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-rw-r--r--src/test/java/org/apache/commons/lang3/text/StrBuilderAppendInsertTest.java1449
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diff --git a/src/test/java/org/apache/commons/lang3/text/StrBuilderAppendInsertTest.java b/src/test/java/org/apache/commons/lang3/text/StrBuilderAppendInsertTest.java
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index 000000000..66539ea49
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+++ b/src/test/java/org/apache/commons/lang3/text/StrBuilderAppendInsertTest.java
@@ -0,0 +1,1449 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.commons.lang3.text;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+import java.text.DecimalFormatSymbols;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Iterator;
+
+import org.apache.commons.lang3.AbstractLangTest;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Unit tests for {@link org.apache.commons.lang3.text.StrBuilder}.
+ */
+@Deprecated
+public class StrBuilderAppendInsertTest extends AbstractLangTest {
+
+ /** The system line separator. */
+ private static final String SEP = System.lineSeparator();
+
+ /** Test subclass of Object, with a toString method. */
+ private static final Object FOO = new Object() {
+ @Override
+ public String toString() {
+ return "foo";
+ }
+ };
+
+ @Test
+ public void testAppendNewLine() {
+ StrBuilder sb = new StrBuilder("---");
+ sb.appendNewLine().append("+++");
+ assertEquals("---" + SEP + "+++", sb.toString());
+
+ sb = new StrBuilder("---");
+ sb.setNewLineText("#").appendNewLine().setNewLineText(null).appendNewLine();
+ assertEquals("---#" + SEP, sb.toString());
+ }
+
+ @Test
+ public void testAppendWithNullText() {
+ final StrBuilder sb = new StrBuilder();
+ sb.setNullText("NULL");
+ assertEquals("", sb.toString());
+
+ sb.appendNull();
+ assertEquals("NULL", sb.toString());
+
+ sb.append((Object) null);
+ assertEquals("NULLNULL", sb.toString());
+
+ sb.append(FOO);
+ assertEquals("NULLNULLfoo", sb.toString());
+
+ sb.append((String) null);
+ assertEquals("NULLNULLfooNULL", sb.toString());
+
+ sb.append("");
+ assertEquals("NULLNULLfooNULL", sb.toString());
+
+ sb.append("bar");
+ assertEquals("NULLNULLfooNULLbar", sb.toString());
+
+ sb.append((StringBuffer) null);
+ assertEquals("NULLNULLfooNULLbarNULL", sb.toString());
+
+ sb.append(new StringBuffer("baz"));
+ assertEquals("NULLNULLfooNULLbarNULLbaz", sb.toString());
+ }
+
+ @Test
+ public void testAppend_Object() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendNull();
+ assertEquals("", sb.toString());
+
+ sb.append((Object) null);
+ assertEquals("", sb.toString());
+
+ sb.append(FOO);
+ assertEquals("foo", sb.toString());
+
+ sb.append((StringBuffer) null);
+ assertEquals("foo", sb.toString());
+
+ sb.append(new StringBuffer("baz"));
+ assertEquals("foobaz", sb.toString());
+
+ sb.append(new StrBuilder("yes"));
+ assertEquals("foobazyes", sb.toString());
+
+ sb.append((CharSequence) "Seq");
+ assertEquals("foobazyesSeq", sb.toString());
+
+ sb.append(new StringBuilder("bld")); // Check it supports StringBuilder
+ assertEquals("foobazyesSeqbld", sb.toString());
+ }
+
+ @Test
+ public void testAppend_StringBuilder() {
+ StrBuilder sb = new StrBuilder();
+ sb.setNullText("NULL").append((String) null);
+ assertEquals("NULL", sb.toString());
+
+ sb = new StrBuilder();
+ sb.append(new StringBuilder("foo"));
+ assertEquals("foo", sb.toString());
+
+ sb.append(new StringBuilder(""));
+ assertEquals("foo", sb.toString());
+
+ sb.append(new StringBuilder("bar"));
+ assertEquals("foobar", sb.toString());
+ }
+
+ @Test
+ public void testAppend_String() {
+ StrBuilder sb = new StrBuilder();
+ sb.setNullText("NULL").append((String) null);
+ assertEquals("NULL", sb.toString());
+
+ sb = new StrBuilder();
+ sb.append("foo");
+ assertEquals("foo", sb.toString());
+
+ sb.append("");
+ assertEquals("foo", sb.toString());
+
+ sb.append("bar");
+ assertEquals("foobar", sb.toString());
+ }
+
+ @Test
+ public void testAppend_String_int_int() {
+ StrBuilder sb = new StrBuilder();
+ sb.setNullText("NULL").append((String) null, 0, 1);
+ assertEquals("NULL", sb.toString());
+
+ sb = new StrBuilder();
+ sb.append("foo", 0, 3);
+ assertEquals("foo", sb.toString());
+
+ final StrBuilder sb1 = sb;
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append("bar", -1, 1),
+ "append(char[], -1,) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append("bar", 3, 1),
+ "append(char[], 3,) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append("bar", 1, -1),
