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[09/17] Add test-hash-set.c to gcc/unittests

Message ID 1433949898-22033-10-git-send-email-dmalcolm@redhat.com
State New
Headers show

Commit Message

David Malcolm June 10, 2015, 3:24 p.m. UTC 
gcc/unittests/ChangeLog:
	* test-hash-set.c: New file.
---
 gcc/unittests/test-hash-set.c | 54 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 gcc/unittests/test-hash-set.c
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Patch

diff --git a/gcc/unittests/test-hash-set.c b/gcc/unittests/test-hash-set.c
new file mode 100644
index 0000000..3d6f0b4
--- /dev/null
+++ b/gcc/unittests/test-hash-set.c
@@ -0,0 +1,54 @@ 
+/* Unit tests for hash-set.h.
+   Copyright (C) 2015 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC 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; either version 3, or (at your option) any later
+version.
+
+GCC 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 GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#include <gtest/gtest.h>
+
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
+#include "tm.h"
+#include "opts.h"
+#include "signop.h"
+#include "hash-set.h"
+
+namespace {
+
+TEST (hash_set_test, set_of_strings)
+{
+  hash_set <const char *> s;
+  EXPECT_EQ (0, s.elements ());
+
+  const char *red = "red";
+  const char *green = "green";
+  const char *blue = "blue";
+
+  EXPECT_EQ (false, s.contains (red));
+
+  /* Populate the hash_set.  */
+  EXPECT_EQ (false, s.add (red));
+  EXPECT_EQ (false, s.add (green));
+  EXPECT_EQ (false, s.add (blue));
+
+  /* Verify that the values are now within the set.  */
+  EXPECT_EQ (true, s.contains (red));
+  EXPECT_EQ (true, s.contains (green));
+  EXPECT_EQ (true, s.contains (blue));
+}
+
+}  /* anon namespace.  */