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gecko-dev/xpcom/tests/gtest/TestStrings.cpp

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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 <stdio.h>
#include <stdlib.h>
#include "nsString.h"
#include "nsStringBuffer.h"
#include "nsReadableUtils.h"
#include "nsCRTGlue.h"
#include "mozilla/nsRefPtr.h"
#include "nsTArray.h"
#include "gtest/gtest.h"
namespace TestStrings {
using mozilla::fallible;
void test_assign_helper(const nsACString& in, nsACString &_retval)
{
_retval = in;
}
TEST(Strings, assign)
{
nsCString result;
test_assign_helper(NS_LITERAL_CSTRING("a") + NS_LITERAL_CSTRING("b"), result);
EXPECT_STREQ(result.get(), "ab");
}
TEST(Strings, assign_c)
{
nsCString c; c.Assign('c');
EXPECT_STREQ(c.get(), "c");
}
TEST(Strings, test1)
{
NS_NAMED_LITERAL_STRING(empty, "");
const nsAString& aStr = empty;
nsAutoString buf(aStr);
int32_t n = buf.FindChar(',');
EXPECT_EQ(n, kNotFound);
n = buf.Length();
buf.Cut(0, n + 1);
n = buf.FindChar(',');
EXPECT_EQ(n, kNotFound);
}
TEST(Strings, test2)
{
nsCString data("hello world");
const nsACString& aStr = data;
nsCString temp(aStr);
temp.Cut(0, 6);
EXPECT_STREQ(temp.get(), "world");
}
TEST(Strings, find)
{
nsCString src("<!DOCTYPE blah blah blah>");
int32_t i = src.Find("DOCTYPE", true, 2, 1);
EXPECT_EQ(i, 2);
}
TEST(Strings, rfind)
{
const char text[] = "<!DOCTYPE blah blah blah>";
const char term[] = "bLaH";
nsCString src(text);
int32_t i;
i = src.RFind(term, true, 3, -1);
EXPECT_EQ(i, kNotFound);
i = src.RFind(term, true, -1, -1);
EXPECT_EQ(i, 20);
i = src.RFind(term, true, 13, -1);
EXPECT_EQ(i, 10);
i = src.RFind(term, true, 22, 3);
EXPECT_EQ(i, 20);
}
TEST(Strings, rfind_2)
{
const char text[] = "<!DOCTYPE blah blah blah>";
nsCString src(text);
int32_t i = src.RFind("TYPE", false, 5, -1);
EXPECT_EQ(i, 5);
}
TEST(Strings, rfind_3)
{
const char text[] = "urn:mozilla:locale:en-US:necko";
nsAutoCString value(text);
int32_t i = value.RFind(":");
EXPECT_EQ(i, 24);
}
TEST(Strings, rfind_4)
{
nsCString value("a.msf");
int32_t i = value.RFind(".msf");
EXPECT_EQ(i, 1);
}
TEST(Strings, findinreadable)
{
const char text[] = "jar:jar:file:///c:/software/mozilla/mozilla_2006_02_21.jar!/browser/chrome/classic.jar!/";
nsAutoCString value(text);
nsACString::const_iterator begin, end;
value.BeginReading(begin);
value.EndReading(end);
nsACString::const_iterator delim_begin (begin),
delim_end (end);
// Search for last !/ at the end of the string
EXPECT_TRUE(FindInReadable(NS_LITERAL_CSTRING("!/"), delim_begin, delim_end));
char *r = ToNewCString(Substring(delim_begin, delim_end));
// Should match the first "!/" but not the last
EXPECT_NE(delim_end, end);
EXPECT_STREQ(r, "!/");
free(r);
delim_begin = begin;
delim_end = end;
// Search for first jar:
EXPECT_TRUE(FindInReadable(NS_LITERAL_CSTRING("jar:"), delim_begin, delim_end));
r = ToNewCString(Substring(delim_begin, delim_end));
// Should not match the first jar:, but the second one
EXPECT_EQ(delim_begin, begin);
EXPECT_STREQ(r, "jar:");
free(r);
// Search for jar: in a Substring
delim_begin = begin; delim_begin++;
delim_end = end;
EXPECT_TRUE(FindInReadable(NS_LITERAL_CSTRING("jar:"), delim_begin, delim_end));
r = ToNewCString(Substring(delim_begin, delim_end));
// Should not match the first jar:, but the second one
EXPECT_NE(delim_begin, begin);
EXPECT_STREQ(r, "jar:");
free(r);
// Should not find a match
EXPECT_FALSE(FindInReadable(NS_LITERAL_CSTRING("gecko"), delim_begin, delim_end));
// When no match is found, range should be empty
EXPECT_EQ(delim_begin, delim_end);
// Should not find a match (search not beyond Substring)
delim_begin = begin; for (int i=0;i<6;i++) delim_begin++;
delim_end = end;
EXPECT_FALSE(FindInReadable(NS_LITERAL_CSTRING("jar:"), delim_begin, delim_end));
// When no match is found, range should be empty