+ "append(char[],, -1) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append("bar", 1, 3),
+ "append(char[], 1, 3) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append("bar", -1, 3),
+ "append(char[], -1, 3) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append("bar", 4, 0),
+ "append(char[], 4, 0) expected IndexOutOfBoundsException");
+
+ sb.append("bar", 3, 0);
+ assertEquals("foo", sb.toString());
+
+ sb.append("abcbardef", 3, 3);
+ assertEquals("foobar", sb.toString());
+
+ sb.append((CharSequence) "abcbardef", 4, 3);
+ assertEquals("foobarard", sb.toString());
+ }
+
+ @Test
+ public void testAppend_StringBuilder_int_int() {
+ StrBuilder sb = new StrBuilder();
+ sb.setNullText("NULL").append((String) null, 0, 1);
+ assertEquals("NULL", sb.toString());
+
+ sb = new StrBuilder();
+ sb.append(new StringBuilder("foo"), 0, 3);
+ assertEquals("foo", sb.toString());
+
+ final StrBuilder sb1 = sb;
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StringBuilder("bar"), -1, 1),
+ "append(StringBuilder, -1,) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StringBuilder("bar"), 3, 1),
+ "append(StringBuilder, 3,) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StringBuilder("bar"), 1, -1),
+ "append(StringBuilder,, -1) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StringBuilder("bar"), 1, 3),
+ "append(StringBuilder, 1, 3) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StringBuilder("bar"), -1, 3),
+ "append(StringBuilder, -1, 3) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StringBuilder("bar"), 4, 0),
+ "append(StringBuilder, 4, 0) expected IndexOutOfBoundsException");
+
+ sb.append(new StringBuilder("bar"), 3, 0);
+ assertEquals("foo", sb.toString());
+
+ sb.append(new StringBuilder("abcbardef"), 3, 3);
+ assertEquals("foobar", sb.toString());
+
+ sb.append( new StringBuilder("abcbardef"), 4, 3);
+ assertEquals("foobarard", sb.toString());
+ }
+
+ @Test
+ public void testAppend_StringBuffer() {
+ StrBuilder sb = new StrBuilder();
+ sb.setNullText("NULL").append((StringBuffer) null);
+ assertEquals("NULL", sb.toString());
+
+ sb = new StrBuilder();
+ sb.append(new StringBuffer("foo"));
+ assertEquals("foo", sb.toString());
+
+ sb.append(new StringBuffer(""));
+ assertEquals("foo", sb.toString());
+
+ sb.append(new StringBuffer("bar"));
+ assertEquals("foobar", sb.toString());
+ }
+
+ @Test
+ public void testAppend_StringBuffer_int_int() {
+ StrBuilder sb = new StrBuilder();
+ sb.setNullText("NULL").append((StringBuffer) null, 0, 1);
+ assertEquals("NULL", sb.toString());
+
+ sb = new StrBuilder();
+ sb.append(new StringBuffer("foo"), 0, 3);
+ assertEquals("foo", sb.toString());
+
+ final StrBuilder sb1 = sb;
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StringBuffer("bar"), -1, 1),
+ "append(char[], -1,) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StringBuffer("bar"), 3, 1),
+ "append(char[], 3,) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StringBuffer("bar"), 1, -1),
+ "append(char[],, -1) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StringBuffer("bar"), 1, 3),
+ "append(char[], 1, 3) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StringBuffer("bar"), -1, 3),
+ "append(char[], -1, 3) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StringBuffer("bar"), 4, 0),
+ "append(char[], 4, 0) expected IndexOutOfBoundsException");
+
+ sb.append(new StringBuffer("bar"), 3, 0);
+ assertEquals("foo", sb.toString());
+
+ sb.append(new StringBuffer("abcbardef"), 3, 3);
+ assertEquals("foobar", sb.toString());
+ }
+
+ @Test
+ public void testAppend_StrBuilder() {
+ StrBuilder sb = new StrBuilder();
+ sb.setNullText("NULL").append((StrBuilder) null);
+ assertEquals("NULL", sb.toString());
+
+ sb = new StrBuilder();
+ sb.append(new StrBuilder("foo"));
+ assertEquals("foo", sb.toString());
+
+ sb.append(new StrBuilder(""));
+ assertEquals("foo", sb.toString());
+
+ sb.append(new StrBuilder("bar"));
+ assertEquals("foobar", sb.toString());
+ }
+
+ @Test
+ public void testAppend_StrBuilder_int_int() {
+ StrBuilder sb = new StrBuilder();
+ sb.setNullText("NULL").append((StrBuilder) null, 0, 1);
+ assertEquals("NULL", sb.toString());
+
+ sb = new StrBuilder();
+ sb.append(new StrBuilder("foo"), 0, 3);
+ assertEquals("foo", sb.toString());
+
+ final StrBuilder sb1 = sb;
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StrBuilder("bar"), -1, 1),
+ "append(char[], -1,) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StrBuilder("bar"), 3, 1),
+ "append(char[], 3,) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StrBuilder("bar"), 1, -1),
