update client to version 2

.travis.yml

@@ -1,6 +1,6 @@
 language: ruby
 rvm:
-  - 2.5.0
-  - 2.4.0
-  - 2.3.0
+  - 2.6.2
+  - 2.5.5
+  - 2.4.5
 script: bundle exec rspec spec

lib/nist_randomness_beacon/client.rb

@@ -3,8 +3,11 @@
 
 module NISTRandomnessBeacon
   # Client to the NIST Randomness Beacon API
+  # Certificate
+  #   https://beacon.nist.gov/beacon/2.0/certificate/<certificateIdentifier>
+  #
   class Client
-    DEFAULT_URI = 'https://beacon.nist.gov/beacon/1.0/pulse'.freeze
+    DEFAULT_URI = 'https://beacon.nist.gov/beacon/2.0'.freeze
 
     include HTTParty
     attr_reader :timestamp, :uri
@@ -15,42 +18,51 @@ def initialize(time=nil, uri=DEFAULT_URI)
     end
 
     # Returns the Current Record (or next closest AFTER the timestamp)
-    # https://<server name>/<context>/beacon/1.0/pulse/<timestamp>
+    # https://<default uri>/pulse/time/<timestamp>
     #
     def current
-      response = self.class.get("#@uri/#@timestamp")
+      response = self.class.get("#@uri/pulse/time/#@timestamp")
       create_new_record(response)
     end
 
     # Returns the Previous Record
-    # https://<server name>/<context>/beacon/1.0/pulse/previous/<timestamp>
+    # https://<default uri>/pulse/time/previous/<timestamp>
     #
     def previous
-      response = self.class.get("#@uri/previous/#@timestamp")
+      response = self.class.get("#@uri/pulse/time/previous/#@timestamp")
       create_new_record(response)
     end
 
     # Returns the Next Record
-    #  https://<server name>/<context>/beacon/1.0/pulse/next/<timestamp>
+    #  https://<default uri>/pulse/time/next/<timestamp>
     #
     def next
-      response = self.class.get("#@uri/next/#@timestamp")
+      response = self.class.get("#@uri/pulse/time/next/#@timestamp")
       create_new_record(response)
     end
 
     # Returns the Last Record
-    # https://<server name>/<context>/beacon/1.0/pulse/last
+    # https://<default uri>/pulse/last
+    # https://<default uri>/beacon/2.0/chain/last/pulse/last
     #
     def last
-      response = self.class.get("#@uri/last")
+      response = self.class.get("#@uri/pulse/last")
       create_new_record(response)
     end
 
     # Returns the Start Chain Record
-    # https://<server name>/<context>/beacon/1.0/pulse/start-chain/<timestamp>
+    # https://beacon.nist.gov/beacon/2.0/chain/1/pulse/1
     #
-    def start_chain
-      response = self.class.get("#@uri/start-chain/#@timestamp")
+    def start_chain()
+      response = self.class.get("#@uri/chain/1/pulse/1")
+      create_new_record(response)
+    end
+
+    # Returns a Specific Pulse in a Specific Chain
+    # required arguments: a chain_index and a pulse_index both integers
+    #
+    def pulse_in_chain(chain_index:1, pulse_index:1)
+      response = self.class.get("#@uri/chain/#{chain_index}/pulse/#{pulse_index}")
       create_new_record(response)
     end
 

nist_randomness_beacon.gemspec

@@ -17,18 +17,19 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^bin/}).map{ |f| File.basename(f) }
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ["lib"]
-  spec.required_ruby_version = ['>= 2.3.0', '<= 2.5.0']
+  spec.required_ruby_version = ['>= 2.4.0']
 
   spec.add_development_dependency 'bundler', '~> 1.12'
   spec.add_development_dependency 'rake', '~> 12'
   spec.add_development_dependency 'awesome_print', '~> 1.7'
   spec.add_development_dependency 'yard', '~> 0.9.12'
-  spec.add_development_dependency 'rspec', '~> 3.5'
+  spec.add_development_dependency 'rspec', '~> 3.8'
   spec.add_development_dependency 'vcr', '~> 4.0'
-  spec.add_development_dependency 'webmock', '~> 3.3'
-  spec.add_development_dependency 'simplecov', '~> 0.12'
-  spec.add_development_dependency 'timecop', '~> 0.8'
+  spec.add_development_dependency 'webmock', '~> 3.5'
+  spec.add_development_dependency 'simplecov', '~> 0.16'
+  spec.add_development_dependency 'timecop', '~> 0.9'
+  spec.add_development_dependency 'irb'
 
-  spec.add_dependency 'httparty', '~> 0.15'
-  spec.add_dependency 'json', '~> 2.1'
+  spec.add_dependency 'httparty', '~> 0.16'
+  spec.add_dependency 'json', '~> 2.2'
 end