Merge pull request #201 from Bytom/v0.1

[bytom/vapor.git] / vendor / gonum.org / v1 / gonum / lapack / testlapack / matgen_test.go

diff --git a/vendor/gonum.org/v1/gonum/lapack/testlapack/matgen_test.go b/vendor/gonum.org/v1/gonum/lapack/testlapack/matgen_test.go
deleted file mode 100644 (file)
index e80a9ea..0000000
--- a/vendor/gonum.org/v1/gonum/lapack/testlapack/matgen_test.go
+++ /dev/null
@@ -1,91 +0,0 @@
-// Copyright ©2017 The Gonum Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package testlapack
-
-import (
-       "math"
-       "testing"
-
-       "golang.org/x/exp/rand"
-
-       "gonum.org/v1/gonum/blas/blas64"
-)
-
-func TestDlagsy(t *testing.T) {
-       const tol = 1e-14
-       rnd := rand.New(rand.NewSource(1))
-       for _, n := range []int{0, 1, 2, 3, 4, 5, 10, 50} {
-               for _, lda := range []int{0, 2*n + 1} {
-                       if lda == 0 {
-                               lda = max(1, n)
-                       }
-                       d := make([]float64, n)
-                       for i := range d {
-                               d[i] = 1
-                       }
-                       a := blas64.General{
-                               Rows:   n,
-                               Cols:   n,
-                               Stride: lda,
-                               Data:   nanSlice(n * lda),
-                       }
-                       work := make([]float64, a.Rows+a.Cols)
-
-                       Dlagsy(a.Rows, 0, d, a.Data, a.Stride, rnd, work)
-
-                       isIdentity := true
-               identityLoop:
-                       for i := 0; i < n; i++ {
-                               for j := 0; j < n; j++ {
-                                       aij := a.Data[i*a.Stride+j]
-                                       if math.IsNaN(aij) {
-                                               isIdentity = false
-                                       }
-                                       if i == j && math.Abs(aij-1) > tol {
-                                               isIdentity = false
-                                       }
-                                       if i != j && math.Abs(aij) > tol {
-                                               isIdentity = false
-                                       }
-                                       if !isIdentity {
-                                               break identityLoop
-                                       }
-                               }
-                       }
-                       if !isIdentity {
-                               t.Errorf("Case n=%v,lda=%v: unexpected result", n, lda)
-                       }
-               }
-       }
-}
-
-func TestDlagge(t *testing.T) {
-       rnd := rand.New(rand.NewSource(1))
-       for _, n := range []int{0, 1, 2, 3, 4, 5, 10, 50} {
-               for _, lda := range []int{0, 2*n + 1} {
-                       if lda == 0 {
-                               lda = max(1, n)
-                       }
-                       d := make([]float64, n)
-                       for i := range d {
-                               d[i] = 1
-                       }
-                       a := blas64.General{
-                               Rows:   n,
-                               Cols:   n,
-                               Stride: lda,
-                               Data:   nanSlice(n * lda),
-                       }
-                       work := make([]float64, a.Rows+a.Cols)
-
-                       Dlagge(a.Rows, a.Cols, 0, 0, d, a.Data, a.Stride, rnd, work)
-
-                       if !isOrthonormal(a) {
-                               t.Errorf("Case n=%v,lda=%v: unexpected result", n, lda)
-                       }
-               }
-       }
-
-}