EXPECT_EQ(delim_begin, delim_end);
// Should not find a match (search not beyond Substring)
delim_begin = begin;
delim_end = end; for (int i=0;i<7;i++) delim_end--;
EXPECT_FALSE(FindInReadable(NS_LITERAL_CSTRING("classic"), delim_begin, delim_end));
// When no match is found, range should be empty
EXPECT_EQ(delim_begin, delim_end);
}
TEST(Strings, rfindinreadable)
{
const char text[] = "jar:jar:file:///c:/software/mozilla/mozilla_2006_02_21.jar!/browser/chrome/classic.jar!/";
nsAutoCString value(text);
nsACString::const_iterator begin, end;
value.BeginReading(begin);
value.EndReading(end);
nsACString::const_iterator delim_begin (begin),
delim_end (end);
// Search for last !/ at the end of the string
EXPECT_TRUE(RFindInReadable(NS_LITERAL_CSTRING("!/"), delim_begin, delim_end));
char *r = ToNewCString(Substring(delim_begin, delim_end));
// Should match the last "!/"
EXPECT_EQ(delim_end, end);
EXPECT_STREQ(r, "!/");
free(r);
delim_begin = begin;
delim_end = end;
// Search for last jar: but not the first one...
EXPECT_TRUE(RFindInReadable(NS_LITERAL_CSTRING("jar:"), delim_begin, delim_end));
r = ToNewCString(Substring(delim_begin, delim_end));
// Should not match the first jar:, but the second one
EXPECT_NE(delim_begin, begin);
EXPECT_STREQ(r, "jar:");
free(r);
// Search for jar: in a Substring
delim_begin = begin;
delim_end = begin; for (int i=0;i<6;i++) delim_end++;
EXPECT_TRUE(RFindInReadable(NS_LITERAL_CSTRING("jar:"), delim_begin, delim_end));
r = ToNewCString(Substring(delim_begin, delim_end));
// Should not match the first jar:, but the second one
EXPECT_EQ(delim_begin, begin);
EXPECT_STREQ(r, "jar:");
free(r);
// Should not find a match
delim_begin = begin;
delim_end = end;
EXPECT_FALSE(RFindInReadable(NS_LITERAL_CSTRING("gecko"), delim_begin, delim_end));
// When no match is found, range should be empty
EXPECT_EQ(delim_begin, delim_end);
// Should not find a match (search not before Substring)
delim_begin = begin; for (int i=0;i<6;i++) delim_begin++;
delim_end = end;
EXPECT_FALSE(RFindInReadable(NS_LITERAL_CSTRING("jar:"), delim_begin, delim_end));
// When no match is found, range should be empty
EXPECT_EQ(delim_begin, delim_end);
// Should not find a match (search not beyond Substring)
delim_begin = begin;
delim_end = end; for (int i=0;i<7;i++) delim_end--;
EXPECT_FALSE(RFindInReadable(NS_LITERAL_CSTRING("classic"), delim_begin, delim_end));
// When no match is found, range should be empty
EXPECT_EQ(delim_begin, delim_end);
}
TEST(Strings, distance)
{
const char text[] = "abc-xyz";
nsCString s(text);
nsCString::const_iterator begin, end;
s.BeginReading(begin);
s.EndReading(end);
size_t d = Distance(begin, end);
EXPECT_EQ(d, sizeof(text) - 1);
}
TEST(Strings, length)
{
const char text[] = "abc-xyz";
nsCString s(text);
size_t d = s.Length();
EXPECT_EQ(d, sizeof(text) - 1);
}
TEST(Strings, trim)
{
const char text[] = " a\t $ ";
const char set[] = " \t$";
nsCString s(text);
s.Trim(set);
EXPECT_STREQ(s.get(), "a");
}
TEST(Strings, replace_substr)
{
const char text[] = "abc-ppp-qqq-ppp-xyz";
nsCString s(text);
s.ReplaceSubstring("ppp", "www");
EXPECT_STREQ(s.get(), "abc-www-qqq-www-xyz");
s.Assign("foobar");
s.ReplaceSubstring("foo", "bar");
s.ReplaceSubstring("bar", "");
EXPECT_STREQ(s.get(), "");
s.Assign("foofoofoo");
s.ReplaceSubstring("foo", "foo");
EXPECT_STREQ(s.get(), "foofoofoo");
s.Assign("foofoofoo");
s.ReplaceSubstring("of", "fo");
EXPECT_STREQ(s.get(), "fofoofooo");
}
TEST(Strings, replace_substr_2)
{
const char *oldName = nullptr;
const char *newName = "user";
nsString acctName; acctName.AssignLiteral("forums.foo.com");
nsAutoString newAcctName, oldVal, newVal;
oldVal.AssignWithConversion(oldName);
newVal.AssignWithConversion(newName);
newAcctName.Assign(acctName);
// here, oldVal is empty. we are testing that this function
// does not hang. see bug 235355.
