Add unit tests for various orbit file versions

.gitattributes

-tests/keplerian-orbits.h5 filter=lfs diff=lfs merge=lfs -text
+tests/*.h5 filter=lfs diff=lfs merge=lfs -text

tests/test_instrument.py

@@ -22,6 +22,33 @@ def test_run_no_upsampling():
     instru = Instrument(size=100, physics_upsampling=1, aafilter=None)
     instru.simulate()
 
+def test_no_orbit_file():
+    """Test that simulations fail with an invalid orbit file."""
+    with pytest.raises(FileNotFoundError):
+        Instrument(size=100, orbits='tests/nonexistent-orbits.h5')
+    with pytest.raises(FileNotFoundError):
+        Instrument(size=100, t0=0, orbits='tests/nonexistent-orbits.h5')
+
+def test_keplerian_orbits_1_0_5():
+    """Test that simulations can run with Keplerian orbit files v1.0.2."""
+    instru = Instrument(size=100, orbits='tests/keplerian-orbits-1-0-2.h5')
+    instru.simulate()
+
+def test_esa_orbits_1_0_5():
+    """Test that simulations can run with ESA orbit files v1.0.2."""
+    instru = Instrument(size=100, orbits='tests/esa-orbits-1-0-2.h5')
+    instru.simulate()
+
+def test_keplerian_orbits_2_0_dev():
+    """Test that simulations can run with Keplerian orbit files v2.0.dev."""
+    instru = Instrument(size=100, orbits='tests/keplerian-orbits-2-0-dev.h5')
+    instru.simulate()
+
+def test_esa_trailing_orbits_2_0_dev():
+    """Test that simulations can run with ESA trailing orbit files v2.0.dev."""
+    instru = Instrument(size=100, orbits='tests/esa-trailing-orbits-2-0-dev.h5')
+    instru.simulate()
+
 def test_locking():
     """Test that simulations can run with various lock configurations."""
     # Test six free-running lasers