1 files changed, 14 insertions, 0 deletions
diff --git a/test/tangent.c b/test/tangent.c
new file mode 100644
index 0000000..a6195d4
--- /dev/null
+++ b/test/tangent.c
@@ -0,0 +1,14 @@
+#include <math.h>
+#include <stddef.h>
+#include "ts.h"
+
+bool ts_test_tangent( void )
+{
+	fp_t const x0[] = { 0, 0.785398, -0.785398, 0.5, -0.5 };
+	fp_t const e0[] = { 0, 1, -1, 0.546302, -0.546302 };
+
+	fp_t const * const x[1] = { x0 };
+	fp_t const * const e[1] = { e0 };
+
+	return ts_test(ts_tangent, ts_tangent_offset, x, e, sizeof( x0 ) / sizeof( *x0 ), (ts_constant_t *)NULL, &ts_tangent_p);
+}