+ "append(char[],, -1) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StrBuilder("bar"), 1, 3),
+ "append(char[], 1, 3) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StrBuilder("bar"), -1, 3),
+ "append(char[], -1, 3) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new StrBuilder("bar"), 4, 0),
+ "append(char[], 4, 0) expected IndexOutOfBoundsException");
+
+ sb.append(new StrBuilder("bar"), 3, 0);
+ assertEquals("foo", sb.toString());
+
+ sb.append(new StrBuilder("abcbardef"), 3, 3);
+ assertEquals("foobar", sb.toString());
+ }
+
+ @Test
+ public void testAppend_CharArray() {
+ StrBuilder sb = new StrBuilder();
+ sb.setNullText("NULL").append((char[]) null);
+ assertEquals("NULL", sb.toString());
+
+ sb = new StrBuilder();
+ sb.append(new char[0]);
+ assertEquals("", sb.toString());
+
+ sb.append(new char[]{'f', 'o', 'o'});
+ assertEquals("foo", sb.toString());
+ }
+
+ @Test
+ public void testAppend_CharArray_int_int() {
+ StrBuilder sb = new StrBuilder();
+ sb.setNullText("NULL").append((char[]) null, 0, 1);
+ assertEquals("NULL", sb.toString());
+
+ sb = new StrBuilder();
+ sb.append(new char[]{'f', 'o', 'o'}, 0, 3);
+ assertEquals("foo", sb.toString());
+
+ final StrBuilder sb1 = sb;
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new char[]{'b', 'a', 'r'}, -1, 1),
+ "append(char[], -1,) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new char[]{'b', 'a', 'r'}, 3, 1),
+ "append(char[], 3,) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new char[]{'b', 'a', 'r'}, 1, -1),
+ "append(char[],, -1) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new char[]{'b', 'a', 'r'}, 1, 3),
+ "append(char[], 1, 3) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new char[]{'b', 'a', 'r'}, -1, 3),
+ "append(char[], -1, 3) expected IndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb1.append(new char[]{'b', 'a', 'r'}, 4, 0),
+ "append(char[], 4, 0) expected IndexOutOfBoundsException");
+
+ sb.append(new char[]{'b', 'a', 'r'}, 3, 0);
+ assertEquals("foo", sb.toString());
+
+ sb.append(new char[]{'a', 'b', 'c', 'b', 'a', 'r', 'd', 'e', 'f'}, 3, 3);
+ assertEquals("foobar", sb.toString());
+ }
+
+ @Test
+ public void testAppend_Boolean() {
+ final StrBuilder sb = new StrBuilder();
+ sb.append(true);
+ assertEquals("true", sb.toString());
+
+ sb.append(false);
+ assertEquals("truefalse", sb.toString());
+
+ sb.append('!');
+ assertEquals("truefalse!", sb.toString());
+ }
+
+ @Test
+ public void testAppend_PrimitiveNumber() {
+ final StrBuilder sb = new StrBuilder();
+ sb.append(0);
+ assertEquals("0", sb.toString());
+
+ sb.append(1L);
+ assertEquals("01", sb.toString());
+
+ sb.append(2.3f);
+ assertEquals("012.3", sb.toString());
+
+ sb.append(4.5d);
+ assertEquals("012.34.5", sb.toString());
+ }
+
+ @Test
+ public void testAppendln_FormattedString() {
+ final int[] count = new int[2];
+ final StrBuilder sb = new StrBuilder() {
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public StrBuilder append(final String str) {
+ count[0]++;
+ return super.append(str);
+ }
+ @Override
+ public StrBuilder appendNewLine() {
+ count[1]++;
+ return super.appendNewLine();
+ }
+ };
+ sb.appendln("Hello %s", "Alice");
+ assertEquals("Hello Alice" + SEP, sb.toString());
+ assertEquals(2, count[0]); // appendNewLine() calls append(String)
+ assertEquals(1, count[1]);
+ }
+
+ @Test
+ public void testAppendln_Object() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendln((Object) null);
+ assertEquals("" + SEP, sb.toString());
+
+ sb.appendln(FOO);
+ assertEquals(SEP + "foo" + SEP, sb.toString());
+
+ sb.appendln(Integer.valueOf(6));
+ assertEquals(SEP + "foo" + SEP + "6" + SEP, sb.toString());
+ }
+
+ @Test
+ public void testAppendln_String() {
+ final int[] count = new int[2];
+ final StrBuilder sb = new StrBuilder() {
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public StrBuilder append(final String str) {
+ count[0]++;
+ return super.append(str);
+ }
+ @Override
+ public StrBuilder appendNewLine() {
+ count[1]++;
+ return super.appendNewLine();
+ }
+ };
+ sb.appendln("foo");
+ assertEquals("foo" + SEP, sb.toString());
+ assertEquals(2, count[0]); // appendNewLine() calls append(String)
+ assertEquals(1, count[1]);
+ }
+
+ @Test
+ public void testAppendln_String_int_int() {
+ final int[] count = new int[2];
+ final StrBuilder sb = new StrBuilder() {
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public StrBuilder append(final String str, final int startIndex, final int length) {
+ count[0]++;
+ return super.append(str, startIndex, length);
+ }
+ @Override
+ public StrBuilder appendNewLine() {
+ count[1]++;
+ return super.appendNewLine();
