fix bug with BTC amounts of more than two decimals

features/creating_invoices.feature

@@ -1,3 +1,4 @@
+@invoices
 Feature: creating an invoice
   The user won't get any money 
   If they can't
@@ -10,17 +11,18 @@ Feature: creating an invoice
     When the user creates an invoice for <price> <currency>
     Then they should recieve an invoice in response for <price> <currency>
   Examples:
-    | price    | currency |
-    | "5.23" | "USD"    |
+    | price   | currency |
+    | "5.23"  | "USD"    |
     | "10.21" | "EUR"    |
+    | "0.225" | "BTC"    |
 
   Scenario Outline: The invoice contains illegal characters
     When the user creates an invoice for <price> <currency>
     Then they will receive a BitPay::ArgumentError matching <message>
   Examples:
     | price    | currency  | message                              |
-    | "5,023" | "USD"     | "Price must be formatted as a float" |
-    | "3.21" | "EaUR"    | "Currency is invalid."               |
+    | "5,023"  | "USD"     | "Price must be formatted as a float" |
+    | "3.21"   | "EaUR"    | "Currency is invalid."               |
     | ""       | "USD"     | "Price must be formatted as a float" |
     | "Ten"    | "USD"     | "Price must be formatted as a float" |
-    | "10"    | ""        | "Currency is invalid."               |
+    | "10"     | ""        | "Currency is invalid."               |

lib/bitpay/client.rb

@@ -61,7 +61,10 @@ module BitPay
       #   Defaults to pos facade, also works with merchant facade
       # 
       def create_invoice(price:, currency:, facade: 'pos', params:{})
-        raise BitPay::ArgumentError, "Illegal Argument: Price must be formatted as a float" unless ( price.is_a?(Numeric) || /^[[:digit:]]+(\.[[:digit:]]{2})?$/.match(price) )
+        raise BitPay::ArgumentError, "Illegal Argument: Price must be formatted as a float" unless 
+          price.is_a?(Numeric) ||
+          /^[[:digit:]]+(\.[[:digit:]]{2})?$/.match(price) ||
+          currency == 'BTC' && /^[[:digit:]]+(\.[[:digit:]]{1,6})?$/.match(price)
         raise BitPay::ArgumentError, "Illegal Argument: Currency is invalid." unless /^[[:upper:]]{3}$/.match(currency)
         params.merge!({price: price, currency: currency})
         response = send_request("POST", "invoices", facade: facade, params: params)

lib/bitpay/version.rb

@@ -3,5 +3,5 @@
 # or https://github.com/bitpay/php-bitpay-client/blob/master/LICENSE
 
 module BitPay
-  VERSION = '2.3.1'
+  VERSION = '2.3.2'
 end