pkg/stats: split out pkg/stats/sample

This will reduce the number of dependencies needed for the main
syzkaller tools.

1 files changed, 0 insertions, 66 deletions

diff --git a/pkg/stats/sample_test.go b/pkg/stats/sample_test.go
deleted file mode 100644
index 9e88e9f93..000000000
--- a/pkg/stats/sample_test.go
+++ /dev/null
@@ -1,66 +0,0 @@
-// Copyright 2021 syzkaller project authors. All rights reserved.
-// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
-
-package stats
-
-import (
-	"reflect"
-	"testing"
-)
-
-func TestMedian(t *testing.T) {
-	tests := []struct {
-		input     []float64
-		minMedian float64
-		maxMedian float64
-	}{
-		{
-			input:     []float64{1, 2, 3},
-			minMedian: 1.99, // we cannot do exact floating point equality comparison
-			maxMedian: 2.01,
-		},
-		{
-			input:     []float64{0, 1, 2, 3},
-			minMedian: 1.0,
-			maxMedian: 2.0,
-		},
-	}
-	for _, test := range tests {
-		sample := Sample{Xs: test.input}
-		median := sample.Median()
-		if median < test.minMedian || median > test.maxMedian {
-			t.Errorf("sample %v, median got %v, median expected [%v;%v]",
-				test.input, median, test.minMedian, test.maxMedian)
-		}
-	}
-}
-
-func TestRemoveOutliers(t *testing.T) {
-	// Some tests just to check the overall sanity of the method.
-	tests := []struct {
-		input  []float64
-		output []float64
-	}{
-		{
-			input:  []float64{-20, 1, 2, 3, 4, 5},
-			output: []float64{1, 2, 3, 4, 5},
-		},
-		{
-			input:  []float64{1, 2, 3, 4, 25},
-			output: []float64{1, 2, 3, 4},
-		},
-		{
-			input:  []float64{-10, -5, 0, 5, 10, 15},
-			output: []float64{-10, -5, 0, 5, 10, 15},
-		},
-	}
-	for _, test := range tests {
-		sample := Sample{Xs: test.input}
-		result := sample.RemoveOutliers()
-		result.Sort()
-		if !reflect.DeepEqual(result.Xs, test.output) {
-			t.Errorf("input: %v, expected no outliers: %v, got: %v",
-				test.input, test.output, result.Xs)
-		}
-	}
-}