+ }
+ };
+ sb.appendln("foo", 0, 3);
+ assertEquals("foo" + SEP, sb.toString());
+ assertEquals(1, count[0]);
+ assertEquals(1, count[1]);
+ }
+
+ @Test
+ public void testAppendln_StringBuffer() {
+ final int[] count = new int[2];
+ final StrBuilder sb = new StrBuilder() {
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public StrBuilder append(final StringBuffer str) {
+ count[0]++;
+ return super.append(str);
+ }
+ @Override
+ public StrBuilder appendNewLine() {
+ count[1]++;
+ return super.appendNewLine();
+ }
+ };
+ sb.appendln(new StringBuffer("foo"));
+ assertEquals("foo" + SEP, sb.toString());
+ assertEquals(1, count[0]);
+ assertEquals(1, count[1]);
+ }
+
+ @Test
+ public void testAppendln_StringBuilder() {
+ final int[] count = new int[2];
+ final StrBuilder sb = new StrBuilder() {
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public StrBuilder append(final StringBuilder str) {
+ count[0]++;
+ return super.append(str);
+ }
+ @Override
+ public StrBuilder appendNewLine() {
+ count[1]++;
+ return super.appendNewLine();
+ }
+ };
+ sb.appendln(new StringBuilder("foo"));
+ assertEquals("foo" + SEP, sb.toString());
+ assertEquals(1, count[0]);
+ assertEquals(1, count[1]);
+ }
+
+ @Test
+ public void testAppendln_StringBuffer_int_int() {
+ final int[] count = new int[2];
+ final StrBuilder sb = new StrBuilder() {
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public StrBuilder append(final StringBuffer str, final int startIndex, final int length) {
+ count[0]++;
+ return super.append(str, startIndex, length);
+ }
+ @Override
+ public StrBuilder appendNewLine() {
+ count[1]++;
+ return super.appendNewLine();
+ }
+ };
+ sb.appendln(new StringBuffer("foo"), 0, 3);
+ assertEquals("foo" + SEP, sb.toString());
+ assertEquals(1, count[0]);
+ assertEquals(1, count[1]);
+ }
+
+ @Test
+ public void testAppendln_StringBuilder_int_int() {
+ final int[] count = new int[2];
+ final StrBuilder sb = new StrBuilder() {
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public StrBuilder append(final StringBuilder str, final int startIndex, final int length) {
+ count[0]++;
+ return super.append(str, startIndex, length);
+ }
+ @Override
+ public StrBuilder appendNewLine() {
+ count[1]++;
+ return super.appendNewLine();
+ }
+ };
+ sb.appendln(new StringBuilder("foo"), 0, 3);
+ assertEquals("foo" + SEP, sb.toString());
+ assertEquals(1, count[0]);
+ assertEquals(1, count[1]);
+ }
+
+ @Test
+ public void testAppendln_StrBuilder() {
+ final int[] count = new int[2];
+ final StrBuilder sb = new StrBuilder() {
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public StrBuilder append(final StrBuilder str) {
+ count[0]++;
+ return super.append(str);
+ }
+ @Override
+ public StrBuilder appendNewLine() {
+ count[1]++;
+ return super.appendNewLine();
+ }
+ };
+ sb.appendln(new StrBuilder("foo"));
+ assertEquals("foo" + SEP, sb.toString());
+ assertEquals(1, count[0]);
+ assertEquals(1, count[1]);
+ }
+
+ @Test
+ public void testAppendln_StrBuilder_int_int() {
+ final int[] count = new int[2];
+ final StrBuilder sb = new StrBuilder() {
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public StrBuilder append(final StrBuilder str, final int startIndex, final int length) {
+ count[0]++;
+ return super.append(str, startIndex, length);
+ }
+ @Override
+ public StrBuilder appendNewLine() {
+ count[1]++;
+ return super.appendNewLine();
+ }
+ };
+ sb.appendln(new StrBuilder("foo"), 0, 3);
+ assertEquals("foo" + SEP, sb.toString());
+ assertEquals(1, count[0]);
+ assertEquals(1, count[1]);
+ }
+
+ @Test
+ public void testAppendln_CharArray() {
+ final int[] count = new int[2];
+ final StrBuilder sb = new StrBuilder() {
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public StrBuilder append(final char[] str) {
+ count[0]++;
+ return super.append(str);
+ }
+ @Override
+ public StrBuilder appendNewLine() {
+ count[1]++;
+ return super.appendNewLine();
+ }
+ };
+ sb.appendln("foo".toCharArray());
+ assertEquals("foo" + SEP, sb.toString());
+ assertEquals(1, count[0]);
+ assertEquals(1, count[1]);
+ }
+
+ @Test
+ public void testAppendln_CharArray_int_int() {
+ final int[] count = new int[2];
+ final StrBuilder sb = new StrBuilder() {
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public StrBuilder append(final char[] str, final int startIndex, final int length) {
+ count[0]++;
+ return super.append(str, startIndex, length);
+ }
+ @Override
+ public StrBuilder appendNewLine() {
+ count[1]++;
+ return super.appendNewLine();
+ }
+ };
+ sb.appendln("foo".toCharArray(), 0, 3);
+ assertEquals("foo" + SEP, sb.toString());
