Initial import

test/libc/intrin/psraw_test.c

@@ -0,0 +1,38 @@
+/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
+│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8                                :vi│
+╞══════════════════════════════════════════════════════════════════════════════╡
+│ Copyright 2020 Justine Alexandra Roberts Tunney                              │
+│                                                                              │
+│ This program is free software; you can redistribute it and/or modify         │
+│ it under the terms of the GNU General Public License as published by         │
+│ the Free Software Foundation; version 2 of the License.                      │
+│                                                                              │
+│ This program is distributed in the hope that it will be useful, but          │
+│ WITHOUT ANY WARRANTY; without even the implied warranty of                   │
+│ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU             │
+│ General Public License for more details.                                     │
+│                                                                              │
+│ You should have received a copy of the GNU General Public License            │
+│ along with this program; if not, write to the Free Software                  │
+│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA                │
+│ 02110-1301 USA                                                               │
+╚─────────────────────────────────────────────────────────────────────────────*/
+#include "libc/intrin/psraw.h"
+#include "libc/limits.h"
+#include "libc/testlib/testlib.h"
+
+TEST(psraw, testPositive) {
+  short A[8] = {1, 2, SHRT_MAX};
+  psraw(A, A, 1);
+  EXPECT_EQ(0, A[0]);
+  EXPECT_EQ(1, A[1]);
+  EXPECT_EQ(SHRT_MAX / 2, A[2]);
+}
+
+TEST(psraw, testNegative) {
+  short A[8] = {-1, -2, SHRT_MIN};
+  psraw(A, A, 1);
+  EXPECT_EQ(-1, A[0]);
+  EXPECT_EQ(-1, A[1]);
+  EXPECT_EQ(SHRT_MIN / 2, A[2]);
+}