Fix missing host reader

Author: JoeDupuis

lib/azure_blob/entra_id_signer.rb

@@ -12,6 +12,7 @@ module AzureBlob
   class EntraIdSigner # :nodoc:
     attr_reader :token
     attr_reader :account_name
+    attr_reader :host
 
     def initialize(account_name:, host:, principal_id: nil)
       @token = AzureBlob::IdentityToken.new(principal_id:)

test/client/test_user_delegation_key.rb

@@ -3,20 +3,21 @@
 require_relative "test_helper"
 
 class TestUserDelegationKey < TestCase
-  attr_reader :delegation_key
+  attr_reader :delegation_key, :account_name, :principal_id, :signer, :host
   def setup
     skip if using_shared_key
     @account_name = ENV["AZURE_ACCOUNT_NAME"]
     @principal_id = ENV["AZURE_PRINCIPAL_ID"]
-    @signer = AzureBlob::EntraIdSigner.new(account_name: @account_name, principal_id: @principal_id)
-    @delegation_key = AzureBlob::UserDelegationKey.new(account_name: @account_name, signer: @signer)
+    @host = "https://#{account_name}.blob.core.windows.net"
+    @signer = AzureBlob::EntraIdSigner.new(account_name:, principal_id:, host:)
+    @delegation_key = AzureBlob::UserDelegationKey.new(account_name:, signer:)
   end
 
   def test_do_not_refresh_under_expiration_buffer
     now = Time.now
     five_hours = 18000
     Time.stub :now,  now do
-      @delegation_key = AzureBlob::UserDelegationKey.new(account_name: @account_name, signer: @signer)
+      @delegation_key = AzureBlob::UserDelegationKey.new(account_name:, signer:)
     end
       initial_expiry = @delegation_key.signed_expiry
 
@@ -31,7 +32,7 @@ def test_refresh_when_over_expiration_buffer
     now = Time.now
     after_expiration_buffer = now + 21601
     Time.stub :now,  now do
-      @delegation_key = AzureBlob::UserDelegationKey.new(account_name: @account_name, signer: @signer)
+      @delegation_key = AzureBlob::UserDelegationKey.new(account_name:, signer:)
     end
 
     initial_expiry = delegation_key.signed_expiry