Resolve "observation_tests"

Closes #6 (closed)

test/gtest_observations.cpp

@@ -93,9 +93,19 @@ TEST(ObservationsTest, GetObservationByIdx)
   }
 }
 
-TEST()
+TEST(ObservationsTest, data)
 {
+  loadRinex();
+
+  Observations observations;
+  observations.loadFromRinex(rnx_file.c_str(), t_start, t_end, dt, opt);
+
 
+  for (int ii = 0; ii < obs.n; ++ii)
+  {
+    // We do this check like this because both loading functions load the rinex file and then sort the observations
+    ASSERT_TRUE(equalObservations(obs.data[ii], observations.data()[ii]));
+  }
 }
 
 int main(int argc, char** argv)