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authorLei Zhang <thestig@chromium.org>2017-11-06 19:00:21 +0000
committerChromium commit bot <commit-bot@chromium.org>2017-11-06 19:00:21 +0000
commitd7a3f981fdc6bf9aef306854505638db7b4b51c7 (patch)
treebb83ad096cf3618b864e93f4cbb07632a9510368 /core/fxcrt/widestring_unittest.cpp
parentac7ce6ec217ba7b4753f4cf2ed80c921d8ea6898 (diff)
downloadpdfium-d7a3f981fdc6bf9aef306854505638db7b4b51c7.tar.xz
Improve ByteString{View}::operator<().
Make it possible to compare: 1) const char* < ByteStringView 2) ByteString < const char* 3) ByteString < ByteStringView 4) const char* < ByteString Do the same for WideString{View}. With new unit test cases. Change-Id: I31da526b1ab78b8d51ec1c99bf29046fe13754d5 Reviewed-on: https://pdfium-review.googlesource.com/17872 Commit-Queue: Lei Zhang <thestig@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
Diffstat (limited to 'core/fxcrt/widestring_unittest.cpp')
-rw-r--r--core/fxcrt/widestring_unittest.cpp95
1 files changed, 95 insertions, 0 deletions
diff --git a/core/fxcrt/widestring_unittest.cpp b/core/fxcrt/widestring_unittest.cpp
index 681fb472a2..42819b3349 100644
--- a/core/fxcrt/widestring_unittest.cpp
+++ b/core/fxcrt/widestring_unittest.cpp
@@ -54,29 +54,94 @@ TEST(WideString, OperatorLT) {
WideString a(L"a");
WideString abc(L"\x0110qq"); // Comes before despite endianness.
WideString def(L"\x1001qq"); // Comes after despite endianness.
+ WideStringView v_empty;
+ WideStringView v_a(L"a");
+ WideStringView v_abc(L"\x0110qq");
+ WideStringView v_def(L"\x1001qq");
+ const wchar_t* const c_null = nullptr;
+ const wchar_t* const c_empty = L"";
+ const wchar_t* const c_a = L"a";
+ const wchar_t* const c_abc = L"\x0110qq";
+ const wchar_t* const c_def = L"\x1001qq";
EXPECT_FALSE(empty < empty);
EXPECT_FALSE(a < a);
EXPECT_FALSE(abc < abc);
EXPECT_FALSE(def < def);
+ EXPECT_FALSE(c_null < empty);
+ EXPECT_FALSE(c_empty < empty);
+ EXPECT_FALSE(c_a < a);
+ EXPECT_FALSE(c_abc < abc);
+ EXPECT_FALSE(c_def < def);
+ EXPECT_FALSE(empty < c_null);
+ EXPECT_FALSE(empty < c_empty);
+ EXPECT_FALSE(a < c_a);
+ EXPECT_FALSE(abc < c_abc);
+ EXPECT_FALSE(def < c_def);
+ EXPECT_FALSE(empty < v_empty);
+ EXPECT_FALSE(a < v_a);
+ EXPECT_FALSE(abc < v_abc);
+ EXPECT_FALSE(def < v_def);
EXPECT_TRUE(empty < a);
EXPECT_FALSE(a < empty);
+ EXPECT_TRUE(c_null < a);
+ EXPECT_TRUE(c_empty < a);
+ EXPECT_FALSE(c_a < empty);
+ EXPECT_TRUE(empty < c_a);
+ EXPECT_FALSE(a < c_null);
+ EXPECT_FALSE(a < c_empty);
+ EXPECT_TRUE(empty < v_a);
+ EXPECT_FALSE(a < v_empty);
EXPECT_TRUE(empty < abc);
EXPECT_FALSE(abc < empty);
+ EXPECT_TRUE(c_null < abc);
+ EXPECT_TRUE(c_empty < abc);
+ EXPECT_FALSE(c_abc < empty);
