FEM: add tests directory for function tests; add tests for parse_diff

src/Mod/Fem/femtest/function_tests/test_support_utils.py

@@ -0,0 +1,158 @@
+from ..app import support_utils
+import unittest
+
+
+class TestParse_Diff(unittest.TestCase):
+    def test_ignore_triple_minuses(self) -> None:
+        diff_lines = """---
+---
+---""".splitlines()
+        bad_lines = support_utils.parse_diff(diff_lines=iter(diff_lines))
+        self.assertFalse(bad_lines, f"Triple minuses should be ignored {bad_lines = }")
+
+    def test_ignore_single_character(self) -> None:
+        diff_lines = """@
+@
+?
+*""".splitlines()
+        bad_lines = support_utils.parse_diff(diff_lines=iter(diff_lines))
+        self.assertFalse(bad_lines, f"Single characters are not ignored {bad_lines = }")
+
+    def test_not_ignore_single_word(self) -> None:
+        diff_lines = """---
++++ 
+@@ @@
+-12,
++11""".splitlines()
+        bad_lines = support_utils.parse_diff(diff_lines=iter(diff_lines))
+        self.assertTrue(bad_lines, f"Single words are ignored {bad_lines = }")
+
+    def test_ignore_double_at_sign(self) -> None:
+        diff_lines = """@@
+@@
+@@""".splitlines()
+        bad_lines = support_utils.parse_diff(diff_lines=iter(diff_lines))
+        self.assertFalse(bad_lines, f"Double '@' signs are not ignored {bad_lines = }")
+
+    def test_good_float_rounding(self) -> None:
+        diff_lines = """--- 
++++ 
+@@ -11717 +11717 @@
+-2505,2,-9.5670268990152E-01
++2505,2,-9.5670268990153E-01
+@@ -12539 +12539 @@
+-3327,2,-2.2462134450621E+00
++3327,2,-2.2462134450620E+00""".splitlines()
+        bad_lines = support_utils.parse_diff(diff_lines=iter(diff_lines))
+        self.assertFalse(bad_lines, f"Good rounding failed {bad_lines = }")
+
+    def test_ignore_bad_formatting(self) -> None:
+        diff_lines = """---
++++
+@@ @@
+-2, 3, 4, 5, 6
++2,3,4,5,6""".splitlines()
+        bad_lines = support_utils.parse_diff(diff_lines=iter(diff_lines))
+        self.assertFalse(bad_lines, f"Formatting is not checked {bad_lines = }")
+
+    def test_good_rounding_consecutive_changes(self) -> None:
+        diff_lines = """---
++++
+@@ @@
+-2505,2,-9.5670268990152E-01
++2505,2,-9.5670268990153E-01
+-3327,2,-2.2462134450621E+00
++3327,2,-2.2462134450620E+00""".splitlines()
+        bad_lines = support_utils.parse_diff(diff_lines=iter(diff_lines))
+        self.assertFalse(
+            bad_lines, f"Good consecutive rounding changes failed {bad_lines = }"
+        )
+
+    def test_good_rounding_space_split(self) -> None:
+        diff_lines = """---
++++
+@@ @@
+-2505 2 -9.5670268990152E-01
++2505 2 -9.5670268990153E-01""".splitlines()
+        bad_lines = support_utils.parse_diff(diff_lines=iter(diff_lines))
+        self.assertFalse(
+            bad_lines,
+            f"Good consecutive rounding changes split by space failed {bad_lines = }",
+        )
+
+    def test_bad_rounding_space_split(self) -> None:
+        diff_lines = """---
++++
+@@ @@
+-2505 2 -9.5670268990152E-01
++2505 2 -9.5680268990153E-01""".splitlines()
+        bad_lines = support_utils.parse_diff(diff_lines=iter(diff_lines))
+        self.assertTrue(
+            bad_lines, f"Bad rounding split by space shouldn't pass {bad_lines = }"
+        )
+
+    def test_good_rounding_space_with_extra_word(self) -> None:
+        diff_lines = """---
++++
+@@ @@
+-EXTRA 2505 2 -9.5670268990152E-01
++EXTRA 2505 2 -9.5670268990153E-01""".splitlines()
+        bad_lines = support_utils.parse_diff(diff_lines=iter(diff_lines))
+        self.assertFalse(
+            bad_lines, f"Good rounding with extra word failed {bad_lines = }"
+        )
+
+    def test_good_and_bad_rounding(self) -> None:
+        diff_lines = """---
++++
+@@ @@
+-2505, 2, -9.5670268990152E-01
++2505, 2, -9.5670268990153E-01
+@@ @@
+-2505, 2, -9.5670268990152E-01
++2505, 2, -9.5680268990153E-01""".splitlines()
+        bad_lines = support_utils.parse_diff(diff_lines=iter(diff_lines))
+        self.assertTrue(
+            bad_lines, f"Bad rounding split by space shouldn't pass {bad_lines = }"
+        )
+        self.assertTrue(
+            sum(line.startswith("@@") for line in bad_lines) == 1,
+            f"Exactly one double '@' lines should be present {bad_lines = }",
+        )
+
+    def test_good_and_bad_rounding_consecutive(self) -> None:
+        diff_lines = """---
++++
+@@ @@
+-2505, 2, -9.5670268990152E-01
++2505, 2, -9.5670268990153E-01
+-2505, 2, -9.5670268990152E-01
++2505, 2, -9.5680268990153E-01""".splitlines()
+        bad_lines = support_utils.parse_diff(diff_lines=iter(diff_lines))
+        self.assertTrue(bad_lines, f"Bad rounding shouldn't pass {bad_lines = }")
+        self.assertTrue(
+            len(bad_lines) == 3,
+            f"Number of bad_lines should be exactly three {bad_lines = }",
+        )
+        self.assertTrue(
+            sum(line.startswith("@@") for line in bad_lines) == 1,
+            f"Exactly one double '@' lines should be present {bad_lines = }",
+        )
+
+    def test_bad_and_bad_rounding(self) -> None:
+        diff_lines = """---
++++
+@@ @@
+-2505, 2, -9.5670268990152E-01
++2505, 2. -9.5671268990153E-01
+@@ @@
+-2505, 2, -9.5670268990152E-01
++2505, 2, -9.5680268990153E-01""".splitlines()
+        bad_lines = support_utils.parse_diff(diff_lines=iter(diff_lines))
+        self.assertTrue(
+            bad_lines, f"Bad rounding split by space shouldn't pass {bad_lines = }"
+        )
+        self.assertTrue(
+            sum(line.startswith("@@") for line in bad_lines) == 2,
+            f"Exactly two double '@' lines should be present {bad_lines = }",
+        )