wipeable_string.cpp File Reference

#include <boost/optional/optional.hpp>
#include <string.h>
#include "gtest/gtest.h"
#include "misc_log_ex.h"
#include "wipeable_string.h"
#include "hex.h"

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Functions
	TEST (wipeable_string, ctor)
	TEST (wipeable_string, wipe)
	TEST (wipeable_string, clear)
	TEST (wipeable_string, push_back)
	TEST (wipeable_string, append_char)
	TEST (wipeable_string, append_string)
	TEST (wipeable_string, empty)
	TEST (wipeable_string, pop_back)
	TEST (wipeable_string, equal)
	TEST (wipeable_string, not_equal)
	TEST (wipeable_string, trim)
	TEST (wipeable_string, split)
	TEST (wipeable_string, parse_hexstr)
	TEST (wipeable_string, to_hex)

Function Documentation

TEST() [1/14]

TEST	(	wipeable_string	,
		append_char	)

Definition at line 81 of file wipeable_string.cpp.

{
  epee::wipeable_string s0(std::string("fo"));
  ASSERT_EQ(s0.size(), 2);
  s0 += 'o';
  ASSERT_EQ(s0.size(), 3);
  ASSERT_TRUE(!memcmp(s0.data(), "foo", s0.size()));
}

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TEST() [2/14]

TEST	(	wipeable_string	,
		append_string	)

Definition at line 90 of file wipeable_string.cpp.

{
  epee::wipeable_string s0(std::string("foo"));
  ASSERT_EQ(s0.size(), 3);
  s0 += "bar";
  ASSERT_EQ(s0.size(), 6);
  ASSERT_TRUE(!memcmp(s0.data(), "foobar", s0.size()));
}

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TEST() [3/14]

TEST	(	wipeable_string	,
		clear	)

Definition at line 64 of file wipeable_string.cpp.

{
  epee::wipeable_string s0(std::string("foo"));
  ASSERT_EQ(s0.size(), 3);
  s0.clear();
  ASSERT_EQ(s0.size(), 0);
}

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TEST() [4/14]

TEST	(	wipeable_string	,
		ctor	)

Definition at line 37 of file wipeable_string.cpp.

{
  epee::wipeable_string s0;
  ASSERT_EQ(s0.size(), 0);
 
  epee::wipeable_string s1(std::string("foo"));
  ASSERT_EQ(s1.size(), 3);
  ASSERT_TRUE(!memcmp(s1.data(), "foo", s1.size()));
 
  epee::wipeable_string s2(std::string("bar"));
  ASSERT_EQ(s2.size(), 3);
  ASSERT_TRUE(!memcmp(s2.data(), "bar", s2.size()));
 
  epee::wipeable_string s3(std::string("quux"));
  ASSERT_EQ(s3.size(), 4);
  ASSERT_TRUE(!memcmp(s3.data(), "quux", s3.size()));
}

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TEST() [5/14]

TEST	(	wipeable_string	,
		empty	)

Definition at line 99 of file wipeable_string.cpp.

{
  epee::wipeable_string s0;
  ASSERT_TRUE(s0.empty());
  s0.push_back(' ');
  ASSERT_FALSE(s0.empty());
  ASSERT_EQ(s0.pop_back(), ' ');
  ASSERT_TRUE(s0.empty());
}

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TEST() [6/14]

TEST	(	wipeable_string	,
		equal	)

Definition at line 118 of file wipeable_string.cpp.

{
  epee::wipeable_string s0 = "foo";
  epee::wipeable_string s1 = "bar";
  epee::wipeable_string s0_2 = "foo";
  ASSERT_TRUE(s0 == s0);
  ASSERT_TRUE(s0 == s0_2);
  ASSERT_TRUE(s1 == s1);
  ASSERT_FALSE(s1 == s0);
  ASSERT_FALSE(s1 == s0_2);
}

TEST() [7/14]

TEST	(	wipeable_string	,
		not_equal	)

Definition at line 130 of file wipeable_string.cpp.

{
  epee::wipeable_string s0 = "foo";
  epee::wipeable_string s1 = "bar";
  epee::wipeable_string s0_2 = "foo";
  ASSERT_FALSE(s0 != s0);
  ASSERT_FALSE(s0 != s0_2);
  ASSERT_FALSE(s1 != s1);
  ASSERT_TRUE(s1 != s0);
  ASSERT_TRUE(s1 != s0_2);
}

TEST() [8/14]

TEST	(	wipeable_string	,
		parse_hexstr	)

Definition at line 187 of file wipeable_string.cpp.

