Two tests have been added

tests/test_JM_INT_ITEM.py

@@ -0,0 +1,47 @@
+import os
+import unittest
+
+branch_coverage = {
+    "branch_1": False,
+    "branch_2": False,
+}
+
+def JM_INT_ITEM(obj, idx):
+    if idx < len(obj):
+        branch_coverage["branch_1"] = True
+        temp = obj[idx]
+        if isinstance(temp, (int, float)):
+            return 0, temp
+    else:
+        branch_coverage["branch_2"] = True
+    return 1, None
+
+def print_coverage():
+    for branch, hit in branch_coverage.items():
+        print(f"{branch} was {'hit' if hit else 'not hit'}")
+
+def test_JM_INT_ITEM_within_bounds_returns_0():
+    result = JM_INT_ITEM("test", 1)
+    print_coverage()
+
+def test_JM_INT_ITEM_out_of_bounds_returns_1():
+    result = JM_INT_ITEM("test", 213)
+    print_coverage()
+
+def test_JM_INT_ITEM_list_within_bounds_returns_0():
+    result = JM_INT_ITEM([2, 4, 6, 8], 2)
+    print_coverage()
+
+def test_JM_INT_ITEM_list_out_of_bounds_returns_1():
+    result = JM_INT_ITEM([3, 6, 9, 12], 10)
+    print_coverage()
+
+def test_JM_INT_ITEM_empty_returns_1():
+    result = JM_INT_ITEM([], 0)
+    print_coverage()
+
+test_JM_INT_ITEM_within_bounds_returns_0()
+test_JM_INT_ITEM_out_of_bounds_returns_1()
+test_JM_INT_ITEM_list_within_bounds_returns_0()
+test_JM_INT_ITEM_list_out_of_bounds_returns_1()
+test_JM_INT_ITEM_empty_returns_1()

tests/test_JM_UnicodeFromStr.py

@@ -0,0 +1,42 @@
+import os
+import unittest
+
+branch_coverage = {
+    "branch_1": False,
+    "branch_2": False
+}
+
+def JM_UnicodeFromStr(s):
+    if s is None:
+        branch_coverage["branch_1"] = True
+        return ''
+    if isinstance(s, bytes):
+        branch_coverage["branch_2"] = True
+        s = s.decode('utf8')
+    assert isinstance(s, str), f'{type(s)=} {s=}'
+    return s
+
+def print_coverage():
+    for branch, hit in branch_coverage.items():
+        print(f"{branch} was {'hit' if hit else 'not hit'}")
+
+def test_JM_UnicodeFromStr_s_is_none_returns_none():
+    result = JM_UnicodeFromStr(None)
+    print_coverage()
+
+def test_JM_UnicodeFromStr_s_is_byte_xxx_returns_decoded_s():
+    result = JM_UnicodeFromStr(b"xxx")
+    print_coverage()
+
+def test_JM_UnicodeFromStr_s_is_byte_abcdefg_returns_decoded_s():
+    result = JM_UnicodeFromStr(b"abcdefg")
+    print_coverage()
+
+def test_JM_UnicodeFromStr_s_is_string_xxx_returns_same_s():
+    result = JM_UnicodeFromStr("xxx")
+    print_coverage()
+
+test_JM_UnicodeFromStr_s_is_none_returns_none()
+test_JM_UnicodeFromStr_s_is_byte_xxx_returns_decoded_s()
+test_JM_UnicodeFromStr_s_is_byte_abcdefg_returns_decoded_s()
+test_JM_UnicodeFromStr_s_is_string_xxx_returns_same_s()