91 lines
2.4 KiB
C++
91 lines
2.4 KiB
C++
#include "gtest/gtest.h"
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#include "CommandParser.h"
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#include <iostream>
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typedef std::string ss;
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void dump(const std::vector<EncodedString> & v)
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{
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for (auto s : v)
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{
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std::cerr << " \"" << ss((const char *)&s[0], s.size()) << "\"" << std::endl;
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}
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}
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#define compare_parsed(expected, results) \
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compare_parsed_(expected, results, __LINE__)
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void compare_parsed_(const std::vector<EncodedString> & expected,
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const std::vector<EncodedString> & results,
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int line)
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{
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if (expected != results)
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{
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std::cerr << "Line " << line << " unexpected parsed result:" << std::endl;
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std::cerr << "Expected:" << std::endl;
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dump(expected);
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std::cerr << "Actual:" << std::endl;
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dump(results);
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}
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EXPECT_EQ(expected, results);
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}
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TEST(CommandParser_parse, parses_a_basic_command)
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{
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EncodedString command("w /home/josh/file");
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CommandParser cp;
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EXPECT_TRUE(cp.parse(command));
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compare_parsed(std::vector<EncodedString>({
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ss("w"),
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ss("/home/josh/file"),
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}), cp.args());
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}
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TEST(CommandParser_parse, parses_a_command_with_quoted_arguments)
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{
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EncodedString command("echo 'Hello There'\" World!\" a'b'c d\"e\"f ' ' \"\" 1 2 3\n");
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CommandParser cp;
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EXPECT_TRUE(cp.parse(command));
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compare_parsed(std::vector<EncodedString>({
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ss("echo"),
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ss("Hello There World!"),
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ss("abc"),
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ss("def"),
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ss(" "),
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ss(""),
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ss("1"),
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ss("2"),
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ss("3"),
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}), cp.args());
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}
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TEST(CommandParser_parse, parses_a_command_with_escaped_characters)
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{
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EncodedString command(" echo \\ ' \\' a ' \"b \\\" c\" \\\\too\n");
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CommandParser cp;
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EXPECT_TRUE(cp.parse(command));
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compare_parsed(std::vector<EncodedString>({
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ss("echo"),
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ss(" "),
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ss(" ' a "),
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ss("b \" c"),
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ss("\\too"),
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}), cp.args());
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}
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TEST(CommandParser_parse, fails_to_parse_with_an_unterminated_escape_sequence)
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{
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EncodedString command("echo hi\\");
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CommandParser cp;
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EXPECT_FALSE(cp.parse(command));
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EXPECT_EQ("Unterminated escape sequence", cp.parse_error());
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}
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TEST(CommandParser_parse, fails_to_parse_with_an_unterminated_quoted_region)
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{
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EncodedString command("echo Bob's Golf Bag");
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CommandParser cp;
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EXPECT_FALSE(cp.parse(command));
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EXPECT_EQ("Unterminated quoted region", cp.parse_error());
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}
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