spec/expressive_spec.rb in expressive-0.0.8 vs spec/expressive_spec.rb in expressive-0.0.9

@@ -4,11 +4,11 @@
   before(:each) do
     @scope = Expressive::TopLevel.new
   end
 
   describe "all_symbols" do
-    it { Expressive.all_symbols.should =~ %w(+ - * / = set sum get put post >= > < <= and or if date) }
+    it { Expressive.all_symbols.should =~ %w(+ - * / = set sum get put post >= > < <= and or if date lookup) }
   end
 
   describe "understands booleans" do
     it { Expressive.run("true").should eql true }
     it { Expressive.run("false").should eql false }
@@ -93,13 +93,14 @@
       Expressive.run('(set vsi "vsi1234")', @scope).should eql "vsi1234"
       @scope['vsi'].should eql 'vsi1234'
     end
 
     it "using multiple set commands" do
-      Expressive.run('(and (set vsi "vsi1234") (set vso "vso1234"))', @scope).should eql true
+      Expressive.run('(and (set vsi "vsi1234") (set vso "vso1234") (set vsbool true))', @scope).should eql true
       @scope['vsi'].should eql 'vsi1234'
       @scope['vso'].should eql 'vso1234'
+      @scope['vsbool'].should be_true
     end
   end
 
   describe "understands date parsing" do
     it "will return the current date" do
@@ -110,9 +111,43 @@
     end
 
     it "will return a date parsed from text" do
       date = Date.new(2012, 11, 22).to_time.utc
       Expressive.run('(date(22/11/2012))').should eql date
+    end
+  end
+
+  describe "understands using lookup tables" do
+    before(:each) do
+      @user1 = mock(:user, id:1, login: "user1", display_name: "User 1")
+      @user2 = mock(:user, id:2, login: "user2", display_name: "User 2")
+      @scope.add_lookup_table("users", @user1.login => @user1, @user2.login => @user2)
+      @scope.add_lookup_table("users", "x_current" => @user2)
+    end
+
+    it "will return a value from a lookup table" do
+      Expressive.run('(lookup users "x_current")', @scope).should eql @user2
+      Expressive.run('(lookup users "user1")', @scope).should eql @user1
+    end
+    it "will set multiple values based on results of a lookup" do
+      @owned_by_ext_value = Expressive::ExtendedValue.new(:x_owned_by, @scope)
+      @owned_by_ext_value.setter = Proc.new do |value, scope| 
+        scope["owned_by_id"] = value.id
+        scope["owned_by_type"] = value.class.to_s
+      end
+
+      Expressive.run('(set x_owned_by (lookup users "x_current"))', @scope)
+      @scope["owned_by_id"].should eql @user2.id
+      @scope["owned_by_type"].should eql "RSpec::Mocks::Mock"
+    end
+  end
+
+  describe "understands using lookup functions" do
+    it "should perform  the lookup function (add account and reverse login)" do
+      @scope.add_lookup_function("account_reverse_login", account: "ea") do |options, login|
+        "#{options[:account]}-#{login.reverse}"
+      end
+      Expressive.run('(lookup account_reverse_login "ijonas")', @scope).should eql "ea-sanoji"
     end
   end
 
   describe "understands web-hook statements" do
     context "put" do