add data type spec

spec/basic/step03_data_type_spec.rb

@@ -0,0 +1,47 @@
+require 'spec_helper'
+require 'date'
+require 'bigdecimal'
+
+describe 'Step03DataTypeSpec' do
+  context 'basic type' do
+    # What string is sea variable at the method end? <br>
+    # (メソッド終了時の変数 sea の中身は？)
+    it 'spec datatype basic type' do
+      sea = "mystic"
+      land = 416
+      piari = Date.new(2001, 9, 4)
+      bonvo = DateTime.new(2001, 9, 4, 12, 34, 56)
+      dstore = true
+      amba = BigDecimal("9.4")
+
+      piari = piari + 1
+      land = piari.year
+      bonvo = bonvo << 1
+      land = bonvo.month
+      land -= 1
+      if dstore
+        addedDecimal = amba + BigDecimal(land)
+        sea = addedDecimal.to_s
+      end
+      log(sea); # your answer? =>
+    end
+  end
+
+  context 'object' do
+    # Same as the previous method question. (前のメソッドの質問と同じ)
+    it 'spec datatype object' do
+      stage = St3ImmutableStage.new("hangar")
+      sea = stage.stage_name()
+      log(sea) # your answer? =>
+    end
+  end
+
+  class St3ImmutableStage
+    attr_reader :stage_name
+
+    def initialize(stage_name)
+      @stage_name = stage_name
+    end
+  end
+end
+