202 TEST(CharInfoTest, isLetter) {  in TEST()  argument
203   EXPECT_FALSE(isLetter('0'));  in TEST()
204   EXPECT_FALSE(isLetter('9'));  in TEST()
206   EXPECT_TRUE(isLetter('a'));  in TEST()
207   EXPECT_TRUE(isLetter('A'));  in TEST()
209   EXPECT_TRUE(isLetter('z'));  in TEST()
210   EXPECT_TRUE(isLetter('Z'));  in TEST()
212   EXPECT_FALSE(isLetter('.'));  in TEST()
213   EXPECT_FALSE(isLetter('_'));  in TEST()
215   EXPECT_FALSE(isLetter('/'));  in TEST()
216   EXPECT_FALSE(isLetter('('));  in TEST()
217   EXPECT_FALSE(isLetter('\0'));  in TEST()
219   EXPECT_FALSE(isLetter('\x80'));  in TEST()
220   EXPECT_FALSE(isLetter('\xc2'));  in TEST()
221   EXPECT_FALSE(isLetter('\xff'));  in TEST()