improve tests for lva

spec/models/lva_spec.rb

@@ -35,6 +35,20 @@ describe Lva, :type=>:model do
     
     expect(lva.semester).not_to be_empty
   end
+  it "can create a valid tiss link" do
+    lva.lvanr="101.679"
+    tl=lva.tisslink
+    expect(tl).to match "101679"
+    expect(tl).to match "tiss.tuwien.ac.at"
+  end
+  it "should be able to load tissdata" do
+    lva.lvanr="101.679"
+    n=lva.name
+    expect(lva.name).to eq(n)
+    lva.load_tissdata
+    expect(lva.name).not_to eq(n)
+    
+  end
   
   describe "if bare"  do
     let(:lva) {FactoryGirl.build(:lva)}