1 //===- llvm/unittest/Support/raw_ostream_test.cpp - raw_ostream tests -----===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "gtest/gtest.h"
11 #include "llvm/Support/raw_ostream.h"
17 template<typename T> std::string printToString(const T &Value) {
19 llvm::raw_string_ostream(res) << Value;
23 template<typename T> std::string printToStringUnbuffered(const T &Value) {
25 llvm::raw_string_ostream OS(res);
31 TEST(raw_ostreamTest, Types_Buffered) {
33 EXPECT_EQ("c", printToString('c'));
36 EXPECT_EQ("hello", printToString("hello"));
37 EXPECT_EQ("hello", printToString(std::string("hello")));
40 EXPECT_EQ("0", printToString(0));
41 EXPECT_EQ("2425", printToString(2425));
42 EXPECT_EQ("-2425", printToString(-2425));
45 EXPECT_EQ("0", printToString(0LL));
46 EXPECT_EQ("257257257235709", printToString(257257257235709LL));
47 EXPECT_EQ("-257257257235709", printToString(-257257257235709LL));
50 EXPECT_EQ("1.100000e+00", printToString(1.1));
53 EXPECT_EQ("0x0", printToString((void*) 0));
54 EXPECT_EQ("0xbeef", printToString((void*) 0xbeef));
55 EXPECT_EQ("0xdeadbeef", printToString((void*) 0xdeadbeef));
58 TEST(raw_ostreamTest, Types_Unbuffered) {
60 EXPECT_EQ("c", printToStringUnbuffered('c'));
63 EXPECT_EQ("hello", printToStringUnbuffered("hello"));
64 EXPECT_EQ("hello", printToStringUnbuffered(std::string("hello")));
67 EXPECT_EQ("0", printToStringUnbuffered(0));
68 EXPECT_EQ("2425", printToStringUnbuffered(2425));
69 EXPECT_EQ("-2425", printToStringUnbuffered(-2425));
72 EXPECT_EQ("0", printToStringUnbuffered(0LL));
73 EXPECT_EQ("257257257235709", printToStringUnbuffered(257257257235709LL));
74 EXPECT_EQ("-257257257235709", printToStringUnbuffered(-257257257235709LL));
77 EXPECT_EQ("1.100000e+00", printToStringUnbuffered(1.1));
80 EXPECT_EQ("0x0", printToStringUnbuffered((void*) 0));
81 EXPECT_EQ("0xbeef", printToStringUnbuffered((void*) 0xbeef));
82 EXPECT_EQ("0xdeadbeef", printToStringUnbuffered((void*) 0xdeadbeef));