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/*
Please use git log for copyright holder and year information
This file is part of libbash.
libbash 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 2 of the License, or
(at your option) any later version.
libbash 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 libbash. If not, see <http://www.gnu.org/licenses/>.
*/
///
/// \file echo_tests.cpp
/// \brief series of unit tests for echo built in
/// \author Nathan Eloe
///
#include <iostream>
#include <sstream>
#include <vector>
#include <gtest/gtest.h>
#include "core/interpreter.h"
#include "cppbash_builtin.h"
using namespace std;
static void test_echo(const string& expected, std::initializer_list<string> args)
{
stringstream test_output;
interpreter walker;
cppbash_builtin::exec("echo",args,test_output,cerr,cin,walker);
ASSERT_EQ(expected, test_output.str());
}
#define TEST_ECHO(name, expected, ...) \
TEST(echo_builtin_test, name) { test_echo(expected, {__VA_ARGS__}); }
TEST_ECHO(simple_output, "hello world\n", "hello", "world")
TEST_ECHO(suppress_newline, "foo", "-n", "foo")
TEST_ECHO(enable_escape, "foo\t\n", "-e", "foo\\t")
TEST_ECHO(no_escape, "foo\\t\n", "foo\\t")
TEST_ECHO(only_options, "foo -e", "-n", "foo", "-e")
TEST_ECHO(only_options2, "foo -n\n", "foo", "-n")
TEST_ECHO(combined_options, "fo\to", "-ne", "fo\\to")
TEST_ECHO(combined_options2, "fo\\to", "-enE", "fo\\to")
TEST_ECHO(fake_options, "-nea fo\\to\n", "-nea", "fo\\to")
TEST_ECHO(combined_options_alternating_e, "fo\to", "-enEeEe", "fo\\to")
TEST_ECHO(conflicting_options, "fo\\to\n", "-e", "-E", "fo\\to")
TEST_ECHO(conflicting_options2, "fo\to\n", "-e", "-E", "-e", "fo\\to")
TEST_ECHO(oct_escape, "]\n", "-e", "\\0135")
TEST_ECHO(hex_escape, "W\n", "-e", "\\x57")
TEST_ECHO(suppress_escape, "foo", "-e", "foo\\cbar")
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