+ assertEquals(1, count[0]);
+ assertEquals(1, count[1]);
+ }
+
+ @Test
+ public void testAppendln_Boolean() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendln(true);
+ assertEquals("true" + SEP, sb.toString());
+
+ sb.clear();
+ sb.appendln(false);
+ assertEquals("false" + SEP, sb.toString());
+ }
+
+ @Test
+ public void testAppendln_PrimitiveNumber() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendln(0);
+ assertEquals("0" + SEP, sb.toString());
+
+ sb.clear();
+ sb.appendln(1L);
+ assertEquals("1" + SEP, sb.toString());
+
+ sb.clear();
+ sb.appendln(2.3f);
+ assertEquals("2.3" + SEP, sb.toString());
+
+ sb.clear();
+ sb.appendln(4.5d);
+ assertEquals("4.5" + SEP, sb.toString());
+ }
+
+ @Test
+ public void testAppendPadding() {
+ final StrBuilder sb = new StrBuilder();
+ sb.append("foo");
+ assertEquals("foo", sb.toString());
+
+ sb.appendPadding(-1, '-');
+ assertEquals("foo", sb.toString());
+
+ sb.appendPadding(0, '-');
+ assertEquals("foo", sb.toString());
+
+ sb.appendPadding(1, '-');
+ assertEquals("foo-", sb.toString());
+
+ sb.appendPadding(16, '-');
+ assertEquals(20, sb.length());
+ // 12345678901234567890
+ assertEquals("foo-----------------", sb.toString());
+ }
+
+ @Test
+ public void testAppendFixedWidthPadLeft() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendFixedWidthPadLeft("foo", -1, '-');
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadLeft("foo", 0, '-');
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadLeft("foo", 1, '-');
+ assertEquals("o", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadLeft("foo", 2, '-');
+ assertEquals("oo", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadLeft("foo", 3, '-');
+ assertEquals("foo", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadLeft("foo", 4, '-');
+ assertEquals("-foo", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadLeft("foo", 10, '-');
+ assertEquals(10, sb.length());
+ // 1234567890
+ assertEquals("-------foo", sb.toString());
+
+ sb.clear();
+ sb.setNullText("null");
+ sb.appendFixedWidthPadLeft(null, 5, '-');
+ assertEquals("-null", sb.toString());
+ }
+
+ @Test
+ public void testAppendFixedWidthPadLeft_int() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendFixedWidthPadLeft(123, -1, '-');
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadLeft(123, 0, '-');
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadLeft(123, 1, '-');
+ assertEquals("3", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadLeft(123, 2, '-');
+ assertEquals("23", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadLeft(123, 3, '-');
+ assertEquals("123", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadLeft(123, 4, '-');
+ assertEquals("-123", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadLeft(123, 10, '-');
+ assertEquals(10, sb.length());
+ // 1234567890
+ assertEquals("-------123", sb.toString());
+ }
+
+ @Test
+ public void testAppendFixedWidthPadRight() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendFixedWidthPadRight("foo", -1, '-');
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadRight("foo", 0, '-');
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadRight("foo", 1, '-');
+ assertEquals("f", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadRight("foo", 2, '-');
+ assertEquals("fo", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadRight("foo", 3, '-');
+ assertEquals("foo", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadRight("foo", 4, '-');
+ assertEquals("foo-", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadRight("foo", 10, '-');
+ assertEquals(10, sb.length());
+ // 1234567890
+ assertEquals("foo-------", sb.toString());
+
+ sb.clear();
+ sb.setNullText("null");
+ sb.appendFixedWidthPadRight(null, 5, '-');
+ assertEquals("null-", sb.toString());
+ }
+
+ // See: https://issues.apache.org/jira/browse/LANG-299
+ @Test
+ public void testLang299() {
+ final StrBuilder sb = new StrBuilder(1);
+ sb.appendFixedWidthPadRight("foo", 1, '-');
+ assertEquals("f", sb.toString());
+ }
+
+ @Test
+ public void testAppendFixedWidthPadRight_int() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendFixedWidthPadRight(123, -1, '-');
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadRight(123, 0, '-');
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadRight(123, 1, '-');
+ assertEquals("1", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadRight(123, 2, '-');
+ assertEquals("12", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadRight(123, 3, '-');
+ assertEquals("123", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadRight(123, 4, '-');