+ EXPECT_TRUE(empty < c_abc);
+ EXPECT_FALSE(abc < c_null);
+ EXPECT_FALSE(abc < c_empty);
+ EXPECT_TRUE(empty < v_abc);
+ EXPECT_FALSE(abc < v_empty);
EXPECT_TRUE(empty < def);
EXPECT_FALSE(def < empty);
+ EXPECT_TRUE(c_null < def);
+ EXPECT_TRUE(c_empty < def);
+ EXPECT_FALSE(c_def < empty);
+ EXPECT_TRUE(empty < c_def);
+ EXPECT_FALSE(def < c_null);
+ EXPECT_FALSE(def < c_empty);
+ EXPECT_TRUE(empty < v_def);
+ EXPECT_FALSE(def < v_empty);
EXPECT_TRUE(a < abc);
EXPECT_FALSE(abc < a);
+ EXPECT_TRUE(c_a < abc);
+ EXPECT_FALSE(c_abc < a);
+ EXPECT_TRUE(a < c_abc);
+ EXPECT_FALSE(abc < c_a);
+ EXPECT_TRUE(a < v_abc);
+ EXPECT_FALSE(abc < v_a);
EXPECT_TRUE(a < def);
EXPECT_FALSE(def < a);
+ EXPECT_TRUE(c_a < def);
+ EXPECT_FALSE(c_def < a);
+ EXPECT_TRUE(a < c_def);
+ EXPECT_FALSE(def < c_a);
+ EXPECT_TRUE(a < v_def);
+ EXPECT_FALSE(def < v_a);
EXPECT_TRUE(abc < def);
EXPECT_FALSE(def < abc);
+ EXPECT_TRUE(c_abc < def);
+ EXPECT_FALSE(c_def < abc);
+ EXPECT_TRUE(abc < c_def);
+ EXPECT_FALSE(def < c_abc);
+ EXPECT_TRUE(abc < v_def);
+ EXPECT_FALSE(def < v_abc);
}
TEST(WideString, OperatorEQ) {
@@ -879,29 +944,59 @@ TEST(WideStringView, OperatorLT) {
WideStringView a(L"a");
WideStringView abc(L"\x0110qq"); // Comes InsertAtFront despite endianness.
WideStringView def(L"\x1001qq"); // Comes InsertAtBack despite endianness.
+ const wchar_t* const c_null = nullptr;
+ const wchar_t* const c_empty = L"";
+ const wchar_t* const c_a = L"a";
+ const wchar_t* const c_abc = L"\x0110qq";
+ const wchar_t* const c_def = L"\x1001qq";
EXPECT_FALSE(empty < empty);
EXPECT_FALSE(a < a);
EXPECT_FALSE(abc < abc);
EXPECT_FALSE(def < def);
+ EXPECT_FALSE(c_null < empty);
+ EXPECT_FALSE(c_empty < empty);
+ EXPECT_FALSE(c_a < a);
+ EXPECT_FALSE(c_abc < abc);
+ EXPECT_FALSE(c_def < def);
+ EXPECT_FALSE(empty < c_null);
+ EXPECT_FALSE(empty < c_empty);
+ EXPECT_FALSE(a < c_a);
+ EXPECT_FALSE(abc < c_abc);
+ EXPECT_FALSE(def < c_def);
EXPECT_TRUE(empty < a);
EXPECT_FALSE(a < empty);
+ EXPECT_TRUE(empty < c_a);
+ EXPECT_FALSE(a < c_null);
+ EXPECT_FALSE(a < c_empty);
EXPECT_TRUE(empty < abc);
EXPECT_FALSE(abc < empty);
+ EXPECT_TRUE(empty < c_abc);
+ EXPECT_FALSE(abc < c_null);
+ EXPECT_FALSE(abc < c_empty);
EXPECT_TRUE(empty < def);
EXPECT_FALSE(def < empty);
+ EXPECT_TRUE(empty < c_def);
+ EXPECT_FALSE(def < c_null);
+ EXPECT_FALSE(def < c_empty);
EXPECT_TRUE(a < abc);
EXPECT_FALSE(abc < a);
+ EXPECT_TRUE(a < c_abc);
+ EXPECT_FALSE(abc < c_a);
EXPECT_TRUE(a < def);
EXPECT_FALSE(def < a);
+ EXPECT_TRUE(a < c_def);
+ EXPECT_FALSE(def < c_a);
EXPECT_TRUE(abc < def);
EXPECT_FALSE(def < abc);
+ EXPECT_TRUE(abc < c_def);
+ EXPECT_FALSE(def < c_abc);
}
TEST(WideStringView, OperatorEQ) {