blob: 3138b50c5ee970ce1859f15da05e46a9a334b13b [file] [log] [blame]
// Copyright 2009 Google Inc. All Rights Reserved.
// Author: sanjay@google.com (Sanjay Ghemawat)
#include "raw_printer.h"
#include <stdio.h>
#include <string>
#include "base/logging.h"
using std::string;
#define TEST(a, b) void TEST_##a##_##b()
#define RUN_TEST(a, b) TEST_##a##_##b()
TEST(RawPrinter, Empty) {
char buffer[1];
base::RawPrinter printer(buffer, arraysize(buffer));
CHECK_EQ(0, printer.length());
CHECK_EQ(string(""), buffer);
CHECK_EQ(0, printer.space_left());
printer.Printf("foo");
CHECK_EQ(string(""), string(buffer));
CHECK_EQ(0, printer.length());
CHECK_EQ(0, printer.space_left());
}
TEST(RawPrinter, PartiallyFilled) {
char buffer[100];
base::RawPrinter printer(buffer, arraysize(buffer));
printer.Printf("%s %s", "hello", "world");
CHECK_EQ(string("hello world"), string(buffer));
CHECK_EQ(11, printer.length());
CHECK_LT(0, printer.space_left());
}
TEST(RawPrinter, Truncated) {
char buffer[3];
base::RawPrinter printer(buffer, arraysize(buffer));
printer.Printf("%d", 12345678);
CHECK_EQ(string("12"), string(buffer));
CHECK_EQ(2, printer.length());
CHECK_EQ(0, printer.space_left());
}
TEST(RawPrinter, ExactlyFilled) {
char buffer[12];
base::RawPrinter printer(buffer, arraysize(buffer));
printer.Printf("%s %s", "hello", "world");
CHECK_EQ(string("hello world"), string(buffer));
CHECK_EQ(11, printer.length());
CHECK_EQ(0, printer.space_left());
}
int main(int argc, char **argv) {
RUN_TEST(RawPrinter, Empty);
RUN_TEST(RawPrinter, PartiallyFilled);
RUN_TEST(RawPrinter, Truncated);
RUN_TEST(RawPrinter, ExactlyFilled);
printf("PASS\n");
return 0; // 0 means success
}