cleaned up test_decimal

tests/test_decimal.py

@@ -1,48 +1,46 @@
+import pytest
+
 from sizebot.lib.digidecimal import BaseDecimal, RawDecimal, round_fraction, fix_zeroes
 
 
-def test_makeSureDecimalStillWorks():
+def test_make_sure_decimal_still_works() -> None:
     result = BaseDecimal("1.2") + BaseDecimal("2.3")
     assert result == BaseDecimal("3.5")
 
 
-def test_roundDecimal_impliedAccuracy():
+def test_round_decimal_implied_accuracy() -> None:
     result = round(BaseDecimal("2.41"))
     assert result == BaseDecimal("2")
 
 
-def test_roundDecimal_specifiedAccuracy():
+def test_round_decimal_specified_accuracy() -> None:
     result = round(BaseDecimal("2.41"), 1)
     assert result == BaseDecimal("2.4")
 
 
-def test_roundDecimalFraction():
+def test_round_decimal_fraction() -> None:
     result = round_fraction(BaseDecimal("2.127"), 8)
     assert result == BaseDecimal("2.125")
 
-
-def test_toQuarters():
-    result = format(BaseDecimal("2.25"), "%4")
-    assert result == "2¼"
-
-
-def test_toQuarters_125():
-    result = format(BaseDecimal("2.126"), "%4")
-    assert result == "2¼"
-
-
-def test_toQuarters_noFraction():
-    result = format(BaseDecimal("2.01"), "%4")
-    assert result == "2"
-
-
-def test_trimZeros():
-    result = fix_zeroes(RawDecimal("100.00"))
-    result = str(result)
-    assert result == "100"
-
-
-def test_trimZeros_E():
-    result = fix_zeroes(RawDecimal("1E2"))
-    result = str(result)
+@pytest.mark.parametrize(
+    ("value", "spec", "expected"),
+    [
+        (BaseDecimal("2.25"), "%4", "2¼"),
+        (BaseDecimal("2.126"), "%4", "2¼"),
+        (BaseDecimal("2.01"), "%4", "2"),
+    ]
+)
+def test_to_quarters(value: BaseDecimal, spec: str, expected: str) -> None:
+    result = format(value, spec)
+    assert result == expected
+
+@pytest.mark.parametrize(
+    ("value", "expected"),
+    [
+        (RawDecimal("100.00"), "100"),
+        (BaseDecimal("1E2"), "100")
+    ]
+)
+def test_trim_zeros(value: RawDecimal, expected: str) -> None:
+    result = str(fix_zeroes(RawDecimal("100.00")))
     assert result == "100"