Add rspec for RandomStatements class

spec/lib/metasploit/framework/obfuscation/crandomizer/random_statements_spec.rb

@@ -0,0 +1,41 @@
+require 'spec_helper'
+require 'metasploit/framework/obfuscation/crandomizer/random_statements'
+require 'metasploit/framework/obfuscation/crandomizer/code_factory'
+
+RSpec.describe Metasploit::Framework::Obfuscation::CRandomizer::RandomStatements do
+
+  let(:c_source_code) do
+    %Q|
+    int main() {
+      const char* s = "hello world";
+      return 0;
+    }|
+  end
+
+  subject(:random_statements) do
+    parser = Metasploit::Framework::Obfuscation::CRandomizer::Utility.parse(c_source_code)
+    fake_function_size = rand(0..3)
+    fake_function_collection = Metasploit::Framework::Obfuscation::CRandomizer::CodeFactory::FakeFunctionCollection.new(fake_function_size)
+    described_class.new(parser, fake_function_collection)
+  end
+
+  describe '#initialize' do
+    it 'sets the parser' do
+      expect(subject.parser.class).to eq(Metasm::C::Parser)
+    end
+
+    it 'sets the fake function collection object' do
+      expect(subject.fake_function_collection.class).to eq(Metasploit::Framework::Obfuscation::CRandomizer::CodeFactory::FakeFunctionCollection)
+    end
+
+    it 'sets the fake function list' do
+      expect(subject.function_list).not_to be_empty
+    end
+  end
+
+  describe '#get' do
+    it 'returns an array' do
+      expect(subject.get.class).to eq(Array)
+    end
+  end
+end