checkasm: add float_dsp tests

Ported from libavutil/tests/float_dsp.c

Signed-off-by: James Almer <jamrial@gmail.com>

1 files changed, 20 insertions, 0 deletions

diff --git a/tests/checkasm/checkasm.c b/tests/checkasm/checkasm.c
index 0cb4ed199a..0b86627cc9 100644
--- a/tests/checkasm/checkasm.c
+++ b/tests/checkasm/checkasm.c
@@ -131,6 +131,7 @@ static const struct {
 #endif
 #if CONFIG_AVUTIL
         { "fixed_dsp", checkasm_check_fixed_dsp },
+        { "float_dsp", checkasm_check_float_dsp },
 #endif
     { NULL }
 };
@@ -285,6 +286,25 @@ int float_near_abs_eps_array_ulp(const float *a, const float *b, float eps,
     return 1;
 }
 
+int double_near_abs_eps(double a, double b, double eps)
+{
+    double abs_diff = fabs(a - b);
+
+    return abs_diff < eps;
+}
+
+int double_near_abs_eps_array(const double *a, const double *b, double eps,
+                              unsigned len)
+{
+    unsigned i;
+
+    for (i = 0; i < len; i++) {
+        if (!double_near_abs_eps(a[i], b[i], eps))
+            return 0;
+    }
+    return 1;
+}
+
 /* Print colored text to stderr if the terminal supports it */
 static void color_printf(int color, const char *fmt, ...)
 {