newAcctName.ReplaceSubstring(oldVal, newVal);
// we expect that newAcctName will be unchanged.
EXPECT_TRUE(newAcctName.Equals(acctName));
}
TEST(Strings, replace_substr_3)
{
nsCString s;
s.Assign("abcabcabc");
s.ReplaceSubstring("ca", "X");
EXPECT_STREQ(s.get(), "abXbXbc");
s.Assign("abcabcabc");
s.ReplaceSubstring("ca", "XYZ");
EXPECT_STREQ(s.get(), "abXYZbXYZbc");
s.Assign("abcabcabc");
s.ReplaceSubstring("ca", "XY");
EXPECT_STREQ(s.get(), "abXYbXYbc");
s.Assign("abcabcabc");
s.ReplaceSubstring("ca", "XYZ!");
EXPECT_STREQ(s.get(), "abXYZ!bXYZ!bc");
s.Assign("abcdabcdabcd");
s.ReplaceSubstring("bcd", "X");
EXPECT_STREQ(s.get(), "aXaXaX");
s.Assign("abcdabcdabcd");
s.ReplaceSubstring("bcd", "XYZ!");
EXPECT_STREQ(s.get(), "aXYZ!aXYZ!aXYZ!");
s.Assign("abcdabcdabcd");
s.ReplaceSubstring("bcd", "XY");
EXPECT_STREQ(s.get(), "aXYaXYaXY");
s.Assign("abcdabcdabcd");
s.ReplaceSubstring("bcd", "XYZABC");
EXPECT_STREQ(s.get(), "aXYZABCaXYZABCaXYZABC");
s.Assign("abcdabcdabcd");
s.ReplaceSubstring("bcd", "XYZ");
EXPECT_STREQ(s.get(), "aXYZaXYZaXYZ");
s.Assign("abcdabcdabcd");
s.ReplaceSubstring("bcd", "XYZ!");
EXPECT_STREQ(s.get(), "aXYZ!aXYZ!aXYZ!");
s.Assign("abcdabcdabcd");
s.ReplaceSubstring("ab", "X");
EXPECT_STREQ(s.get(), "XcdXcdXcd");
s.Assign("abcdabcdabcd");
s.ReplaceSubstring("ab", "XYZABC");
EXPECT_STREQ(s.get(), "XYZABCcdXYZABCcdXYZABCcd");
s.Assign("abcdabcdabcd");
s.ReplaceSubstring("ab", "XY");
EXPECT_STREQ(s.get(), "XYcdXYcdXYcd");
s.Assign("abcdabcdabcd");
s.ReplaceSubstring("ab", "XYZ!");
EXPECT_STREQ(s.get(), "XYZ!cdXYZ!cdXYZ!cd");
s.Assign("abcdabcdabcd");
s.ReplaceSubstring("notfound", "X");
EXPECT_STREQ(s.get(), "abcdabcdabcd");
s.Assign("abcdabcdabcd");
s.ReplaceSubstring("notfound", "longlongstring");
EXPECT_STREQ(s.get(), "abcdabcdabcd");
}
TEST(Strings, strip_ws)
{
const char text[] = " a $ ";
nsCString s(text);
s.StripWhitespace();
EXPECT_STREQ(s.get(), "a$");
}
TEST(Strings, equals_ic)
{
nsCString s;
EXPECT_FALSE(s.LowerCaseEqualsLiteral("view-source"));
}
TEST(Strings, fixed_string)
{
char buf[256] = "hello world";
nsFixedCString s(buf, sizeof(buf));
EXPECT_EQ(s.Length(), strlen(buf));
EXPECT_STREQ(s.get(), buf);
s.Assign("foopy doopy doo");
EXPECT_EQ(s.get(), buf);
}
TEST(Strings, concat)
{
nsCString bar("bar");
const nsACString& barRef = bar;
const nsPromiseFlatCString& result =
PromiseFlatCString(NS_LITERAL_CSTRING("foo") +
NS_LITERAL_CSTRING(",") +
barRef);
EXPECT_STREQ(result.get(), "foo,bar");
}
TEST(Strings, concat_2)
{
nsCString fieldTextStr("xyz");
nsCString text("text");
const nsACString& aText = text;
nsAutoCString result( fieldTextStr + aText );
EXPECT_STREQ(result.get(), "xyztext");
}
TEST(Strings, concat_3)
{
nsCString result;
nsCString ab("ab"), c("c");
result = ab + result + c;
EXPECT_STREQ(result.get(), "abc");
}
TEST(Strings, xpidl_string)
{
nsXPIDLCString a, b;
a = b;
EXPECT_TRUE(a == b);
a.Adopt(0);
EXPECT_TRUE(a == b);
a.Append("foopy");
a.Assign(b);
EXPECT_TRUE(a == b);
a.Insert("", 0);
a.Assign(b);
EXPECT_TRUE(a == b);
const char text[] = "hello world";
