Implement Corporation::AccountBalance endpoint.

lib/greeve.rb

@@ -22,6 +22,7 @@
 require_relative "greeve/character/skill_queue"
 require_relative "greeve/character/skills"
 require_relative "greeve/character/standings"
+require_relative "greeve/corporation/account_balance"
 require_relative "greeve/corporation/member_tracking"
 require_relative "greeve/eve/character_info"
 require_relative "greeve/map/fac_war_systems"

lib/greeve/corporation/account_balance.rb

@@ -0,0 +1,18 @@
+require_relative "../base_item"
+
+module Greeve
+  module Corporation
+    # Corporation account balances.
+    #
+    # @see https://eveonline-third-party-documentation.readthedocs.io/en/latest/xmlapi/corporation/corp_accountbalance.html
+    class AccountBalance < Greeve::BaseItem
+      endpoint "corp/AccountBalance"
+
+      rowset :accounts, xpath: "eveapi/result/rowset[@name='accounts']" do
+        attribute :account_id,  xpath: "@accountID",  type: :integer
+        attribute :account_key, xpath: "@accountKey", type: :integer
+        attribute :balance,     xpath: "@balance",    type: :numeric
+      end
+    end
+  end
+end

spec/corporation/account_balance_spec.rb

@@ -0,0 +1,26 @@
+describe Greeve::Corporation::AccountBalance do
+  let(:base_endpoint) { "#{Greeve::EVE_API_BASE_URL}/corp/AccountBalance.xml.aspx" }
+  let(:xml_filename) { "corporation/account_balance" }
+
+  before {
+    stub_endpoint(base_endpoint, xml_filename)
+
+    invalidate_remaining_endpoints
+  }
+
+  let(:resource) { Greeve::Corporation::AccountBalance.new }
+
+  context "resource" do
+    subject { resource }
+
+    its(:accounts) { should be_a Greeve::Rowset }
+  end
+
+  context "accounts" do
+    subject { resource.accounts.first }
+
+    its(:account_id) { should eq 45584084 }
+    its(:account_key) { should eq 1000 }
+    its(:balance) { should eq BigDecimal.new("7231642205.17") }
+  end
+end

spec/xml/corporation/account_balance.xml

@@ -0,0 +1,16 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<eveapi version="2">
+  <currentTime>2016-09-22 20:36:51</currentTime>
+  <result>
+    <rowset name="accounts" key="accountID" columns="accountID,accountKey,balance">
+      <row accountID="45584084" accountKey="1000" balance="7231642205.17" />
+      <row accountID="45584281" accountKey="1001" balance="369354707.30" />
+      <row accountID="45584282" accountKey="1002" balance="643412103.27" />
+      <row accountID="45584283" accountKey="1003" balance="0.00" />
+      <row accountID="45584284" accountKey="1004" balance="0.10" />
+      <row accountID="45584285" accountKey="1005" balance="0.92" />
+      <row accountID="45584286" accountKey="1006" balance="53939224.41" />
+    </rowset>
+  </result>
+  <cachedUntil>2016-09-22 20:49:35</cachedUntil>
+</eveapi>