Added Duytschen

gdxapp4d-lib-bassboonyd/src/test/java/love/distributedrebirth/bassboon/jpp/lang/StringUnicodeTest.java

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+package love.distributedrebirth.bassboon.jpp.lang;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import love.distributedrebirth.bassboon.clazz.BãßBȍőnAuthor注;
+
+@BãßBȍőnAuthor注(name = "للَّٰهِilLצسُو", copyright = "©Δ∞ 仙上主天")
+public class StringUnicodeTest {
+	
+	// 8 icon glyphs, 29 word chars, 15 unicode points (and 58 bytes) and one length method
+	String test = "𑀳𑁂𑀮𑀺𑀉𑁄𑀤𑁄𑀭𑁂𑀡 𑀪𑀸𑀕";
+	// Can we have this in top down china version too ?
+	String count = "﷽";
+	String china1 = "仙";
+	String china2 = "上";
+	String china3 = "主";
+	String china4 = "天";
+	String china = china1 + china2 + china3 + china4;
+	
+	@Test
+	public void testCountChina() {
+		Assertions.assertEquals(4, china.length());
+		Assertions.assertEquals(4, StringUnicode.REAL.lengthCodePoints(china));
+	}
+	
+	@Test
+	public void testCountOne() {
+		Assertions.assertEquals(1, count.length());
+		Assertions.assertEquals(1, StringUnicode.REAL.lengthCodePoints(count));
+	}
+	
+	@Test
+	public void testStringLength() {
+		Assertions.assertNotEquals(StringUnicode.REAL.lengthCodePoints(test), test.length());
+	}
+	
+	@Test
+	public void testStringChars() {
+		Assertions.assertEquals(StringUnicode.REAL.lengthChars(test), test.length());
+	}
+	
+	@Test
+	public void testStringCodePointCount() {
+		Assertions.assertEquals(StringUnicode.REAL.lengthCodePoints(test), StringUnicode.REAL.codePointCount(test));
+	}
+	
+	@Test
+	public void testStringLoopInt() {
+		StringBuilder buf = new StringBuilder();
+		for (int i=0;i<StringUnicode.REAL.lengthCodePoints(test);i++) {
+			int codePoint = StringUnicode.REAL.codePointAt(test, i);
+			buf.appendCodePoint(codePoint);
+		}
+		Assertions.assertEquals(test, buf.toString());
+	}
+	
+	@Test
+	public void testStringLoopFail() {
+		StringBuilder buf = new StringBuilder();
+		for (int i=0;i<test.length();i++) {
+			int v = test.codePointAt(i); // java docs are lying
+			buf.appendCodePoint(v);
+		}
+		Assertions.assertNotEquals(test, buf.toString());
+	}
+	
+	@Test
+	public void testStringLoopChar() {
+		StringBuilder buf = new StringBuilder();
+		for (int i=0;i<test.length();i++) { // java docs are lying
+			char v = test.charAt(i);
+			buf.append(v);
+		}
+		Assertions.assertEquals(test, buf.toString());
+	}
+}