*getter_Copies(a) = NS_strdup(text);
EXPECT_STREQ(a, text);
b = a;
EXPECT_STREQ(a, b);
a.Adopt(0);
nsACString::const_iterator begin, end;
a.BeginReading(begin);
a.EndReading(end);
char *r = ToNewCString(Substring(begin, end));
EXPECT_STREQ(r, "");
free(r);
a.Adopt(0);
EXPECT_TRUE(a.IsVoid());
int32_t index = a.FindCharInSet("xyz");
EXPECT_EQ(index, kNotFound);
}
TEST(Strings, empty_assign)
{
nsCString a;
a.AssignLiteral("");
a.AppendLiteral("");
nsCString b;
b.SetCapacity(0);
}
TEST(Strings, set_length)
{
const char kText[] = "Default Plugin";
nsCString buf;
buf.SetCapacity(sizeof(kText)-1);
buf.Assign(kText);
buf.SetLength(sizeof(kText)-1);
EXPECT_STREQ(buf.get(), kText);
}
TEST(Strings, substring)
{
nsCString super("hello world"), sub("hello");
// this tests that |super| starts with |sub|,
EXPECT_TRUE(sub.Equals(StringHead(super, sub.Length())));
// and verifies that |sub| does not start with |super|.
EXPECT_FALSE(super.Equals(StringHead(sub, super.Length())));
}
#define test_append_expect(str, int, suffix, expect) \
str.Truncate(); \
str.AppendInt(suffix = int); \
EXPECT_TRUE(str.EqualsLiteral(expect));
#define test_appends_expect(int, suffix, expect) \
test_append_expect(str, int, suffix, expect) \
test_append_expect(cstr, int, suffix, expect)
#define test_appendbase(str, prefix, int, suffix, base) \
str.Truncate(); \
str.AppendInt(suffix = prefix ## int ## suffix, base); \
EXPECT_TRUE(str.EqualsLiteral(#int));
#define test_appendbases(prefix, int, suffix, base) \
test_appendbase(str, prefix, int, suffix, base) \
test_appendbase(cstr, prefix, int, suffix, base)
TEST(Strings, appendint)
{
nsString str;
nsCString cstr;
int32_t L;
uint32_t UL;
int64_t LL;
uint64_t ULL;
test_appends_expect(INT32_MAX, L, "2147483647")
test_appends_expect(INT32_MIN, L, "-2147483648")
test_appends_expect(UINT32_MAX, UL, "4294967295")
test_appends_expect(INT64_MAX, LL, "9223372036854775807")
test_appends_expect(INT64_MIN, LL, "-9223372036854775808")
test_appends_expect(UINT64_MAX, ULL, "18446744073709551615")
test_appendbases(0, 17777777777, L, 8)
test_appendbases(0, 20000000000, L, 8)
test_appendbases(0, 37777777777, UL, 8)
test_appendbases(0, 777777777777777777777, LL, 8)
test_appendbases(0, 1000000000000000000000, LL, 8)
test_appendbases(0, 1777777777777777777777, ULL, 8)
test_appendbases(0x, 7fffffff, L, 16)
test_appendbases(0x, 80000000, L, 16)
test_appendbases(0x, ffffffff, UL, 16)
test_appendbases(0x, 7fffffffffffffff, LL, 16)
test_appendbases(0x, 8000000000000000, LL, 16)
test_appendbases(0x, ffffffffffffffff, ULL, 16)
}
TEST(Strings, appendint64)
{
nsCString str;
int64_t max = INT64_MAX;
static const char max_expected[] = "9223372036854775807";
int64_t min = INT64_MIN;
static const char min_expected[] = "-9223372036854775808";
static const char min_expected_oct[] = "1000000000000000000000";
int64_t maxint_plus1 = 1LL << 32;
static const char maxint_plus1_expected[] = "4294967296";
static const char maxint_plus1_expected_x[] = "100000000";
str.AppendInt(max);
EXPECT_TRUE(str.Equals(max_expected));
str.Truncate();
