diff options
Diffstat (limited to 'core/fxcrt/fx_basic_wstring_unittest.cpp')
| -rw-r--r-- | core/fxcrt/fx_basic_wstring_unittest.cpp | 524 |
1 files changed, 524 insertions, 0 deletions
diff --git a/core/fxcrt/fx_basic_wstring_unittest.cpp b/core/fxcrt/fx_basic_wstring_unittest.cpp new file mode 100644 index 0000000000..64d694c436 --- /dev/null +++ b/core/fxcrt/fx_basic_wstring_unittest.cpp @@ -0,0 +1,524 @@ +// Copyright 2014 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "core/include/fxcrt/fx_basic.h" +#include "testing/fx_string_testhelpers.h" +#include "testing/gtest/include/gtest/gtest.h" + +TEST(fxcrt, WideStringOperatorSubscript) { + // CFX_WideString includes the NUL terminator for non-empty strings. + CFX_WideString abc(L"abc"); + EXPECT_EQ(L'a', abc[0]); + EXPECT_EQ(L'b', abc[1]); + EXPECT_EQ(L'c', abc[2]); + EXPECT_EQ(L'\0', abc[3]); +} + +TEST(fxcrt, WideStringOperatorLT) { + CFX_WideString empty; + CFX_WideString a(L"a"); + CFX_WideString abc(L"\x0110qq"); // Comes before despite endianness. + CFX_WideString def(L"\x1001qq"); // Comes after despite endianness. + + EXPECT_FALSE(empty < empty); + EXPECT_FALSE(a < a); + EXPECT_FALSE(abc < abc); + EXPECT_FALSE(def < def); + + EXPECT_TRUE(empty < a); + EXPECT_FALSE(a < empty); + + EXPECT_TRUE(empty < abc); + EXPECT_FALSE(abc < empty); + + EXPECT_TRUE(empty < def); + EXPECT_FALSE(def < empty); + + EXPECT_TRUE(a < abc); + EXPECT_FALSE(abc < a); + + EXPECT_TRUE(a < def); + EXPECT_FALSE(def < a); + + EXPECT_TRUE(abc < def); + EXPECT_FALSE(def < abc); +} + +TEST(fxcrt, WideStringOperatorEQ) { + CFX_WideString null_string; + EXPECT_TRUE(null_string == null_string); + + CFX_WideString empty_string(L""); + EXPECT_TRUE(empty_string == empty_string); + EXPECT_TRUE(empty_string == null_string); + EXPECT_TRUE(null_string == empty_string); + + CFX_WideString deleted_string(L"hello"); + deleted_string.Delete(0, 5); + EXPECT_TRUE(deleted_string == deleted_string); + EXPECT_TRUE(deleted_string == null_string); + EXPECT_TRUE(deleted_string == empty_string); + EXPECT_TRUE(null_string == deleted_string); + EXPECT_TRUE(null_string == empty_string); + + CFX_WideString wide_string(L"hello"); + EXPECT_TRUE(wide_string == wide_string); + EXPECT_FALSE(wide_string == null_string); + EXPECT_FALSE(wide_string == empty_string); + EXPECT_FALSE(wide_string == deleted_string); + EXPECT_FALSE(null_string == wide_string); + EXPECT_FALSE(empty_string == wide_string); + EXPECT_FALSE(deleted_string == wide_string); + + CFX_WideString wide_string_same1(L"hello"); + EXPECT_TRUE(wide_string == wide_string_same1); + EXPECT_TRUE(wide_string_same1 == wide_string); + + CFX_WideString wide_string_same2(wide_string); + EXPECT_TRUE(wide_string == wide_string_same2); + EXPECT_TRUE(wide_string_same2 == wide_string); + + CFX_WideString wide_string1(L"he"); + CFX_WideString wide_string2(L"hellp"); + CFX_WideString wide_string3(L"hellod"); + EXPECT_FALSE(wide_string == wide_string1); + EXPECT_FALSE(wide_string == wide_string2); + EXPECT_FALSE(wide_string == wide_string3); + EXPECT_FALSE(wide_string1 == wide_string); + EXPECT_FALSE(wide_string2 == wide_string); + EXPECT_FALSE(wide_string3 == wide_string); + + CFX_WideStringC null_string_c; + CFX_WideStringC empty_string_c(L""); + EXPECT_TRUE(null_string == null_string_c); + EXPECT_TRUE(null_string == empty_string_c); + EXPECT_TRUE(empty_string == null_string_c); + EXPECT_TRUE(empty_string == empty_string_c); + EXPECT_TRUE(deleted_string == null_string_c); + EXPECT_TRUE(deleted_string == empty_string_c); + EXPECT_TRUE(null_string_c == null_string); + EXPECT_TRUE(empty_string_c == null_string); + EXPECT_TRUE(null_string_c == empty_string); + EXPECT_TRUE(empty_string_c == empty_string); + EXPECT_TRUE(null_string_c == deleted_string); + EXPECT_TRUE(empty_string_c == deleted_string); + + CFX_WideStringC wide_string_c_same1(L"hello"); + EXPECT_TRUE(wide_string == wide_string_c_same1); + EXPECT_TRUE(wide_string_c_same1 == wide_string); + + CFX_WideStringC wide_string_c1(L"he"); + CFX_WideStringC wide_string_c2(L"hellp"); + CFX_WideStringC wide_string_c3(L"hellod"); + EXPECT_FALSE(wide_string == wide_string_c1); + EXPECT_FALSE(wide_string == wide_string_c2); + EXPECT_FALSE(wide_string == wide_string_c3); + EXPECT_FALSE(wide_string_c1 == wide_string); + EXPECT_FALSE(wide_string_c2 == wide_string); + EXPECT_FALSE(wide_string_c3 == wide_string); + + const wchar_t* c_null_string = nullptr; + const wchar_t* c_empty_string = L""; + EXPECT_TRUE(null_string == c_null_string); + EXPECT_TRUE(null_string == c_empty_string); + EXPECT_TRUE(empty_string == c_null_string); + EXPECT_TRUE(empty_string == c_empty_string); + EXPECT_TRUE(deleted_string == c_null_string); + EXPECT_TRUE(deleted_string == c_empty_string); + EXPECT_TRUE(c_null_string == null_string); + EXPECT_TRUE(c_empty_string == null_string); + EXPECT_TRUE(c_null_string == empty_string); + EXPECT_TRUE(c_empty_string == empty_string); + EXPECT_TRUE(c_null_string == deleted_string); + EXPECT_TRUE(c_empty_string == deleted_string); + + const wchar_t* c_string_same1 = L"hello"; + EXPECT_TRUE(wide_string == c_string_same1); + EXPECT_TRUE(c_string_same1 == wide_string); + + const wchar_t* c_string1 = L"he"; + const wchar_t* c_string2 = L"hellp"; + const wchar_t* c_string3 = L"hellod"; + EXPECT_FALSE(wide_string == c_string1); + EXPECT_FALSE(wide_string == c_string2); + EXPECT_FALSE(wide_string == c_string3); + EXPECT_FALSE(c_string1 == wide_string); + EXPECT_FALSE(c_string2 == wide_string); + EXPECT_FALSE(c_string3 == wide_string); +} + +TEST(fxcrt, WideStringOperatorNE) { + CFX_WideString null_string; + EXPECT_FALSE(null_string != null_string); + + CFX_WideString empty_string(L""); + EXPECT_FALSE(empty_string != empty_string); + EXPECT_FALSE(empty_string != null_string); + EXPECT_FALSE(null_string != empty_string); + + CFX_WideString deleted_string(L"hello"); + deleted_string.Delete(0, 5); + EXPECT_FALSE(deleted_string != deleted_string); + EXPECT_FALSE(deleted_string != null_string); + EXPECT_FALSE(deleted_string != empty_string); + EXPECT_FALSE(null_string != deleted_string); + EXPECT_FALSE(null_string != empty_string); + + CFX_WideString wide_string(L"hello"); + EXPECT_FALSE(wide_string != wide_string); + EXPECT_TRUE(wide_string != null_string); + EXPECT_TRUE(wide_string != empty_string); + EXPECT_TRUE(wide_string != deleted_string); + EXPECT_TRUE(null_string != wide_string); + EXPECT_TRUE(empty_string != wide_string); + EXPECT_TRUE(deleted_string != wide_string); + + CFX_WideString wide_string_same1(L"hello"); + EXPECT_FALSE(wide_string != wide_string_same1); + EXPECT_FALSE(wide_string_same1 != wide_string); + + CFX_WideString wide_string_same2(wide_string); + EXPECT_FALSE(wide_string != wide_string_same2); + EXPECT_FALSE(wide_string_same2 != wide_string); + + CFX_WideString wide_string1(L"he"); + CFX_WideString wide_string2(L"hellp"); + CFX_WideString wide_string3(L"hellod"); + EXPECT_TRUE(wide_string != wide_string1); + EXPECT_TRUE(wide_string != wide_string2); + EXPECT_TRUE(wide_string != wide_string3); + EXPECT_TRUE(wide_string1 != wide_string); + EXPECT_TRUE(wide_string2 != wide_string); + EXPECT_TRUE(wide_string3 != wide_string); + + CFX_WideStringC null_string_c; + CFX_WideStringC empty_string_c(L""); + EXPECT_FALSE(null_string != null_string_c); + EXPECT_FALSE(null_string != empty_string_c); + EXPECT_FALSE(empty_string != null_string_c); + EXPECT_FALSE(empty_string != empty_string_c); + EXPECT_FALSE(deleted_string != null_string_c); + EXPECT_FALSE(deleted_string != empty_string_c); + EXPECT_FALSE(null_string_c != null_string); + EXPECT_FALSE(empty_string_c != null_string); + EXPECT_FALSE(null_string_c != empty_string); + EXPECT_FALSE(empty_string_c != empty_string); + + CFX_WideStringC wide_string_c_same1(L"hello"); + EXPECT_FALSE(wide_string != wide_string_c_same1); + EXPECT_FALSE(wide_string_c_same1 != wide_string); + + CFX_WideStringC wide_string_c1(L"he"); + CFX_WideStringC wide_string_c2(L"hellp"); + CFX_WideStringC wide_string_c3(L"hellod"); + EXPECT_TRUE(wide_string != wide_string_c1); + EXPECT_TRUE(wide_string != wide_string_c2); + EXPECT_TRUE(wide_string != wide_string_c3); + EXPECT_TRUE(wide_string_c1 != wide_string); + EXPECT_TRUE(wide_string_c2 != wide_string); + EXPECT_TRUE(wide_string_c3 != wide_string); + + const wchar_t* c_null_string = nullptr; + const wchar_t* c_empty_string = L""; + EXPECT_FALSE(null_string != c_null_string); + EXPECT_FALSE(null_string != c_empty_string); + EXPECT_FALSE(empty_string != c_null_string); + EXPECT_FALSE(empty_string != c_empty_string); + EXPECT_FALSE(deleted_string != c_null_string); + EXPECT_FALSE(deleted_string != c_empty_string); + EXPECT_FALSE(c_null_string != null_string); + EXPECT_FALSE(c_empty_string != null_string); + EXPECT_FALSE(c_null_string != empty_string); + EXPECT_FALSE(c_empty_string != empty_string); + EXPECT_FALSE(c_null_string != deleted_string); + EXPECT_FALSE(c_empty_string != deleted_string); + + const wchar_t* c_string_same1 = L"hello"; + EXPECT_FALSE(wide_string != c_string_same1); + EXPECT_FALSE(c_string_same1 != wide_string); + + const wchar_t* c_string1 = L"he"; + const wchar_t* c_string2 = L"hellp"; + const wchar_t* c_string3 = L"hellod"; + EXPECT_TRUE(wide_string != c_string1); + EXPECT_TRUE(wide_string != c_string2); + EXPECT_TRUE(wide_string != c_string3); + EXPECT_TRUE(c_string1 != wide_string); + EXPECT_TRUE(c_string2 != wide_string); + EXPECT_TRUE(c_string3 != wide_string); +} + +TEST(fxcrt, WideStringConcatInPlace) { + CFX_WideString fred; + fred.ConcatInPlace(4, L"FRED"); + EXPECT_EQ(L"FRED", fred); + + fred.ConcatInPlace(2, L"DY"); + EXPECT_EQ(L"FREDDY", fred); + + fred.Delete(3, 3); + EXPECT_EQ(L"FRE", fred); + + fred.ConcatInPlace(1, L"D"); + EXPECT_EQ(L"FRED", fred); + + CFX_WideString copy = fred; + fred.ConcatInPlace(2, L"DY"); + EXPECT_EQ(L"FREDDY", fred); + EXPECT_EQ(L"FRED", copy); + + // Test invalid arguments. + copy = fred; + fred.ConcatInPlace(-6, L"freddy"); + CFX_WideString not_aliased(L"xxxxxx"); + EXPECT_EQ(L"FREDDY", fred); + EXPECT_EQ(L"xxxxxx", not_aliased); +} + +TEST(fxcrt, WideStringUTF16LE_Encode) { + struct UTF16LEEncodeCase { + CFX_WideString ws; + CFX_ByteString