Add the spec for the new int range option

Author: zeroSteiner

spec/lib/msf/core/opt_int_range_spec.rb

@@ -0,0 +1,48 @@
+# -*- coding:binary -*-
+
+require 'spec_helper'
+
+RSpec.describe Msf::OptIntRange do
+  valid_values = [
+    { :value => '1',         :normalized => '1'   },
+    { :value => '1,2',       :normalized => '1,2' },
+    { :value => '1, 2, 3-5', :normalized => '1,2,3-5' },
+  ]
+  invalid_values = [
+    { :value => "bbq" },
+    { :value => "0.1" },
+    { :value => "0xG" },
+    { :value => "FF"  },
+  ]
+
+  it_behaves_like "an option", valid_values, invalid_values, 'integer range'
+
+  describe '.parse' do
+    it 'parses a single number to a single number' do
+      expect(described_class.parse('1')).to be_a Enumerator
+      expect(described_class.parse('1').to_a).to eq [1]
+    end
+
+    it 'parses a range of numbers to multiple numbers' do
+      expect(described_class.parse('1-3')).to be_a Enumerator
+      expect(described_class.parse('1-3').to_a).to eq [1, 2, 3]
+    end
+
+    it 'parses a mixture to multiple numbers' do
+      expect(described_class.parse('1-3,5')).to be_a Enumerator
+      expect(described_class.parse('1-3,5').to_a).to eq [1, 2, 3, 5]
+    end
+
+    it 'parses a range with a single number exclusion' do
+      expect(described_class.parse('1-3,!2')).to be_a Enumerator
+      expect(described_class.parse('1-3,!2').to_a).to eq [1, 3]
+    end
+
+    it 'parses a range with a range number exclusion' do
+      expect(described_class.parse('1-5,!2-3')).to be_a Enumerator
+      expect(described_class.parse('1-5,!2-3').to_a).to eq [1, 4, 5]
+    end
+  end
+end
+
+