add specs

README.md

@@ -19,6 +19,8 @@ Crystal bindings for <https://ipapi.co> (IP Address Location & Geolocation API)
 ```crystal
 require "ipapi"
 
+client = Ipapi::Client.new
+
 location = client.locate("50.1.2.3")
 # => #<Ipapi::Location:0x7b45cdce5b40 @ip="50.1.2.3", @network="50.1.0.0/21", @version="IPv4", @city="Antelope", @region="California", @region_code="CA", @country="US", @country_name="United States", @country_code="US", @country_code_iso3="USA", @country_capital="Washington", @country_tld=".us", @continent_code="NA", @in_eu=false, @postal="95843", @latitude=38.7169, @longitude=-121.3677, @timezone="America/Los_Angeles", @utc_offset="-0700", @country_calling_code="+1", @currency="USD", @currency_name="Dollar", @languages="en-US,es-US
 ,haw,fr", @country_area=9629091.0, @country_population=327167434, @asn="AS7065", @org="SNIC">

spec/ipapi_spec.cr

@@ -1,9 +1,14 @@
 require "./spec_helper"
 
 describe Ipapi do
-  # TODO: Write tests
+  it "#locate" do
+    client = Ipapi::Client.new
 
-  it "works" do
-    false.should eq(true)
+    location = client.locate("50.1.2.3")
+
+    location.ip.should eq("50.1.2.3")
+    location.city.should eq("Antelope")
+    location.region.should eq("California")
+    location.country.should eq("US")
   end
 end