bs; + } utf16le_encode_cases[] = { + {L"", CFX_ByteString("\0\0", 2)}, + {L"abc", CFX_ByteString("a\0b\0c\0\0\0", 8)}, + {L"abcdef", CFX_ByteString("a\0b\0c\0d\0e\0f\0\0\0", 14)}, + {L"abc\0def", CFX_ByteString("a\0b\0c\0\0\0", 8)}, + {L"\xaabb\xccdd", CFX_ByteString("\xbb\xaa\xdd\xcc\0\0", 6)}, + {L"\x3132\x6162", CFX_ByteString("\x32\x31\x62\x61\0\0", 6)}, + }; + + for (size_t i = 0; i < FX_ArraySize(utf16le_encode_cases); ++i) { + EXPECT_EQ(utf16le_encode_cases[i].bs, + utf16le_encode_cases[i].ws.UTF16LE_Encode()) + << " for case number " << i; + } +} + +TEST(fxcrt, WideStringCOperatorSubscript) { + // CFX_WideStringC includes the NUL terminator for non-empty strings. + CFX_WideStringC abc(L"abc"); + EXPECT_EQ(L'a', abc[0]); + EXPECT_EQ(L'b', abc[1]); + EXPECT_EQ(L'c', abc[2]); + EXPECT_EQ(L'\0', abc[3]); +} + +TEST(fxcrt, WideStringCOperatorLT) { + CFX_WideStringC empty; + CFX_WideStringC a(L"a"); + CFX_WideStringC abc(L"\x0110qq"); // Comes before despite endianness. + CFX_WideStringC def(L"\x1001qq"); // Comes after despite endianness. + + EXPECT_FALSE(empty < empty); + EXPECT_FALSE(a < a); + EXPECT_FALSE(abc < abc); + EXPECT_FALSE(def < def); + + EXPECT_TRUE(empty < a); + EXPECT_FALSE(a < empty); + + EXPECT_TRUE(empty < abc); + EXPECT_FALSE(abc < empty); + + EXPECT_TRUE(empty < def); + EXPECT_FALSE(def < empty); + + EXPECT_TRUE(a < abc); + EXPECT_FALSE(abc < a); + + EXPECT_TRUE(a < def); + EXPECT_FALSE(def < a); + + EXPECT_TRUE(abc < def); + EXPECT_FALSE(def < abc); +} + +TEST(fxcrt, WideStringCOperatorEQ) { + CFX_WideStringC wide_string_c(L"hello"); + EXPECT_TRUE(wide_string_c == wide_string_c); + + CFX_WideStringC wide_string_c_same1(L"hello"); + EXPECT_TRUE(wide_string_c == wide_string_c_same1); + EXPECT_TRUE(wide_string_c_same1 == wide_string_c); + + CFX_WideStringC wide_string_c_same2(wide_string_c); + EXPECT_TRUE(wide_string_c == wide_string_c_same2); + EXPECT_TRUE(wide_string_c_same2 == wide_string_c); + + CFX_WideStringC wide_string_c1(L"he"); + CFX_WideStringC wide_string_c2(L"hellp"); + CFX_WideStringC wide_string_c3(L"hellod"); + EXPECT_FALSE(wide_string_c == wide_string_c1); + EXPECT_FALSE(wide_string_c == wide_string_c2); + EXPECT_FALSE(wide_string_c == wide_string_c3); + EXPECT_FALSE(wide_string_c1 == wide_string_c); + EXPECT_FALSE(wide_string_c2 == wide_string_c); + EXPECT_FALSE(wide_string_c3 == wide_string_c); + + CFX_WideString wide_string_same1(L"hello"); + EXPECT_TRUE(wide_string_c == wide_string_same1); + EXPECT_TRUE(wide_string_same1 == wide_string_c); + + CFX_WideString wide_string1(L"he"); + CFX_WideString wide_string2(L"hellp"); + CFX_WideString wide_string3(L"hellod"); + EXPECT_FALSE(wide_string_c == wide_string1); + EXPECT_FALSE(wide_string_c == wide_string2); + EXPECT_FALSE(wide_string_c == wide_string3); + EXPECT_FALSE(wide_string1 == wide_string_c); + EXPECT_FALSE(wide_string2 == wide_string_c); + EXPECT_FALSE(wide_string3 == wide_string_c); + + const wchar_t* c_string_same1 = L"hello"; + EXPECT_TRUE(wide_string_c == c_string_same1); + EXPECT_TRUE(c_string_same1 == wide_string_c); + + const wchar_t* c_string1 = L"he"; + const wchar_t* c_string2 = L"hellp"; + const wchar_t* c_string3 = L"hellod"; + EXPECT_FALSE(wide_string_c == c_string1); + EXPECT_FALSE(wide_string_c == c_string2); + EXPECT_FALSE(wide_string_c == c_string3); + + EXPECT_FALSE(c_string1 == wide_string_c); + EXPECT_FALSE(c_string2 == wide_string_c); + EXPECT_FALSE(c_string3 == wide_string_c); +} + +TEST(fxcrt, WideStringCOperatorNE) { + CFX_WideStringC wide_string_c(L"hello"); + EXPECT_FALSE(wide_string_c != wide_string_c); + + CFX_WideStringC wide_string_c_same1(L"hello"); + EXPECT_FALSE(wide_string_c != wide_string_c_same1); + EXPECT_FALSE(wide_string_c_same1 != wide_string_c); + + CFX_WideStringC wide_string_c_same2(wide_string_c); + EXPECT_FALSE(wide_string_c != wide_string_c_same2); + EXPECT_FALSE(wide_string_c_same2 != wide_string_c); + + CFX_WideStringC wide_string_c1(L"he"); + CFX_WideStringC wide_string_c2(L"hellp"); + CFX_WideStringC wide_string_c3(L"hellod"); + EXPECT_TRUE(wide_string_c != wide_string_c1); + EXPECT_TRUE(wide_string_c != wide_string_c2); + EXPECT_TRUE(wide_string_c != wide_string_c3); + EXPECT_TRUE(wide_string_c1 != wide_string_c); + EXPECT_TRUE(wide_string_c2 != wide_string_c); + EXPECT_TRUE(wide_string_c3 != wide_string_c); + + CFX_WideString wide_string_same1(L"hello"); + EXPECT_FALSE(wide_string_c != wide_string_same1); + EXPECT_FALSE(wide_string_same1 != wide_string_c); + + CFX_WideString wide_string1(L"he"); + CFX_WideString wide_string2(L"hellp"); + CFX_WideString wide_string3(L"hellod"); + EXPECT_TRUE(wide_string_c != wide_string1); + EXPECT_TRUE(wide_string_c != wide_string2); + EXPECT_TRUE(wide_string_c != wide_string3); + EXPECT_TRUE(wide_string1 != wide_string_c); + EXPECT_TRUE(wide_string2 != wide_string_c); + EXPECT_TRUE(wide_string3 != wide_string_c); + + const wchar_t* c_string_same1 = L"hello"; + EXPECT_FALSE(wide_string_c != c_string_same1); + EXPECT_FALSE(c_string_same1 != wide_string_c); + + const wchar_t* c_string1 = L"he"; + const wchar_t* c_string2 = L"hellp"; + const wchar_t* c_string3 = L"hellod"; + EXPECT_TRUE(wide_string_c != c_string1); + EXPECT_TRUE(wide_string_c != c_string2); + EXPECT_TRUE(wide_string_c != c_string3); + + EXPECT_TRUE(c_string1 != wide_string_c); + EXPECT_TRUE(c_string2 != wide_string_c); + EXPECT_TRUE(c_string3 != wide_string_c); +} + +TEST(fxcrt, WideStringFormatWidth) { + { + CFX_WideString str; + str.Format(L"%5d", 1); + EXPECT_EQ(L" 1", str); + } + + { + CFX_WideString str; + str.Format(L"%d", 1); + EXPECT_EQ(L"1", str); + } + + { + CFX_WideString str; + str.Format(L"%*d", 5, 1); + EXPECT_EQ(L" 1", str); + } + + { + CFX_WideString str; + str.Format(L"%-1d", 1); + EXPECT_EQ(L"1", str); + } + + { + CFX_WideString str; + str.Format(L"%0d", 1); + EXPECT_EQ(L"1", str); + } + + { + CFX_WideString str; + str.Format(L"%1048576d", 1); + EXPECT_EQ(L"Bad width", str); + } +} + +TEST(fxcrt, WideStringFormatPrecision) { + { + CFX_WideString str; + str.Format(L"%.2f", 1.12345); + EXPECT_EQ(L"1.12", str); + } + + { + CFX_WideString str; + str.Format(L"%.*f", 3, 1.12345); + EXPECT_EQ(L"1.123", str); + } + + { + CFX_WideString str; + str.Format(L"%f", 1.12345); + EXPECT_EQ(L"1.123450", str); + } + + { + CFX_WideString str; + str.Format(L"%-1f", 1.12345); + EXPECT_EQ(L"1.123450", str); + } + + { + CFX_WideString str; + str.Format(L"%0f", 1.12345); + EXPECT_EQ(L"1.123450", str); + } + + { + CFX_WideString str; + str.Format(L"%.1048576f", 1.2); + EXPECT_EQ(L"Bad precision", str); + } +} + +TEST(fxcrt, EmptyWideString) { + CFX_WideString empty_str; + EXPECT_TRUE(empty_str.IsEmpty()); + EXPECT_EQ(0, empty_str.GetLength()); + const FX_WCHAR* cstr = empty_str.c_str(); + EXPECT_EQ(0, FXSYS_wcslen(cstr)); +} |