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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsEscape.h"
#include "gtest/gtest.h"
#include "mozilla/ArrayUtils.h"
using namespace mozilla;
// Testing for failure here would be somewhat hard in automation. Locally you
// could use something like ulimit to create a failure.
TEST(Escape, FallibleNoEscape)
{
// Tests the fallible version of NS_EscapeURL works as expected when no
// escaping is necessary.
nsCString toEscape("data:,Hello%2C%20World!");
nsCString escaped;
nsresult rv = NS_EscapeURL(toEscape, esc_OnlyNonASCII, escaped, fallible);
EXPECT_EQ(rv, NS_OK);
// Nothing should have been escaped, they should be the same string.
EXPECT_STREQ(toEscape.BeginReading(), escaped.BeginReading());
// We expect them to point at the same buffer.
EXPECT_EQ(toEscape.BeginReading(), escaped.BeginReading());
}
TEST(Escape, FallibleEscape)
{
// Tests the fallible version of NS_EscapeURL works as expected when
// escaping is necessary.
nsCString toEscape("data:,Hello%2C%20World!\xC4\x9F");
nsCString escaped;
nsresult rv = NS_EscapeURL(toEscape, esc_OnlyNonASCII, escaped, fallible);
EXPECT_EQ(rv, NS_OK);
EXPECT_STRNE(toEscape.BeginReading(), escaped.BeginReading());
const char* const kExpected = "data:,Hello%2C%20World!%C4%9F";
EXPECT_STREQ(escaped.BeginReading(), kExpected);
}
TEST(Escape, BadEscapeSequences)
{
{
char bad[] = "%s\0fa";
int32_t count = nsUnescapeCount(bad);
EXPECT_EQ(count, 2);
EXPECT_STREQ(bad, "%s");
}
{
char bad[] = "%a";
int32_t count = nsUnescapeCount(bad);
EXPECT_EQ(count, 2);
EXPECT_STREQ(bad, "%a");
}
{
char bad[] = "%";
int32_t count = nsUnescapeCount(bad);
EXPECT_EQ(count, 1);
EXPECT_STREQ(bad, "%");
}
{
char bad[] = "%s/%s";
int32_t count = nsUnescapeCount(bad);
EXPECT_EQ(count, 5);
EXPECT_STREQ(bad, "%s/%s");
}
}
TEST(Escape, nsAppendEscapedHTML)
{
const char* srcs[] = {
"a", "bcdefgh", "<", ">", "&", "\"",
"'", "'bad'", "Foo<T>& foo", "'\"&><abc", "",
};
const char* dsts1[] = {
"a",
"bcdefgh",
"<",
">",
"&",
""",
"'",
"'bad'",
"Foo<T>& foo",
"'"&><abc",
"",
};
const char* dsts2[] = {
"a",
"abcdefgh",
"abcdefgh<",
"abcdefgh<>",
"abcdefgh<>&",
"abcdefgh<>&"",
"abcdefgh<>&"'",
"abcdefgh<>&"''bad'",
"abcdefgh<>&"''bad'Foo<T>& foo",
"abcdefgh<>&"''bad'Foo<T>& "
"foo'"&><abc",
"abcdefgh<>&"''bad'Foo<T>& "
"foo'"&><abc",
};
ASSERT_EQ(ArrayLength(srcs), ArrayLength(dsts1));
ASSERT_EQ(ArrayLength(srcs), ArrayLength(dsts2));
// Test when the destination is empty.
for (size_t i = 0; i < ArrayLength(srcs); i++) {
nsCString src(srcs[i]);
nsCString dst;
nsAppendEscapedHTML(src, dst);
ASSERT_TRUE(dst.Equals(dsts1[i]));
}
// Test when the destination is non-empty.
nsCString dst;
for (size_t i = 0; i < ArrayLength(srcs); i++) {
nsCString src(srcs[i]);
nsAppendEscapedHTML(src, dst);
ASSERT_TRUE(dst.Equals(dsts2[i]));
}
}
TEST(Escape, EscapeSpaces)
{
// Tests the fallible version of NS_EscapeURL works as expected when no
// escaping is necessary.
nsCString toEscape("data:\x0D\x0A spa ces\xC4\x9F");
nsCString escaped;
nsresult rv = NS_EscapeURL(toEscape, esc_OnlyNonASCII, escaped, fallible);
EXPECT_EQ(rv, NS_OK);
// Only non-ASCII and C0
EXPECT_STREQ(escaped.BeginReading(), "data:%0D%0A spa ces%C4%9F");
escaped.Truncate();
rv = NS_EscapeURL(toEscape, esc_OnlyNonASCII | esc_Spaces, escaped, fallible);
EXPECT_EQ(rv, NS_OK);
EXPECT_STREQ(escaped.BeginReading(), "data:%0D%0A%20spa%20ces%C4%9F");
}
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