1 files changed, 328 insertions, 0 deletions
diff --git a/test/test_suite.cpp b/test/test_suite.cpp
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--- /dev/null
+++ b/test/test_suite.cpp
@@ -0,0 +1,328 @@
+///////////////////////////////////////////////////////////////////////////////
+// \author (c) Marco Paland (info@paland.com)
+//             2017, PALANDesign Hannover, Germany
+//
+// \license The MIT License (MIT)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+// 
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+//
+// \brief printf unit tests
+//
+///////////////////////////////////////////////////////////////////////////////
+
+// use the 'catch' test framework
+#define CATCH_CONFIG_MAIN
+#include "catch.hpp"
+
+#include <string.h>
+
+namespace test {
+  // use functions in own test namespace to avoid stdio conflicts
+  #include "../printf.h"
+  #include "../printf.cpp"
+} // namespace test
+
+
+// dummy putchar
+int test::_putchar(char)
+{
+  return 0;
+}
+
+
+
+TEST_CASE("printf", "[]" ) {
+  char buffer[100] ;
+
+  test::sprintf(buffer, "%.*f", 2, 0.33333333);
+  REQUIRE(!strcmp(buffer, "0.33"));
+
+  test::sprintf(buffer, "%.3s", "foobar");
+  REQUIRE(!strcmp(buffer, "foo"));
+
+  test::sprintf(buffer, "%10.5d", 4);
+  REQUIRE(!strcmp(buffer, "     00004"));
+}
+
+
+TEST_CASE("space flag", "[]" ) {
+  char buffer[100] ;
+
+  test::sprintf(buffer, "% d", 42);
+  REQUIRE(!strcmp(buffer, " 42"));
+
+  test::sprintf(buffer, "% d", -42);
+  REQUIRE(!strcmp(buffer, "-42"));
+
+  test::sprintf(buffer, "% 5d", 42);
+  REQUIRE(!strcmp(buffer, "   42"));
+
+  test::sprintf(buffer, "% 5d", -42);
+  REQUIRE(!strcmp(buffer, "  -42"));
+
+  test::sprintf(buffer, "% 15d", 42);
+  REQUIRE(!strcmp(buffer, "             42"));
+
+  test::sprintf(buffer, "% 15d", -42);
+  REQUIRE(!strcmp(buffer, "            -42"));
+
+  test::sprintf(buffer, "% 15d", -42);
+  REQUIRE(!strcmp(buffer, "            -42"));
+
+  test::sprintf(buffer, "% s", "Hello testing");
+  REQUIRE(!strcmp(buffer, "Hello testing"));
+
+  test::sprintf(buffer, "% d", 1024);
+  REQUIRE(!strcmp(buffer, " 1024"));
+
+  test::sprintf(buffer, "% d", -1024);
+  REQUIRE(!strcmp(buffer, "-1024"));
+
+  test::sprintf(buffer, "% i", 1024);
+  REQUIRE(!strcmp(buffer, " 1024"));
+
+  test::sprintf(buffer, "% i", -1024);
+  REQUIRE(!strcmp(buffer, "-1024"));
+
+  test::sprintf(buffer, "% u", 1024);
+  REQUIRE(!strcmp(buffer, "1024"));
+
+  test::sprintf(buffer, "% u", 4294966272U);
+  REQUIRE(!strcmp(buffer, "4294966272"));
+
+  test::sprintf(buffer, "% o", 511);
+  REQUIRE(!strcmp(buffer, "777"));
+
+  test::sprintf(buffer, "% o", 4294966785U);
+  REQUIRE(!strcmp(buffer, "37777777001"));
+
+  test::sprintf(buffer, "% x", 305441741);
