28   Utf8Iterator iter("hello");  in TEST()  local
30   ASSERT_TRUE(iter.HasNext());  in TEST()
31   EXPECT_THAT(iter.Next(), Eq(U'h'));  in TEST()
33   ASSERT_TRUE(iter.HasNext());  in TEST()
34   EXPECT_THAT(iter.Next(), Eq(U'e'));  in TEST()
36   ASSERT_TRUE(iter.HasNext());  in TEST()
37   EXPECT_THAT(iter.Next(), Eq(U'l'));  in TEST()
39   ASSERT_TRUE(iter.HasNext());  in TEST()
40   EXPECT_THAT(iter.Next(), Eq(U'l'));  in TEST()
42   ASSERT_TRUE(iter.HasNext());  in TEST()
43   EXPECT_THAT(iter.Next(), Eq(U'o'));  in TEST()
45   EXPECT_FALSE(iter.HasNext());  in TEST()
49   Utf8Iterator iter("Hi there 華勵蓮��");  in TEST()  local
50   iter.Skip(9);  in TEST()
52   ASSERT_TRUE(iter.HasNext());  in TEST()
53   EXPECT_THAT(iter.Next(), Eq(U'華'));  in TEST()
55   ASSERT_TRUE(iter.HasNext());  in TEST()
56   EXPECT_THAT(iter.Next(), Eq(U'勵'));  in TEST()
58   ASSERT_TRUE(iter.HasNext());  in TEST()
59   EXPECT_THAT(iter.Next(), Eq(U'蓮'));  in TEST()
61   ASSERT_TRUE(iter.HasNext());  in TEST()
62   EXPECT_THAT(iter.Next(), Eq(U'��'));  in TEST()
64   EXPECT_FALSE(iter.HasNext());  in TEST()
69   Utf8Iterator iter(expected);  in TEST()  local
72   EXPECT_THAT(iter.Position(), Eq(0u));  in TEST()
75   ASSERT_TRUE(iter.HasNext());  in TEST()
76   iter.Next();  in TEST()
77   EXPECT_THAT(iter.Position(), Eq(1u));  in TEST()
80   ASSERT_TRUE(iter.HasNext());  in TEST()
81   iter.Next();  in TEST()
82   EXPECT_THAT(iter.Position(), Eq(2u));  in TEST()
85   ASSERT_TRUE(iter.HasNext());  in TEST()
86   iter.Next();  in TEST()
87   EXPECT_THAT(iter.Position(), Eq(6u));  in TEST()
90   EXPECT_FALSE(iter.HasNext());  in TEST()
91   EXPECT_THAT(iter.Position(), Eq(expected.size()));  in TEST()