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| author |   Mark Beierl <mark.beierl@emc.com> | 2016-08-24 15:30:15 -0400 |
|---|---|---|
| committer | Mark Beierl <mark.beierl@emc.com> | 2016-08-25 13:18:44 +0000 |
| commit | 9404c451e206a57c0d31ddacf52a19640ac9e681 (patch) | |
| tree | f312218414bc3ad9b771d3a3722edd9aae7cabdd | |
| parent | aa20b986cebf031489f4280988b4574a9acbc647 (diff) | |
Slope error
Test and fix for error in slope
STORPERF-74
Change-Id: I17a8e0e1e588deb875ecace85290f92167df1d5e
Signed-off-by: Mark Beierl <mark.beierl@emc.com>
(cherry picked from commit 8e3587493d685745e08c97e25ec8b2b3a7bd3a00)
| -rw-r--r-- | storperf/utilities/steady_state.py | 4 | ||||
| -rw-r--r-- | tests/utilities_tests/steady_state_test.py | 6 |
2 files changed, 8 insertions, 2 deletions
diff --git a/storperf/utilities/steady_state.py b/storperf/utilities/steady_state.py index 8bfcb93..233bc78 100644 --- a/storperf/utilities/steady_state.py +++ b/storperf/utilities/steady_state.py @@ -34,8 +34,8 @@ def steady_state(data_series): average_value is not None): # Verification of the Steady State conditions following the SNIA # definition - range_condition = range_value < 0.20 * abs(average_value) - slope_condition = slope_value < 0.10 * abs(average_value) + range_condition = abs(range_value) < 0.20 * abs(average_value) + slope_condition = abs(slope_value) < 0.10 * abs(average_value) steady_state = range_condition and slope_condition diff --git a/tests/utilities_tests/steady_state_test.py b/tests/utilities_tests/steady_state_test.py index d80c60d..564c090 100644 --- a/tests/utilities_tests/steady_state_test.py +++ b/tests/utilities_tests/steady_state_test.py @@ -57,3 +57,9 @@ class SteadyStateTest(unittest.TestCase): data_series = [[-15, 0.43], [-16, 0.41], [-3, 0.45], [4, 0.42]] actual = SteadyState.steady_state(data_series) self.assertEqual(expected, actual) + + def test_negative_slope(self): + expected = False + data_series = [[1.3, 1], [1.2, 1], [1.1, 1.1], [1.0, 1.1]] + actual = SteadyState.steady_state(data_series) + self.assertEqual(expected, actual) |