+  REQUIRE(!strcmp(buffer, "1234abcd"));
+
+  test::sprintf(buffer, "% x", 3989525555U);
+  REQUIRE(!strcmp(buffer, "edcb5433"));
+
+  test::sprintf(buffer, "% X", 305441741);
+  REQUIRE(!strcmp(buffer, "1234ABCD"));
+
+  test::sprintf(buffer, "% X", 3989525555U);
+  REQUIRE(!strcmp(buffer, "EDCB5433"));
+
+  test::sprintf(buffer, "% c", 'x');
+  REQUIRE(!strcmp(buffer, "x"));
+}
+
+
+TEST_CASE("+ flag", "[]" ) {
+  char buffer[100] ;
+
+  test::sprintf(buffer, "%+d", 42);
+  REQUIRE(!strcmp(buffer, "+42"));
+
+  test::sprintf(buffer, "%+d", -42);
+  REQUIRE(!strcmp(buffer, "-42"));
+
+  test::sprintf(buffer, "%+5d", 42);
+  REQUIRE(!strcmp(buffer, "  +42"));
+
+  test::sprintf(buffer, "%+5d", -42);
+  REQUIRE(!strcmp(buffer, "  -42"));
+
+  test::sprintf(buffer, "%+15d", 42);
+  REQUIRE(!strcmp(buffer, "            +42"));
+
+  test::sprintf(buffer, "%+15d", -42);
+  REQUIRE(!strcmp(buffer, "            -42"));
+
+  test::sprintf(buffer, "%+s", "Hello testing");
+  REQUIRE(!strcmp(buffer, "Hello testing"));
+
+  test::sprintf(buffer, "%+d", 1024);
+  REQUIRE(!strcmp(buffer, "+1024"));
+
+  test::sprintf(buffer, "%+d", -1024);
+  REQUIRE(!strcmp(buffer, "-1024"));
+
+  test::sprintf(buffer, "%+i", 1024);
+  REQUIRE(!strcmp(buffer, "+1024"));
+
+  test::sprintf(buffer, "%+i", -1024);
+  REQUIRE(!strcmp(buffer, "-1024"));
+
+  test::sprintf(buffer, "%+u", 1024);
+  REQUIRE(!strcmp(buffer, "1024"));
+
+  test::sprintf(buffer, "%+u", 4294966272U);
+  REQUIRE(!strcmp(buffer, "4294966272"));
+
+  test::sprintf(buffer, "%+o", 511);
+  REQUIRE(!strcmp(buffer, "777"));
+
+  test::sprintf(buffer, "%+o", 4294966785U);
+  REQUIRE(!strcmp(buffer, "37777777001"));
+
+  test::sprintf(buffer, "%+x", 305441741);
+  REQUIRE(!strcmp(buffer, "1234abcd"));
+
+  test::sprintf(buffer, "%+x", 3989525555U);
+  REQUIRE(!strcmp(buffer, "edcb5433"));
+
+  test::sprintf(buffer, "%+X", 305441741);
+  REQUIRE(!strcmp(buffer, "1234ABCD"));
+
+  test::sprintf(buffer, "%+X", 3989525555U);
+  REQUIRE(!strcmp(buffer, "EDCB5433"));
+
+  test::sprintf(buffer, "%+c", 'x');
+  REQUIRE(!strcmp(buffer, "x"));
+}
+
+
+TEST_CASE("0 flag", "[]" ) {
+  char buffer[100] ;
+
+  test::sprintf(buffer, "%0d", 42);
+  REQUIRE(!strcmp(buffer, "42"));
+
+  test::sprintf(buffer, "%0d", -42);
+  REQUIRE(!strcmp(buffer, "-42"));
+
+  test::sprintf(buffer, "%05d", 42);
+  REQUIRE(!strcmp(buffer, "00042"));
+
+  test::sprintf(buffer, "%05d", -42);
+  REQUIRE(!strcmp(buffer, "-0042"));
+
+  test::sprintf(buffer, "%015d", 42);
+  REQUIRE(!strcmp(buffer, "000000000000042"));
+
+  test::sprintf(buffer, "%015d", -42);
+  REQUIRE(!strcmp(buffer, "-00000000000042"));
+}
+
+
+TEST_CASE("- flag", "[]" ) {
+  char buffer[100];
+
+  test::sprintf(buffer, "%-d", 42);