{
  boost::optional<epee::wipeable_string> s;
 
  ASSERT_EQ(boost::none, epee::wipeable_string("x").parse_hexstr());
  ASSERT_EQ(boost::none, epee::wipeable_string("x0000000000000000").parse_hexstr());
  ASSERT_EQ(boost::none, epee::wipeable_string("0000000000000000x").parse_hexstr());
  ASSERT_EQ(boost::none, epee::wipeable_string("0").parse_hexstr());
  ASSERT_EQ(boost::none, epee::wipeable_string("000").parse_hexstr());
 
  ASSERT_TRUE((s = epee::wipeable_string("").parse_hexstr()) != boost::none);
  ASSERT_EQ(*s, "");
  ASSERT_TRUE((s = epee::wipeable_string("00").parse_hexstr()) != boost::none);
  ASSERT_EQ(*s, epee::wipeable_string("", 1));
  ASSERT_TRUE((s = epee::wipeable_string("41").parse_hexstr()) != boost::none);
  ASSERT_EQ(*s, epee::wipeable_string("A"));
  ASSERT_TRUE((s = epee::wipeable_string("414243").parse_hexstr()) != boost::none);
  ASSERT_EQ(*s, epee::wipeable_string("ABC"));
}

TEST() [9/14]

TEST	(	wipeable_string	,
		pop_back	)

Definition at line 109 of file wipeable_string.cpp.

{
  epee::wipeable_string s = "test";
  ASSERT_EQ(s.size(), 4);
  ASSERT_EQ(s.pop_back(), 't');
  ASSERT_EQ(s.size(), 3);
  ASSERT_TRUE(!memcmp(s.data(), "tes", s.size()));
}

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TEST() [10/14]

TEST	(	wipeable_string	,
		push_back	)

Definition at line 72 of file wipeable_string.cpp.

{
  epee::wipeable_string s0(std::string("fo"));
  ASSERT_EQ(s0.size(), 2);
  s0.push_back('o');
  ASSERT_EQ(s0.size(), 3);
  ASSERT_TRUE(!memcmp(s0.data(), "foo", s0.size()));
}

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TEST() [11/14]

TEST	(	wipeable_string	,
		split	)

Definition at line 174 of file wipeable_string.cpp.

{
  ASSERT_TRUE(check_split("", {}));
  ASSERT_TRUE(check_split("foo", {"foo"}));
  ASSERT_TRUE(check_split("  foo   ", {"foo"}));
  ASSERT_TRUE(check_split("foo bar", {"foo", "bar"}));
  ASSERT_TRUE(check_split("foo     bar", {"foo", "bar"}));
  ASSERT_TRUE(check_split("foo     bar   baz", {"foo", "bar", "baz"}));
  ASSERT_TRUE(check_split(" foo     bar   baz         ", {"foo", "bar", "baz"}));
  ASSERT_TRUE(check_split("  foo     bar   baz", {"foo", "bar", "baz"}));
  ASSERT_TRUE(check_split("foo     bar   baz ", {"foo", "bar", "baz"}));
}

TEST() [12/14]

TEST	(	wipeable_string	,
		to_hex	)

Definition at line 207 of file wipeable_string.cpp.

{
  ASSERT_TRUE(epee::to_hex::wipeable_string(epee::span<const uint8_t>((const uint8_t*)"", 0)) == epee::wipeable_string(""));
  ASSERT_TRUE(epee::to_hex::wipeable_string(epee::span<const uint8_t>((const uint8_t*)"abc", 3)) == epee::wipeable_string("616263"));
}

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TEST() [13/14]

TEST	(	wipeable_string	,
		trim	)

Definition at line 149 of file wipeable_string.cpp.

{
  ASSERT_TRUE(trimmed("") == "");
  ASSERT_TRUE(trimmed(" ") == "");
  ASSERT_TRUE(trimmed("  ") == "");
  ASSERT_TRUE(trimmed("a") == "a");
  ASSERT_TRUE(trimmed(" a") == "a");
  ASSERT_TRUE(trimmed("  a") == "a");
  ASSERT_TRUE(trimmed("a ") == "a");
  ASSERT_TRUE(trimmed("a  ") == "a");
  ASSERT_TRUE(trimmed(" a  ") == "a");
  ASSERT_TRUE(trimmed("  a  ") == "a");
  ASSERT_TRUE(trimmed("  ab  ") == "ab");
  ASSERT_TRUE(trimmed("  a b  ") == "a b");
  ASSERT_TRUE(trimmed("  a  b  ") == "a  b");
}

TEST() [14/14]

TEST	(	wipeable_string	,
		wipe	)

Definition at line 55 of file wipeable_string.cpp.

{
  epee::wipeable_string s0(std::string("foo"));
  ASSERT_EQ(s0.size(), 3);
  s0.wipe();
  ASSERT_EQ(s0.size(), 3);
  ASSERT_TRUE(!memcmp(s0.data(), "\0\0\0", 3));
}

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