+ assertEquals("123-", sb.toString());
+
+ sb.clear();
+ sb.appendFixedWidthPadRight(123, 10, '-');
+ assertEquals(10, sb.length());
+ // 1234567890
+ assertEquals("123-------", sb.toString());
+ }
+
+ @Test
+ public void testAppend_FormattedString() {
+ StrBuilder sb;
+
+ sb = new StrBuilder();
+ sb.append("Hi", (Object[]) null);
+ assertEquals("Hi", sb.toString());
+
+ sb = new StrBuilder();
+ sb.append("Hi", "Alice");
+ assertEquals("Hi", sb.toString());
+
+ sb = new StrBuilder();
+ sb.append("Hi %s", "Alice");
+ assertEquals("Hi Alice", sb.toString());
+
+ sb = new StrBuilder();
+ sb.append("Hi %s %,d", "Alice", 5000);
+ // group separator depends on system locale
+ final char groupingSeparator = DecimalFormatSymbols.getInstance().getGroupingSeparator();
+ final String expected = "Hi Alice 5" + groupingSeparator + "000";
+ assertEquals(expected, sb.toString());
+ }
+
+ @Test
+ public void testAppendAll_Array() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendAll((Object[]) null);
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendAll();
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendAll("foo", "bar", "baz");
+ assertEquals("foobarbaz", sb.toString());
+
+ sb.clear();
+ sb.appendAll("foo", "bar", "baz");
+ assertEquals("foobarbaz", sb.toString());
+ }
+
+ @Test
+ public void testAppendAll_Collection() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendAll((Collection<?>) null);
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendAll(Collections.EMPTY_LIST);
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendAll(Arrays.asList("foo", "bar", "baz"));
+ assertEquals("foobarbaz", sb.toString());
+ }
+
+ @Test
+ public void testAppendAll_Iterator() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendAll((Iterator<?>) null);
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendAll(Collections.EMPTY_LIST.iterator());
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendAll(Arrays.asList("foo", "bar", "baz").iterator());
+ assertEquals("foobarbaz", sb.toString());
+ }
+
+ @Test
+ public void testAppendWithSeparators_Array() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendWithSeparators((Object[]) null, ",");
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendWithSeparators(new Object[0], ",");
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendWithSeparators(new Object[]{"foo", "bar", "baz"}, ",");
+ assertEquals("foo,bar,baz", sb.toString());
+
+ sb.clear();
+ sb.appendWithSeparators(new Object[]{"foo", "bar", "baz"}, null);
+ assertEquals("foobarbaz", sb.toString());
+
+ sb.clear();
+ sb.appendWithSeparators(new Object[]{"foo", null, "baz"}, ",");
+ assertEquals("foo,,baz", sb.toString());
+ }
+
+ @Test
+ public void testAppendWithSeparators_Collection() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendWithSeparators((Collection<?>) null, ",");
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendWithSeparators(Collections.EMPTY_LIST, ",");
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendWithSeparators(Arrays.asList("foo", "bar", "baz"), ",");
+ assertEquals("foo,bar,baz", sb.toString());
+
+ sb.clear();
+ sb.appendWithSeparators(Arrays.asList("foo", "bar", "baz"), null);
+ assertEquals("foobarbaz", sb.toString());
+
+ sb.clear();
+ sb.appendWithSeparators(Arrays.asList("foo", null, "baz"), ",");
+ assertEquals("foo,,baz", sb.toString());
+ }
+
+ @Test
+ public void testAppendWithSeparators_Iterator() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendWithSeparators((Iterator<?>) null, ",");
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendWithSeparators(Collections.EMPTY_LIST.iterator(), ",");
+ assertEquals("", sb.toString());
+
+ sb.clear();
+ sb.appendWithSeparators(Arrays.asList("foo", "bar", "baz").iterator(), ",");
+ assertEquals("foo,bar,baz", sb.toString());
+
+ sb.clear();
+ sb.appendWithSeparators(Arrays.asList("foo", "bar", "baz").iterator(), null);
+ assertEquals("foobarbaz", sb.toString());
+
+ sb.clear();
+ sb.appendWithSeparators(Arrays.asList("foo", null, "baz").iterator(), ",");
+ assertEquals("foo,,baz", sb.toString());
+ }
+
+ @Test
+ public void testAppendWithSeparatorsWithNullText() {
+ final StrBuilder sb = new StrBuilder();
+ sb.setNullText("null");
+ sb.appendWithSeparators(new Object[]{"foo", null, "baz"}, ",");
+ assertEquals("foo,null,baz", sb.toString());
+
+ sb.clear();
+ sb.appendWithSeparators(Arrays.asList("foo", null, "baz"), ",");
+ assertEquals("foo,null,baz", sb.toString());
+ }
+
+ @Test
+ public void testAppendSeparator_String() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendSeparator(","); // no effect
