Lines Matching refs:HistogramDiffer
75 Base class to test methods that polls HistogramDiffer.
77 It mocks HistogramDiffer.end() to facilitate its callers' unittest.
84 self.differ = histogram_verifier.HistogramDiffer(
182 Tests histogram_verifier.HistogramDiffer class.
211 differ = histogram_verifier.HistogramDiffer(None, self.HISTOGRAM_NAME,
219 Tests HistogramDiffer's begin() and end().
221 Mocks out HistogramDiffer.get_histogram() to simplify test.
224 differ = histogram_verifier.HistogramDiffer(None, self.HISTOGRAM_NAME,
237 Tests HistogramDiffer with histogram unchanged.
241 differ = histogram_verifier.HistogramDiffer(None, self.HISTOGRAM_NAME,
