spec/lexer/regular_expressions_spec.rb in qlang-0.0.27180000 vs spec/lexer/regular_expressions_spec.rb in qlang-0.0.27182000

@@ -1,12 +1,39 @@
 require 'spec_helper'
 
+include Lexer::Tokens
+
 describe 'Regular expressions' do
   def self.should_match(num, rgx, str)
     it 'ex' + num.to_s do
       expect(rgx =~ str).to eq(0)
+      expect($&).to eq(str)
     end
   end
+
+  def self.should_not_match(num, rgx, str)
+    it 'ex' + num.to_s do
+      expect(rgx =~ str).not_to eq(0)
+    end
+  end
+
+  describe 'tokens' do
+    describe 'nums' do
+      should_match(1, NUM, '1')
+      should_match(2, NUM, '234987423')
+      should_match(3, NUM, '23423948.298743')
+      should_match(4, NUM, 'e')
+      should_match(5, NUM, 'pi')
+      should_not_match(6, NUM, 'a')
+    end
+    describe 'vars' do
+      # should_match(1, VAR_MUL, 'ab')
+      # should_not_match(2, VAR_MUL, 'pi')
+      # should_not_match(3, VAR_MUL, 'sin')
+    end
+  end
+
+
   describe 'function' do
     should_match(1, /[fgh]\(\w( ?, ?\w)*\) ?= ?[^\r\n]+/, 'f(x) = xy')
   end
 
   describe 'differentiate' do