str.AppendInt(min);
EXPECT_TRUE(str.Equals(min_expected));
str.Truncate();
str.AppendInt(min, 8);
EXPECT_TRUE(str.Equals(min_expected_oct));
str.Truncate();
str.AppendInt(maxint_plus1);
EXPECT_TRUE(str.Equals(maxint_plus1_expected));
str.Truncate();
str.AppendInt(maxint_plus1, 16);
EXPECT_TRUE(str.Equals(maxint_plus1_expected_x));
}
TEST(Strings, appendfloat)
{
nsCString str;
double bigdouble = 11223344556.66;
static const char double_expected[] = "11223344556.66";
static const char float_expected[] = "0.01";
// AppendFloat is used to append doubles, therefore the precision must be
// large enough (see bug 327719)
str.AppendFloat( bigdouble );
EXPECT_TRUE(str.Equals(double_expected));
str.Truncate();
// AppendFloat is used to append floats (bug 327719 #27)
str.AppendFloat( 0.1f * 0.1f );
EXPECT_TRUE(str.Equals(float_expected));
}
TEST(Strings, findcharinset)
{
nsCString buf("hello, how are you?");
int32_t index = buf.FindCharInSet(",?", 5);
EXPECT_EQ(index, 5);
index = buf.FindCharInSet("helo", 0);
EXPECT_EQ(index, 0);
index = buf.FindCharInSet("z?", 6);
EXPECT_EQ(index, (int32_t) buf.Length() - 1);
}
TEST(Strings, rfindcharinset)
{
nsCString buf("hello, how are you?");
int32_t index = buf.RFindCharInSet(",?", 5);
EXPECT_EQ(index, 5);
index = buf.RFindCharInSet("helo", 0);
EXPECT_EQ(index, 0);
index = buf.RFindCharInSet("z?", 6);
EXPECT_EQ(index, kNotFound);
index = buf.RFindCharInSet("l", 5);
EXPECT_EQ(index, 3);
buf.Assign("abcdefghijkabc");
index = buf.RFindCharInSet("ab");
EXPECT_EQ(index, 12);
index = buf.RFindCharInSet("ab", 11);
EXPECT_EQ(index, 11);
index = buf.RFindCharInSet("ab", 10);
EXPECT_EQ(index, 1);
index = buf.RFindCharInSet("ab", 0);
EXPECT_EQ(index, 0);
index = buf.RFindCharInSet("cd", 1);
EXPECT_EQ(index, kNotFound);
index = buf.RFindCharInSet("h");
EXPECT_EQ(index, 7);
}
TEST(Strings, stringbuffer)
{
const char kData[] = "hello world";
nsRefPtr<nsStringBuffer> buf;
buf = nsStringBuffer::Alloc(sizeof(kData));
EXPECT_TRUE(!!buf);
buf = nsStringBuffer::Alloc(sizeof(kData));
EXPECT_TRUE(!!buf);
char *data = (char *) buf->Data();
memcpy(data, kData, sizeof(kData));
nsCString str;
buf->ToString(sizeof(kData)-1, str);
nsStringBuffer *buf2;
buf2 = nsStringBuffer::FromString(str);
EXPECT_EQ(buf, buf2);
}
TEST(Strings, voided)
{
const char kData[] = "hello world";
nsXPIDLCString str;
EXPECT_FALSE(str);
EXPECT_TRUE(str.IsVoid());
EXPECT_TRUE(str.IsEmpty());
str.Assign(kData);
EXPECT_STREQ(str, kData);
str.SetIsVoid(true);
EXPECT_FALSE(str);
EXPECT_TRUE(str.IsVoid());
EXPECT_TRUE(str.IsEmpty());
str.SetIsVoid(false);
EXPECT_STREQ(str, "");
}
TEST(Strings, voided_autostr)
{
const char kData[] = "hello world";
nsAutoCString str;
EXPECT_FALSE(str.IsVoid());
EXPECT_TRUE(str.IsEmpty());
str.Assign(kData);
EXPECT_STREQ(str.get(), kData);
str.SetIsVoid(true);
EXPECT_TRUE(str.IsVoid());
EXPECT_TRUE(str.IsEmpty());
str.Assign(kData);
EXPECT_FALSE(str.IsVoid());
EXPECT_FALSE(str.IsEmpty());
EXPECT_STREQ(str.get(), kData);
}
TEST(Strings, voided_assignment)
{
nsCString a, b;
b.SetIsVoid(true);