+  REQUIRE(!strcmp(buffer, "42"));
+
+  test::sprintf(buffer, "%-d", -42);
+  REQUIRE(!strcmp(buffer, "-42"));
+
+  test::sprintf(buffer, "%-5d", 42);
+  REQUIRE(!strcmp(buffer, "42   "));
+
+  test::sprintf(buffer, "%-5d", -42);
+  REQUIRE(!strcmp(buffer, "-42  "));
+
+  test::sprintf(buffer, "%-15d", 42);
+  REQUIRE(!strcmp(buffer, "42             "));
+
+  test::sprintf(buffer, "%-15d", -42);
+  REQUIRE(!strcmp(buffer, "-42            "));
+
+  test::sprintf(buffer, "%-0d", 42);
+  REQUIRE(!strcmp(buffer, "42"));
+
+  test::sprintf(buffer, "%-0d", -42);
+  REQUIRE(!strcmp(buffer, "-42"));
+
+  test::sprintf(buffer, "%-05d", 42);
+  REQUIRE(!strcmp(buffer, "42   "));
+
+  test::sprintf(buffer, "%-05d", -42);
+  REQUIRE(!strcmp(buffer, "-42  "));
+
+  test::sprintf(buffer, "%-015d", 42);
+  REQUIRE(!strcmp(buffer, "42             "));
+
+  test::sprintf(buffer, "%-015d", -42);
+  REQUIRE(!strcmp(buffer, "-42            "));
+
+  test::sprintf(buffer, "%0-d", 42);
+  REQUIRE(!strcmp(buffer, "42"));
+
+  test::sprintf(buffer, "%0-d", -42);
+  REQUIRE(!strcmp(buffer, "-42"));
+
+  test::sprintf(buffer, "%0-5d", 42);
+  REQUIRE(!strcmp(buffer, "42   "));
+
+  test::sprintf(buffer, "%0-5d", -42);
+  REQUIRE(!strcmp(buffer, "-42  "));
+
+  test::sprintf(buffer, "%0-15d", 42);
+  REQUIRE(!strcmp(buffer, "42             "));
+
+  test::sprintf(buffer, "%0-15d", -42);
+  REQUIRE(!strcmp(buffer, "-42            "));
+}
+
+
+TEST_CASE("specifier", "[]" ) {
+  char buffer[100];
+
+  test::sprintf(buffer, "Hello testing");
+  REQUIRE(!strcmp(buffer, "Hello testing"));
+
+  test::sprintf(buffer, "%s", "Hello testing");
+  REQUIRE(!strcmp(buffer, "Hello testing"));
+
+  test::sprintf(buffer, "%d", 1024);
+  REQUIRE(!strcmp(buffer, "1024"));
+
+  test::sprintf(buffer, "%d", -1024);
+  REQUIRE(!strcmp(buffer, "-1024"));
+
+  test::sprintf(buffer, "%i", 1024);
+  REQUIRE(!strcmp(buffer, "1024"));
+
+  test::sprintf(buffer, "%i", -1024);
+  REQUIRE(!strcmp(buffer, "-1024"));
+
+  test::sprintf(buffer, "%u", 1024);
+  REQUIRE(!strcmp(buffer, "1024"));
+
+  test::sprintf(buffer, "%u", 4294966272U);
+  REQUIRE(!strcmp(buffer, "4294966272"));
+
+  test::sprintf(buffer, "%o", 511);
+  REQUIRE(!strcmp(buffer, "777"));
+
+  test::sprintf(buffer, "%o", 4294966785U);
+  REQUIRE(!strcmp(buffer, "37777777001"));
+
+  test::sprintf(buffer, "%x", 305441741);
+  REQUIRE(!strcmp(buffer, "1234abcd"));
+
+  test::sprintf(buffer, "%x", 3989525555U);
+  REQUIRE(!strcmp(buffer, "edcb5433"));
+
+  test::sprintf(buffer, "%X", 305441741);
+  REQUIRE(!strcmp(buffer, "1234ABCD"));
+
+  test::sprintf(buffer, "%X", 3989525555U);
+  REQUIRE(!strcmp(buffer, "EDCB5433"));
+
+  test::sprintf(buffer, "%%");
+  REQUIRE(!strcmp(buffer, "%"));
+
+
+}