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- #include <gsl/gsl_test.h>
- #include <gsl/gsl_ieee_utils.h>
- #include <gsl/gsl_math.h>
- #include <gsl/gsl_cblas.h>
-
- #include "tests.h"
-
- void
- test_nrm2 (void) {
- const double flteps = 1e-4, dbleps = 1e-6;
- {
- int N = 1;
- float X[] = { 0.317f };
- int incX = -1;
- float expected = 0.0f;
- float f;
- f = cblas_snrm2(N, X, incX);
- gsl_test_rel(f, expected, flteps, "snrm2(case 28)");
- };
-
-
- {
- int N = 1;
- double X[] = { 0.071 };
- int incX = -1;
- double expected = 0;
- double f;
- f = cblas_dnrm2(N, X, incX);
- gsl_test_rel(f, expected, dbleps, "dnrm2(case 29)");
- };
-
-
- {
- int N = 1;
- float X[] = { 0.776f, 0.983f };
- int incX = -1;
- float expected = 0.0f;
- float f;
- f = cblas_scnrm2(N, X, incX);
- gsl_test_rel(f, expected, flteps, "scnrm2(case 30)");
- };
-
-
- {
- int N = 1;
- double X[] = { 0.549, -0.354 };
- int incX = -1;
- double expected = 0;
- double f;
- f = cblas_dznrm2(N, X, incX);
- gsl_test_rel(f, expected, dbleps, "dznrm2(case 31)");
- };
-
-
- {
- int N = 2;
- float X[] = { 0.14f, -0.632f };
- int incX = 1;
- float expected = 0.647320631527f;
- float f;
- f = cblas_snrm2(N, X, incX);
- gsl_test_rel(f, expected, flteps, "snrm2(case 32)");
- };
-
-
- {
- int N = 2;
- double X[] = { 0.696, -0.804 };
- int incX = 1;
- double expected = 1.06340584915;
- double f;
- f = cblas_dnrm2(N, X, incX);
- gsl_test_rel(f, expected, dbleps, "dnrm2(case 33)");
- };
-
-
- {
- int N = 2;
- float X[] = { 0.281f, -0.063f, 0.367f, 0.232f };
- int incX = 1;
- float expected = 0.521001919382f;
- float f;
- f = cblas_scnrm2(N, X, incX);
- gsl_test_rel(f, expected, flteps, "scnrm2(case 34)");
- };
-
-
- {
- int N = 2;
- double X[] = { -0.359, -0.76, -0.906, -0.108 };
- int incX = 1;
- double expected = 1.24055672986;
- double f;
- f = cblas_dznrm2(N, X, incX);
- gsl_test_rel(f, expected, dbleps, "dznrm2(case 35)");
- };
-
-
- {
- int N = 2;
- float X[] = { 0.918f, -0.126f };
- int incX = -1;
- float expected = 0.0f;
- float f;
- f = cblas_snrm2(N, X, incX);
- gsl_test_rel(f, expected, flteps, "snrm2(case 36)");
- };
-
-
- {
- int N = 2;
- double X[] = { 0.217, -0.588 };
- int incX = -1;
- double expected = 0;
- double f;
- f = cblas_dnrm2(N, X, incX);
- gsl_test_rel(f, expected, dbleps, "dnrm2(case 37)");
- };
-
-
- {
- int N = 2;
- float X[] = { 0.31f, 0.059f, -0.442f, 0.987f };
- int incX = -1;
- float expected = 0.0f;
- float f;
- f = cblas_scnrm2(N, X, incX);
- gsl_test_rel(f, expected, flteps, "scnrm2(case 38)");
- };
-
-
- {
- int N = 2;
- double X[] = { 0.609, 0.615, -0.143, -0.957 };
- int incX = -1;
- double expected = 0;
- double f;
- f = cblas_dznrm2(N, X, incX);
- gsl_test_rel(f, expected, dbleps, "dznrm2(case 39)");
- };
-
-
- }
-