+ assertEquals("", sb.toString());
+ sb.append("foo");
+ assertEquals("foo", sb.toString());
+ sb.appendSeparator(",");
+ assertEquals("foo,", sb.toString());
+ }
+
+ @Test
+ public void testAppendSeparator_String_String() {
+ final StrBuilder sb = new StrBuilder();
+ final String startSeparator = "order by ";
+ final String standardSeparator = ",";
+ final String foo = "foo";
+ sb.appendSeparator(null, null);
+ assertEquals("", sb.toString());
+ sb.appendSeparator(standardSeparator, null);
+ assertEquals("", sb.toString());
+ sb.appendSeparator(standardSeparator, startSeparator);
+ assertEquals(startSeparator, sb.toString());
+ sb.appendSeparator(null, null);
+ assertEquals(startSeparator, sb.toString());
+ sb.appendSeparator(null, startSeparator);
+ assertEquals(startSeparator, sb.toString());
+ sb.append(foo);
+ assertEquals(startSeparator + foo, sb.toString());
+ sb.appendSeparator(standardSeparator, startSeparator);
+ assertEquals(startSeparator + foo + standardSeparator, sb.toString());
+ }
+
+ @Test
+ public void testAppendSeparator_char() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendSeparator(','); // no effect
+ assertEquals("", sb.toString());
+ sb.append("foo");
+ assertEquals("foo", sb.toString());
+ sb.appendSeparator(',');
+ assertEquals("foo,", sb.toString());
+ }
+ @Test
+ public void testAppendSeparator_char_char() {
+ final StrBuilder sb = new StrBuilder();
+ final char startSeparator = ':';
+ final char standardSeparator = ',';
+ final String foo = "foo";
+ sb.appendSeparator(standardSeparator, startSeparator); // no effect
+ assertEquals(String.valueOf(startSeparator), sb.toString());
+ sb.append(foo);
+ assertEquals(String.valueOf(startSeparator) + foo, sb.toString());
+ sb.appendSeparator(standardSeparator, startSeparator);
+ assertEquals(String.valueOf(startSeparator) + foo + standardSeparator, sb.toString());
+ }
+
+ @Test
+ public void testAppendSeparator_String_int() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendSeparator(",", 0); // no effect
+ assertEquals("", sb.toString());
+ sb.append("foo");
+ assertEquals("foo", sb.toString());
+ sb.appendSeparator(",", 1);
+ assertEquals("foo,", sb.toString());
+
+ sb.appendSeparator(",", -1); // no effect
+ assertEquals("foo,", sb.toString());
+ }
+
+ @Test
+ public void testAppendSeparator_char_int() {
+ final StrBuilder sb = new StrBuilder();
+ sb.appendSeparator(',', 0); // no effect
+ assertEquals("", sb.toString());
+ sb.append("foo");
+ assertEquals("foo", sb.toString());
+ sb.appendSeparator(',', 1);
+ assertEquals("foo,", sb.toString());
+
+ sb.appendSeparator(',', -1); // no effect
+ assertEquals("foo,", sb.toString());
+ }
+
+ @Test
+ public void testInsert() {
+
+ final StrBuilder sb = new StrBuilder();
+ sb.append("barbaz");
+ assertEquals("barbaz", sb.toString());
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(-1, FOO),
+ "insert(-1, Object) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(7, FOO),
+ "insert(7, Object) expected StringIndexOutOfBoundsException");
+
+ sb.insert(0, (Object) null);
+ assertEquals("barbaz", sb.toString());
+
+ sb.insert(0, FOO);
+ assertEquals("foobarbaz", sb.toString());
+
+ sb.clear();
+ sb.append("barbaz");
+ assertEquals("barbaz", sb.toString());
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(-1, "foo"),
+ "insert(-1, String) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(7, "foo"),
+ "insert(7, String) expected StringIndexOutOfBoundsException");
+
+ sb.insert(0, (String) null);
+ assertEquals("barbaz", sb.toString());
+
+ sb.insert(0, "foo");
+ assertEquals("foobarbaz", sb.toString());
+
+ sb.clear();
+ sb.append("barbaz");
+ assertEquals("barbaz", sb.toString());
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(-1, new char[]{'f', 'o', 'o'}),
+ "insert(-1, char[]) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(7, new char[]{'f', 'o', 'o'}),
+ "insert(7, char[]) expected StringIndexOutOfBoundsException");
+
+ sb.insert(0, (char[]) null);
+ assertEquals("barbaz", sb.toString());
+
+ sb.insert(0, new char[0]);
+ assertEquals("barbaz", sb.toString());
+
+ sb.insert(0, new char[]{'f', 'o', 'o'});
+ assertEquals("foobarbaz", sb.toString());
+
+ sb.clear();
+ sb.append("barbaz");
+ assertEquals("barbaz", sb.toString());
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(-1, new char[]{'a', 'b', 'c', 'f', 'o', 'o', 'd', 'e', 'f'}, 3, 3),
+ "insert(-1, char[], 3, 3) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(7, new char[]{'a', 'b', 'c', 'f', 'o', 'o', 'd', 'e', 'f'}, 3, 3),
