Zig 0.17.0-dev (Split by item)

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testUtf8ViewOk

unicode.testUtf8ViewOk

fn testUtf8ViewOk() !void

File

lib/std/unicode.zig:633

Code

fn testUtf8ViewOk() !void {
    const s = Utf8View.initComptime("東京市");

    var it1 = s.iterator();
    try testing.expect(mem.eql(u8, "東", it1.nextCodepointSlice().?));
    try testing.expect(mem.eql(u8, "京", it1.nextCodepointSlice().?));
    try testing.expect(mem.eql(u8, "市", it1.nextCodepointSlice().?));
    try testing.expect(it1.nextCodepointSlice() == null);

    var it2 = s.iterator();
    try testing.expect(it2.nextCodepoint().? == 0x6771);
    try testing.expect(it2.nextCodepoint().? == 0x4eac);
    try testing.expect(it2.nextCodepoint().? == 0x5e02);
    try testing.expect(it2.nextCodepoint() == null);
}