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-rw-r--r--core/src/fxcrt/fx_basic_wstring_unittest.cpp40
1 files changed, 40 insertions, 0 deletions
diff --git a/core/src/fxcrt/fx_basic_wstring_unittest.cpp b/core/src/fxcrt/fx_basic_wstring_unittest.cpp
index 9575dfd786..084410ad19 100644
--- a/core/src/fxcrt/fx_basic_wstring_unittest.cpp
+++ b/core/src/fxcrt/fx_basic_wstring_unittest.cpp
@@ -66,3 +66,43 @@ TEST(fxcrt, WideStringUTF16LE_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);
+}
+