+ "insert(7, char[], 3, 3) expected StringIndexOutOfBoundsException");
+
+ sb.insert(0, null, 0, 0);
+ assertEquals("barbaz", sb.toString());
+
+ sb.insert(0, new char[0], 0, 0);
+ assertEquals("barbaz", sb.toString());
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(0, new char[]{'a', 'b', 'c', 'f', 'o', 'o', 'd', 'e', 'f'}, -1, 3),
+ "insert(0, char[], -1, 3) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(0, new char[]{'a', 'b', 'c', 'f', 'o', 'o', 'd', 'e', 'f'}, 10, 3),
+ "insert(0, char[], 10, 3) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(0, new char[]{'a', 'b', 'c', 'f', 'o', 'o', 'd', 'e', 'f'}, 0, -1),
+ "insert(0, char[], 0, -1) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(0, new char[]{'a', 'b', 'c', 'f', 'o', 'o', 'd', 'e', 'f'}, 0, 10),
+ "insert(0, char[], 0, 10) expected StringIndexOutOfBoundsException");
+
+ sb.insert(0, new char[]{'a', 'b', 'c', 'f', 'o', 'o', 'd', 'e', 'f'}, 0, 0);
+ assertEquals("barbaz", sb.toString());
+
+ sb.insert(0, new char[]{'a', 'b', 'c', 'f', 'o', 'o', 'd', 'e', 'f'}, 3, 3);
+ assertEquals("foobarbaz", sb.toString());
+
+ sb.clear();
+ sb.append("barbaz");
+ assertEquals("barbaz", sb.toString());
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(-1, true),
+ "insert(-1, boolean) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(7, true),
+ "insert(7, boolean) expected StringIndexOutOfBoundsException");
+
+ sb.insert(0, true);
+ assertEquals("truebarbaz", sb.toString());
+
+ sb.insert(0, false);
+ assertEquals("falsetruebarbaz", sb.toString());
+
+ sb.clear();
+ sb.append("barbaz");
+ assertEquals("barbaz", sb.toString());
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(-1, '!'),
+ "insert(-1, char) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(7, '!'),
+ "insert(7, char) expected StringIndexOutOfBoundsException");
+
+ sb.insert(0, '!');
+ assertEquals("!barbaz", sb.toString());
+
+ sb.clear();
+ sb.append("barbaz");
+ assertEquals("barbaz", sb.toString());
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(-1, 0),
+ "insert(-1, int) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(7, 0),
+ "insert(7, int) expected StringIndexOutOfBoundsException");
+
+ sb.insert(0, '0');
+ assertEquals("0barbaz", sb.toString());
+
+ sb.clear();
+ sb.append("barbaz");
+ assertEquals("barbaz", sb.toString());
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(-1, 1L),
+ "insert(-1, long) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(7, 1L),
+ "insert(7, long) expected StringIndexOutOfBoundsException");
+
+ sb.insert(0, 1L);
+ assertEquals("1barbaz", sb.toString());
+
+ sb.clear();
+ sb.append("barbaz");
+ assertEquals("barbaz", sb.toString());
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(-1, 2.3F),
+ "insert(-1, float) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(7, 2.3F),
+ "insert(7, float) expected StringIndexOutOfBoundsException");
+
+ sb.insert(0, 2.3F);
+ assertEquals("2.3barbaz", sb.toString());
+
+ sb.clear();
+ sb.append("barbaz");
+ assertEquals("barbaz", sb.toString());
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(-1, 4.5D),
+ "insert(-1, double) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(7, 4.5D),
+ "insert(7, double) expected StringIndexOutOfBoundsException");
+
+ sb.insert(0, 4.5D);
+ assertEquals("4.5barbaz", sb.toString());
+ }
+
+ @Test
+ public void testInsertWithNullText() {
+ final StrBuilder sb = new StrBuilder();
+ sb.setNullText("null");
+ sb.append("barbaz");
+ assertEquals("barbaz", sb.toString());
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(-1, FOO),
+ "insert(-1, Object) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(7, FOO),
+ "insert(7, Object) expected StringIndexOutOfBoundsException");
+
+ sb.insert(0, (Object) null);
+ assertEquals("nullbarbaz", sb.toString());
+
+ sb.insert(0, FOO);
+ assertEquals("foonullbarbaz", sb.toString());
+
+ sb.clear();
+ sb.append("barbaz");
+ assertEquals("barbaz", sb.toString());
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(-1, "foo"),
+ "insert(-1, String) expected StringIndexOutOfBoundsException");
+
+ assertThrows(
+ IndexOutOfBoundsException.class,
+ () -> sb.insert(7, "foo"),
+ "insert(7, String) expected StringIndexOutOfBoundsException");
+
+ sb.insert(0, (String) null);
+ assertEquals("nullbarbaz", sb.toString());
+
+ sb.insert(0, "foo");
+ assertEquals("foonullbarbaz", sb.toString());
+
+ sb.insert(0, (char[]) null);
+ assertEquals("nullfoonullbarbaz", sb.toString());
+
+ sb.insert(0, null, 0, 0);
+ assertEquals("nullnullfoonullbarbaz", sb.toString());
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-26 05:40:38 +0000