+      route = Route.new("GET", "/foo/:one/path/:two") { "" }
+      params = route.match("GET", "/foo/uno/path/dos".split("/"))
+      params.should eq({"one" => "uno", "two" => "dos"})
     end
   end
 end