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// Copyright ©2015 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 "testing"
type Iladlrer interface {
Iladlr(m, n int, a []float64, lda int) int
}
func IladlrTest(t *testing.T, impl Iladlrer) {
for i, test := range []struct {
a []float64
m, n, lda int
ans int
}{
{
a: []float64{0, 0, 0, 0},
m: 1,
n: 1,
lda: 2,
ans: -1,
},
{
a: []float64{0, 0, 0, 0},
m: 2,
n: 2,
lda: 2,
ans: -1,
},
{
a: []float64{0, 0, 0, 0},
m: 4,
n: 1,
lda: 1,
ans: -1,
},
{
a: []float64{0, 0, 0, 0},
m: 1,
n: 4,
lda: 4,
ans: -1,
},
{
a: []float64{
1, 2, 3, 4,
5, 6, 7, 8,
},
m: 2,
n: 4,
lda: 4,
ans: 1,
},
{
a: []float64{
1, 2, 3, 0,
0, 0, 0, 0,
},
m: 2,
n: 4,
lda: 4,
ans: 0,
},
{
a: []float64{
0, 0, 3, 4,
0, 0, 0, 0,
},
m: 2,
n: 2,
lda: 4,
ans: -1,
},
} {
ans := impl.Iladlr(test.m, test.n, test.a, test.lda)
if ans != test.ans {
t.Errorf("Column mismatch case %v. Want: %v, got: %v", i, test.ans, ans)
}
}
}
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