utils/convert

src/utils/convert.cpp

@@ -0,0 +1,27 @@
+/*
+ This is a part of newsoul @ http://github.com/KenjiTakahashi/newsoul
+ Karol "Kenji Takahashi" Woźniak © 2014
+
+ 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, either version 3 of the License, or
+ (at your option) any later version.
+
+ 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "convert.h"
+
+bool convert::string2bool(const std::string &str) {
+    return string::tolower(str) == "true";
+}
+
+int convert::string2int(const std::string &str) {
+    return atoi(str.c_str());
+}

src/utils/convert.h

@@ -0,0 +1,42 @@
+/*
+ This is a part of newsoul @ http://github.com/KenjiTakahashi/newsoul
+ Karol "Kenji Takahashi" Woźniak © 2014
+
+ 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, either version 3 of the License, or
+ (at your option) any later version.
+
+ 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __UTILS_CONVERT_H__
+#define __UTILS_CONVERT_H__
+
+#include <cstdlib>
+#include <string>
+#include "string.h"
+
+namespace convert {
+    /*!
+     * Converts string to bool, i.e. "true" is true and any other
+     * string is false. Case insensitive.
+     * \param str String to convert.
+     * \return true or false.
+     */
+    bool string2bool(const std::string &str);
+    /*!
+     * Converts string to integer.
+     * \param str String to convert.
+     * \return An integer.
+     */
+    int string2int(const std::string &str);
+}
+
+#endif /* __UTILS_CONVERT_H__ */

src/utils/os.h

@@ -57,4 +57,4 @@ namespace os {
     const std::string config();
 }
 
-#endif // __UTILS_OS_H__
+#endif /* __UTILS_OS_H__ */

tests/utils/test_convert.cpp

@@ -0,0 +1,49 @@
+/*
+ This is a part of newsoul @ http://github.com/KenjiTakahashi/newsoul
+ Karol "Kenji Takahashi" Woźniak © 2014
+
+ 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, either version 3 of the License, or
+ (at your option) any later version.
+
+ 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <CppUTest/TestHarness.h>
+#include "../../src/utils/convert.h"
+
+TEST_GROUP(string2bool) { };
+TEST(string2bool, low_true) {
+    bool result = convert::string2bool("true");
+
+    CHECK_EQUAL(true, result);
+}
+TEST(string2bool, mixed_true) {
+    bool result = convert::string2bool("TrUe");
+
+    CHECK_EQUAL(true, result);
+}
+TEST(string2bool, false_) {
+    bool result = convert::string2bool("False");
+
+    CHECK_EQUAL(false, result);
+}
+
+TEST_GROUP(string2int) { };
+TEST(string2int, succcess) {
+    int result = convert::string2int("123456");
+
+    CHECK_EQUAL(123456, result);
+}
+TEST(string2int, failure) {
+    int result = convert::string2int("NaN");
+
+    CHECK_EQUAL(0, result);
+}