eion.cpp coverage 100% functions 94% lines

test/hoctests/tests/test_eion_cover.py

@@ -0,0 +1,62 @@
+from neuron import h
+from neuron.expect_hocerr import expect_err, set_quiet
+
+set_quiet(0)
+from math import isclose
+
+
+def test_nernst():
+    assert h.nernst(1, 1, 0) == 0.0
+    assert h.nernst(-1, 1, 1) == 1e6
+    assert h.nernst(1, -1, 1) == -1e6
+
+    s = h.Section()
+    s.insert("hh")
+    assert isclose(h.nernst("ena", sec=s), 63.55150321937486)
+    assert isclose(h.nernst("ena", 0.5, sec=s), 63.55150321937486)
+    assert isclose(h.nernst("nai", sec=s), 17.554820246530547)
+    assert isclose(h.nernst("nao", sec=s), 79.7501757545304)
+    expect_err('h.nernst("ina", sec=s)')
+
+    del s
+    locals()
+
+
+def test_ghk():
+    assert isclose(h.ghk(-10, 0.1, 10, 2), -2828.3285716150644)
+    assert isclose(h.ghk(1e-6, 0.1, 10, 2), -1910.40949510667)
+
+
+def test_ion_style():
+    expect_err('h.ion_style("foo")')
+
+
+def test_second_order_cur():
+    s = h.Section()
+    s.insert("hh")
+    h.secondorder = 2
+    h.finitialize(-65)
+    h.fadvance()
+    assert isclose(s(0.5).ina, -0.001220053188847315)
+    h.secondorder = 0
+    h.finitialize(-65)
+    h.fadvance()
+    assert isclose(s(0.5).ina, -0.0012200571764654333)
+
+
+def test_ion_charge():
+    assert h.ion_charge("na_ion") == 1
+    expect_err('h.ion_charge("na") == 1')
+
+
+def test_eion_cover():
+    test_nernst()
+    test_ghk()
+    test_ion_style()
+    test_second_order_cur()
+    test_ion_charge()
+
+
+if __name__ == "__main__":
+    test_eion_cover()
+    h.topology()