go-hep.org/x/hep@v0.38.1/fit/fit_test.go (about)

     1  // Copyright ©2020 The go-hep Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package fit_test
     6  
     7  import (
     8  	"os"
     9  	"path"
    10  	"testing"
    11  
    12  	"gonum.org/v1/plot/cmpimg"
    13  )
    14  
    15  func checkPlot(ex func(), t *testing.T, filenames ...string) {
    16  	checkPlotApprox(ex, t, 0, filenames...)
    17  }
    18  
    19  func checkPlotApprox(ex func(), t *testing.T, delta float64, filenames ...string) {
    20  	t.Helper()
    21  	cmpimg.CheckPlotApprox(ex, t, delta, filenames...)
    22  	if t.Failed() {
    23  		return
    24  	}
    25  	for _, fname := range filenames {
    26  		_ = os.Remove(path.Join("testdata", fname))
    27  	}
    28  }