Add specs for Microformats2::AbsoluteUri

lib/microformats2/absolute_uri.rb

@@ -19,7 +19,7 @@ module Microformats2
       uri.normalize!
       uri.to_s
 
-    rescue URI::InvalidURIError => e
+    rescue URI::BadURIError, URI::InvalidURIError => e
       relative.to_s
     end
   end

spec/lib/microformats2/absolute_uri_spec.rb

@@ -0,0 +1,73 @@
+require "spec_helper"
+require "microformats2/absolute_uri"
+
+describe Microformats2::AbsoluteUri do
+  let(:subject) { Microformats2::AbsoluteUri }
+
+  describe "#absolutize" do
+    context "when relative is nil" do
+      it "returns nil" do
+        base = nil
+        relative = nil
+        expect(subject.new(base, relative).absolutize).to be_nil
+      end
+    end
+
+    context "when relative is an empty string" do
+      it "returns nil" do
+        base = nil
+        relative = ""
+        expect(subject.new(base, relative).absolutize).to be_nil
+      end
+    end
+
+    context "when relative is a valid URI" do
+      context "and relative is absolute" do
+        it "returns normalized relative" do
+          base = nil
+          relative = "http://google.com"
+          result = "http://google.com/"
+          expect(subject.new(base, relative).absolutize).to eq result
+        end
+      end
+
+      context "and relative is not absolute" do
+        context "and base is present but not absolute" do
+          it "returns normalized relative" do
+            base = "foo"
+            relative = "bar/qux"
+            result = "bar/qux"
+            expect(subject.new(base, relative).absolutize).to eq result
+           end
+        end
+
+        context "and base is present and absolute" do
+          it "returns normalized base and relative joined" do
+            base = "http://google.com"
+            relative = "foo/bar"
+            result = "http://google.com/foo/bar"
+            expect(subject.new(base, relative).absolutize).to eq result
+          end
+        end
+
+        context "and base is not present" do
+          it "returns normalized relative" do
+            base = nil
+            relative = "foo/bar"
+            result = "foo/bar"
+            expect(subject.new(base, relative).absolutize).to eq result
+          end
+        end
+      end
+    end
+
+    context "when relative in an invliad URI" do
+      it "returns relative" do
+        base = nil
+        relative = "git@github.com:G5/microformats2.git"
+        result = "git@github.com:G5/microformats2.git"
+        expect(subject.new(base, relative).absolutize).to eq result
+      end
+    end
+  end
+end