a = b;
EXPECT_TRUE(a.IsVoid());
EXPECT_EQ(a.get(), b.get());
}
TEST(Strings, empty_assignment)
{
nsCString a, b;
a = b;
EXPECT_EQ(a.get(), b.get());
}
struct ToIntegerTest
{
const char *str;
uint32_t radix;
int32_t result;
nsresult rv;
};
static const ToIntegerTest kToIntegerTests[] = {
{ "123", 10, 123, NS_OK },
{ "7b", 16, 123, NS_OK },
{ "90194313659", 10, 0, NS_ERROR_ILLEGAL_VALUE },
{ nullptr, 0, 0, NS_OK }
};
TEST(Strings, string_tointeger)
{
nsresult rv;
for (const ToIntegerTest* t = kToIntegerTests; t->str; ++t) {
int32_t result = nsAutoCString(t->str).ToInteger(&rv, t->radix);
EXPECT_EQ(rv, t->rv);
EXPECT_EQ(result, t->result);
result = nsAutoCString(t->str).ToInteger(&rv, t->radix);
EXPECT_EQ(rv, t->rv);
EXPECT_EQ(result, t->result);
}
}
static void test_parse_string_helper(const char* str, char separator, int len,
const char* s1, const char* s2)
{
nsCString data(str);
nsTArray<nsCString> results;
EXPECT_TRUE(ParseString(data, separator, results));
EXPECT_EQ(int(results.Length()), len);
const char* strings[] = { s1, s2 };
for (int i = 0; i < len; ++i) {
EXPECT_TRUE(results[i].Equals(strings[i]));
}
}
static void test_parse_string_helper0(const char* str, char separator)
{
test_parse_string_helper(str, separator, 0, nullptr, nullptr);
}
static void test_parse_string_helper1(const char* str, char separator, const char* s1)
{
test_parse_string_helper(str, separator, 1, s1, nullptr);
}
static void test_parse_string_helper2(const char* str, char separator, const char* s1, const char* s2)
{
test_parse_string_helper(str, separator, 2, s1, s2);
}
TEST(String, parse_string)
{
test_parse_string_helper1("foo, bar", '_', "foo, bar");
test_parse_string_helper2("foo, bar", ',', "foo", " bar");
test_parse_string_helper2("foo, bar ", ' ', "foo,", "bar");
test_parse_string_helper2("foo,bar", 'o', "f", ",bar");
test_parse_string_helper0("", '_');
test_parse_string_helper0(" ", ' ');
test_parse_string_helper1(" foo", ' ', "foo");
test_parse_string_helper1(" foo", ' ', "foo");
}
static void test_strip_chars_helper(const char16_t* str, const char16_t* strip, const nsAString& result, uint32_t offset=0)
{
nsAutoString tmp(str);
nsAString& data = tmp;
data.StripChars(strip, offset);
EXPECT_TRUE(data.Equals(result));
}
TEST(String, strip_chars)
{
test_strip_chars_helper(MOZ_UTF16("foo \r \nbar"),
MOZ_UTF16(" \n\r"),
NS_LITERAL_STRING("foobar"));
test_strip_chars_helper(MOZ_UTF16("\r\nfoo\r\n"),
MOZ_UTF16(" \n\r"),
NS_LITERAL_STRING("foo"));
test_strip_chars_helper(MOZ_UTF16("foo"),
MOZ_UTF16(" \n\r"),
NS_LITERAL_STRING("foo"));
test_strip_chars_helper(MOZ_UTF16("foo"),
MOZ_UTF16("fo"),
NS_LITERAL_STRING(""));
test_strip_chars_helper(MOZ_UTF16("foo"),
MOZ_UTF16("foo"),
NS_LITERAL_STRING(""));
test_strip_chars_helper(MOZ_UTF16(" foo"),
MOZ_UTF16(" "),
NS_LITERAL_STRING(" foo"), 1);
}
TEST(Strings, huge_capacity)
{
nsString a, b, c, d, e, f, g, h, i, j, k, l, m, n;
nsCString n1;
// Ignore the result if the address space is less than 64-bit because
// some of the allocations above will exhaust the address space.
