Fix some errors with graph id tests

test/fixtures/graph_id.py

@@ -16,4 +16,8 @@ def graph_ids():
         GraphID("ÅÄÖ", 2), GraphID("", 3), \
         GraphID("ABCDEFGHIJKLMNOPQRSTUVWXYZ", 4)]
     
+
+@pytest.fixture
+def graph_id_generator():
+    return GraphIDGenerator()
     

test/graph_id/test_graph_id.py

@@ -11,24 +11,26 @@ from b_asic.graph_id import GraphID
 import pytest
 
 def test_create_graph_id():
-    """
-    Tests creation 
+    """Tests creation of graph ID objects."""
     graph_id = GraphID("add", 1)
 
     assert graph_id.graph_id_type == "add"
     assert graph_id.graph_id_number == 1
 
+def test_create_graph_id_empty_string():
     graph_id2 = GraphID("", 2)
 
     assert graph_id2.graph_id_type == ""
     assert graph_id2.graph_id_number == 2
 
+def test_create_graph_id_long_string():
     graph_id3 = GraphID("ABCDEFGHIJKLMNOPQRSTUVWXYZ", 3)
 
     assert graph_id3.graph_id_type == "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
     assert graph_id3.graph_id_number == 3
 
 def test_graph_id_str(graph_ids):
+    """Test the str() function of graph ids."""
     assert str(graph_ids[0]) == "add1"
     assert str(graph_ids[1]) == "add2"
     assert str(graph_ids[2]) == "sig1"
@@ -39,6 +41,7 @@ def test_graph_id_str(graph_ids):
     assert str(graph_ids[7]) == "ABCDEFGHIJKLMNOPQRSTUVWXYZ4"
 
 def test_graph_id_repr(graph_ids):
+    """Test the repr() function of graph ids."""
     assert repr(graph_ids[0]) == "add1"
     assert repr(graph_ids[1]) == "add2"
     assert repr(graph_ids[2]) == "sig1"
@@ -49,6 +52,7 @@ def test_graph_id_repr(graph_ids):
     assert repr(graph_ids[7]) == "ABCDEFGHIJKLMNOPQRSTUVWXYZ4"
 
 def test_graph_id_eq(graph_ids):
+    """Test the equality of graph ids.""" 
     assert graph_ids[0] == graph_ids[0]
     assert graph_ids[0] != graph_ids[1]
     assert graph_ids[2] == graph_ids[3]

test/graph_id/test_graph_id_generator.py

+"""
+B-ASIC test suite for graph id generator.
+"""
+
+from b_asic.graph_id import GraphIDGenerator, GraphID
+
+import pytest
+
+def test_empty_string_generator(graph_id_generator):
+    """Test the graph id generator for an empty string type."""
+    assert graph_id_generator.get_next_id("") == GraphID("", 1)
+    assert graph_id_generator.get_next_id("") == GraphID("", 2)
+
+
+def test_normal_string_generator(graph_id_generator):
+    """"Test the graph id generator for a normal string type."""
+    assert graph_id_generator.get_next_id("add") == GraphID("add", 1)
+    assert graph_id_generator.get_next_id("add") == GraphID("add", 2)
+
+def test_different_strings_generator(graph_id_generator):
+    """Test the graph id generator for different strings."""
+    assert graph_id_generator.get_next_id("sub") == GraphID("sub", 1)
+    assert graph_id_generator.get_next_id("mul") == GraphID("mul", 1)
+    assert graph_id_generator.get_next_id("sub") == GraphID("sub", 2)
+    assert graph_id_generator.get_next_id("mul") == GraphID("mul", 2)
+    
\ No newline at end of file

test/port/test_port.py

@@ -13,8 +13,8 @@ def test_connect_one_signal_to_port(signal):
     assert port.signal() == signal
 
 def test_change_port_signal():
-    source = SignalSource(Addition(0), 1)
-    dest = SignalDestination(Addition(1),2)
+    source = SignalSource(Addition, 1)
+    dest = SignalDestination(Addition,2)
     signal1 = Signal(1, source, dest)
     signal2 = Signal(2, source, dest)