initial commit

oscar64/autotest/opp_numeric.cpp

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+#include <assert.h>
+#include <opp/numeric.h>
+#include <opp/string.h>
+#include <opp/iterator.h>
+#include <opp/array.h>
+#include <opp/sstream.h>
+#include <opp/utility.h>
+
+using opp::string, opp::cout;
+
+int main(void)
+{
+	opp::array<int, 10>	v;
+
+	opp::iota(v.begin(), v.end(), 10);	
+
+	string	s = opp::accumulate(
+		opp::next(v.begin()), v.end(), opp::to_string(v[0]), 
+		[](const opp::string & ws, int k) {return ws + "-" + opp::to_string(k);});
+
+	assert(s == "10-11-12-13-14-15-16-17-18-19");	
+
+	opp::ostringstream	osstr;
+	opp::inclusive_scan(v.begin(), v.end(), opp::ostream_iterator<int>(osstr, ", "));
+	assert(osstr.str() == "10, 21, 33, 46, 60, 75, 91, 108, 126, 145, ");
+
+	osstr.str("");
+	opp::exclusive_scan(v.begin(), v.end(), opp::ostream_iterator<int>(osstr, ", "), 0);
+	assert(osstr.str() == "0, 10, 21, 33, 46, 60, 75, 91, 108, 126, ");
+
+	opp::array<int, 10>	w;
+
+	opp::iota(w.begin(), w.end(), 1);
+
+	assert(opp::inner_product(v.begin(), v.end(), w.begin(), 0) == 880);
+}