if (sizeof(void*) >= 8) {
EXPECT_TRUE(a.SetCapacity(1, fallible));
EXPECT_FALSE(a.SetCapacity(nsString::size_type(-1)/2, fallible));
EXPECT_TRUE(a.SetCapacity(0, fallible)); // free the allocated memory
EXPECT_TRUE(b.SetCapacity(1, fallible));
EXPECT_FALSE(b.SetCapacity(nsString::size_type(-1)/2 - 1, fallible));
EXPECT_TRUE(b.SetCapacity(0, fallible));
EXPECT_TRUE(c.SetCapacity(1, fallible));
EXPECT_FALSE(c.SetCapacity(nsString::size_type(-1)/2, fallible));
EXPECT_TRUE(c.SetCapacity(0, fallible));
EXPECT_FALSE(d.SetCapacity(nsString::size_type(-1)/2 - 1, fallible));
EXPECT_FALSE(d.SetCapacity(nsString::size_type(-1)/2, fallible));
EXPECT_TRUE(d.SetCapacity(0, fallible));
EXPECT_FALSE(e.SetCapacity(nsString::size_type(-1)/4, fallible));
EXPECT_FALSE(e.SetCapacity(nsString::size_type(-1)/4 + 1, fallible));
EXPECT_TRUE(e.SetCapacity(0, fallible));
EXPECT_FALSE(f.SetCapacity(nsString::size_type(-1)/2, fallible));
EXPECT_TRUE(f.SetCapacity(0, fallible));
EXPECT_FALSE(g.SetCapacity(nsString::size_type(-1)/4 + 1000, fallible));
EXPECT_FALSE(g.SetCapacity(nsString::size_type(-1)/4 + 1001, fallible));
EXPECT_TRUE(g.SetCapacity(0, fallible));
EXPECT_FALSE(h.SetCapacity(nsString::size_type(-1)/4+1, fallible));
EXPECT_FALSE(h.SetCapacity(nsString::size_type(-1)/2, fallible));
EXPECT_TRUE(h.SetCapacity(0, fallible));
EXPECT_TRUE(i.SetCapacity(1, fallible));
EXPECT_TRUE(i.SetCapacity(nsString::size_type(-1)/4 - 1000, fallible));
EXPECT_FALSE(i.SetCapacity(nsString::size_type(-1)/4 + 1, fallible));
EXPECT_TRUE(i.SetCapacity(0, fallible));
EXPECT_TRUE(j.SetCapacity(nsString::size_type(-1)/4 - 1000, fallible));
EXPECT_FALSE(j.SetCapacity(nsString::size_type(-1)/4 + 1, fallible));
EXPECT_TRUE(j.SetCapacity(0, fallible));
EXPECT_TRUE(k.SetCapacity(nsString::size_type(-1)/8 - 1000, fallible));
EXPECT_TRUE(k.SetCapacity(nsString::size_type(-1)/4 - 1001, fallible));
EXPECT_TRUE(k.SetCapacity(nsString::size_type(-1)/4 - 998, fallible));
EXPECT_FALSE(k.SetCapacity(nsString::size_type(-1)/4 + 1, fallible));
EXPECT_TRUE(k.SetCapacity(0, fallible));
EXPECT_TRUE(l.SetCapacity(nsString::size_type(-1)/8, fallible));
EXPECT_TRUE(l.SetCapacity(nsString::size_type(-1)/8 + 1, fallible));
EXPECT_TRUE(l.SetCapacity(nsString::size_type(-1)/8 + 2, fallible));
EXPECT_TRUE(l.SetCapacity(0, fallible));
EXPECT_TRUE(m.SetCapacity(nsString::size_type(-1)/8 + 1000, fallible));
EXPECT_TRUE(m.SetCapacity(nsString::size_type(-1)/8 + 1001, fallible));
EXPECT_TRUE(m.SetCapacity(0, fallible));
EXPECT_TRUE(n.SetCapacity(nsString::size_type(-1)/8+1, fallible));
EXPECT_FALSE(n.SetCapacity(nsString::size_type(-1)/4, fallible));
EXPECT_TRUE(n.SetCapacity(0, fallible));
EXPECT_TRUE(n.SetCapacity(0, fallible));
EXPECT_TRUE(n.SetCapacity((nsString::size_type(-1)/2 - sizeof(nsStringBuffer)) / 2 - 2, fallible));
EXPECT_TRUE(n.SetCapacity(0, fallible));
EXPECT_FALSE(n.SetCapacity((nsString::size_type(-1)/2 - sizeof(nsStringBuffer)) / 2 - 1, fallible));
EXPECT_TRUE(n.SetCapacity(0, fallible));
EXPECT_TRUE(n1.SetCapacity(0, fallible));
EXPECT_TRUE(n1.SetCapacity((nsCString::size_type(-1)/2 - sizeof(nsStringBuffer)) / 1 - 2, fallible));
EXPECT_TRUE(n1.SetCapacity(0, fallible));
EXPECT_FALSE(n1.SetCapacity((nsCString::size_type(-1)/2 - sizeof(nsStringBuffer)) / 1 - 1, fallible));
EXPECT_TRUE(n1.SetCapacity(0, fallible));
}
}
static void test_tofloat_helper(const nsString& aStr, float aExpected, bool aSuccess)
{
nsresult result;
EXPECT_EQ(aStr.ToFloat(&result), aExpected);
if (aSuccess) {
EXPECT_EQ(result, NS_OK);
} else {
EXPECT_NE(result, NS_OK);
}
}
TEST(Strings, tofloat)
{
test_tofloat_helper(NS_LITERAL_STRING("42"), 42.f, true);
test_tofloat_helper(NS_LITERAL_STRING("42.0"), 42.f, true);
test_tofloat_helper(NS_LITERAL_STRING("-42"), -42.f, true);
test_tofloat_helper(NS_LITERAL_STRING("+42"), 42, true);
test_tofloat_helper(NS_LITERAL_STRING("13.37"), 13.37f, true);
test_tofloat_helper(NS_LITERAL_STRING("1.23456789"), 1.23456789f, true);
test_tofloat_helper(NS_LITERAL_STRING("1.98765432123456"), 1.98765432123456f, true);
test_tofloat_helper(NS_LITERAL_STRING("0"), 0.f, true);
test_tofloat_helper(NS_LITERAL_STRING("1.e5"), 100000, true);
test_tofloat_helper(NS_LITERAL_STRING(""), 0.f, false);
test_tofloat_helper(NS_LITERAL_STRING("42foo"), 42.f, false);
test_tofloat_helper(NS_LITERAL_STRING("foo"), 0.f, false);
}
static void test_todouble_helper(const nsString& aStr, double aExpected, bool aSuccess)
{
nsresult result;
EXPECT_EQ(aStr.ToDouble(&result), aExpected);
if (aSuccess) {
EXPECT_EQ(result, NS_OK);
} else {
EXPECT_NE(result, NS_OK);
}
}
TEST(Strings, todouble)
{
test_todouble_helper(NS_LITERAL_STRING("42"), 42, true);
test_todouble_helper(NS_LITERAL_STRING("42.0"), 42, true);
test_todouble_helper(NS_LITERAL_STRING("-42"), -42, true);
test_todouble_helper(NS_LITERAL_STRING("+42"), 42, true);
test_todouble_helper(NS_LITERAL_STRING("13.37"), 13.37, true);
test_todouble_helper(NS_LITERAL_STRING("1.23456789"), 1.23456789, true);
test_todouble_helper(NS_LITERAL_STRING("1.98765432123456"), 1.98765432123456, true);
test_todouble_helper(NS_LITERAL_STRING("123456789.98765432123456"), 123456789.98765432123456, true);
test_todouble_helper(NS_LITERAL_STRING("0"), 0, true);
test_todouble_helper(NS_LITERAL_STRING("1.e5"), 100000, true);
test_todouble_helper(NS_LITERAL_STRING(""), 0, false);
test_todouble_helper(NS_LITERAL_STRING("42foo"), 42, false);
test_todouble_helper(NS_LITERAL_STRING("foo"), 0, false);
}
} // namespace TestStrings
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