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Simplify assertions by using assertNull instead of assertEquals(null, ...) 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@1558507 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Benedikt Ritter 2014-01-15 18:50:11 +00:00
parent 1f9493cd56
commit be963fc089
1 changed files with 62 additions and 62 deletions
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124
src/test/java/org/apache/commons/lang3/StringUtilsTest.java
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@ -455,7 +455,7 @@ public class StringUtilsTest {
@Test @Test
public void testSplit_String() { public void testSplit_String() {
assertArrayEquals(null, StringUtils.split(null)); assertNull(StringUtils.split(null));
assertEquals(0, StringUtils.split("").length); assertEquals(0, StringUtils.split("").length);
String str = "a b .c"; String str = "a b .c";
@ -479,7 +479,7 @@ public class StringUtilsTest {
@Test @Test
public void testSplit_StringChar() { public void testSplit_StringChar() {
assertArrayEquals(null, StringUtils.split(null, '.')); assertNull(StringUtils.split(null, '.'));
assertEquals(0, StringUtils.split("", '.').length); assertEquals(0, StringUtils.split("", '.').length);
String str = "a.b.. c"; String str = "a.b.. c";
@ -504,8 +504,8 @@ public class StringUtilsTest {
@Test @Test
public void testSplit_StringString_StringStringInt() { public void testSplit_StringString_StringStringInt() {
assertArrayEquals(null, StringUtils.split(null, ".")); assertNull(StringUtils.split(null, "."));
assertArrayEquals(null, StringUtils.split(null, ".", 3)); assertNull(StringUtils.split(null, ".", 3));
assertEquals(0, StringUtils.split("", ".").length); assertEquals(0, StringUtils.split("", ".").length);
assertEquals(0, StringUtils.split("", ".", 3).length); assertEquals(0, StringUtils.split("", ".", 3).length);
@ -684,7 +684,7 @@ public class StringUtilsTest {
@Test @Test
public void testSplitPreserveAllTokens_String() { public void testSplitPreserveAllTokens_String() {
assertArrayEquals(null, StringUtils.splitPreserveAllTokens(null)); assertNull(StringUtils.splitPreserveAllTokens(null));
assertEquals(0, StringUtils.splitPreserveAllTokens("").length); assertEquals(0, StringUtils.splitPreserveAllTokens("").length);
String str = "abc def"; String str = "abc def";
@ -760,7 +760,7 @@ public class StringUtilsTest {
@Test @Test
public void testSplitPreserveAllTokens_StringChar() { public void testSplitPreserveAllTokens_StringChar() {
assertArrayEquals(null, StringUtils.splitPreserveAllTokens(null, '.')); assertNull(StringUtils.splitPreserveAllTokens(null, '.'));
assertEquals(0, StringUtils.splitPreserveAllTokens("", '.').length); assertEquals(0, StringUtils.splitPreserveAllTokens("", '.').length);
String str = "a.b. c"; String str = "a.b. c";
@ -872,8 +872,8 @@ public class StringUtilsTest {
@Test @Test
public void testSplitPreserveAllTokens_StringString_StringStringInt() { public void testSplitPreserveAllTokens_StringString_StringStringInt() {
assertArrayEquals(null, StringUtils.splitPreserveAllTokens(null, ".")); assertNull(StringUtils.splitPreserveAllTokens(null, "."));
assertArrayEquals(null, StringUtils.splitPreserveAllTokens(null, ".", 3)); assertNull(StringUtils.splitPreserveAllTokens(null, ".", 3));
assertEquals(0, StringUtils.splitPreserveAllTokens("", ".").length); assertEquals(0, StringUtils.splitPreserveAllTokens("", ".").length);
assertEquals(0, StringUtils.splitPreserveAllTokens("", ".", 3).length); assertEquals(0, StringUtils.splitPreserveAllTokens("", ".", 3).length);
@ -1101,7 +1101,7 @@ public class StringUtilsTest {
@Test @Test
public void testDeleteWhitespace_String() { public void testDeleteWhitespace_String() {
assertEquals(null, StringUtils.deleteWhitespace(null)); assertNull(StringUtils.deleteWhitespace(null));
assertEquals("", StringUtils.deleteWhitespace("")); assertEquals("", StringUtils.deleteWhitespace(""));
assertEquals("", StringUtils.deleteWhitespace(" \u000C \t\t\u001F\n\n \u000B ")); assertEquals("", StringUtils.deleteWhitespace(" \u000C \t\t\u001F\n\n \u000B "));
assertEquals("", StringUtils.deleteWhitespace(StringUtilsTest.WHITESPACE)); assertEquals("", StringUtils.deleteWhitespace(StringUtilsTest.WHITESPACE));
@ -1121,10 +1121,10 @@ public class StringUtilsTest {
@Test @Test
public void testReplace_StringStringString() { public void testReplace_StringStringString() {
assertEquals(null, StringUtils.replace(null, null, null)); assertNull(StringUtils.replace(null, null, null));
assertEquals(null, StringUtils.replace(null, null, "any")); assertNull(StringUtils.replace(null, null, "any"));
assertEquals(null, StringUtils.replace(null, "any", null)); assertNull(StringUtils.replace(null, "any", null));
assertEquals(null, StringUtils.replace(null, "any", "any")); assertNull(StringUtils.replace(null, "any", "any"));
assertEquals("", StringUtils.replace("", null, null)); assertEquals("", StringUtils.replace("", null, null));
assertEquals("", StringUtils.replace("", null, "any")); assertEquals("", StringUtils.replace("", null, "any"));
@ -1153,10 +1153,10 @@ public class StringUtilsTest {
@Test @Test
public void testReplace_StringStringStringInt() { public void testReplace_StringStringStringInt() {
assertEquals(null, StringUtils.replace(null, null, null, 2)); assertNull(StringUtils.replace(null, null, null, 2));
assertEquals(null, StringUtils.replace(null, null, "any", 2)); assertNull(StringUtils.replace(null, null, "any", 2));
assertEquals(null, StringUtils.replace(null, "any", null, 2)); assertNull(StringUtils.replace(null, "any", null, 2));
assertEquals(null, StringUtils.replace(null, "any", "any", 2)); assertNull(StringUtils.replace(null, "any", "any", 2));
assertEquals("", StringUtils.replace("", null, null, 2)); assertEquals("", StringUtils.replace("", null, null, 2));
assertEquals("", StringUtils.replace("", null, "any", 2)); assertEquals("", StringUtils.replace("", null, "any", 2));
@ -1179,10 +1179,10 @@ public class StringUtilsTest {
@Test @Test
public void testReplaceOnce_StringStringString() { public void testReplaceOnce_StringStringString() {
assertEquals(null, StringUtils.replaceOnce(null, null, null)); assertNull(StringUtils.replaceOnce(null, null, null));
assertEquals(null, StringUtils.replaceOnce(null, null, "any")); assertNull(StringUtils.replaceOnce(null, null, "any"));
assertEquals(null, StringUtils.replaceOnce(null, "any", null)); assertNull(StringUtils.replaceOnce(null, "any", null));
assertEquals(null, StringUtils.replaceOnce(null, "any", "any")); assertNull(StringUtils.replaceOnce(null, "any", "any"));
assertEquals("", StringUtils.replaceOnce("", null, null)); assertEquals("", StringUtils.replaceOnce("", null, null));
assertEquals("", StringUtils.replaceOnce("", null, "any")); assertEquals("", StringUtils.replaceOnce("", null, "any"));
@ -1260,7 +1260,7 @@ public class StringUtilsTest {
@Test @Test
public void testReplaceChars_StringCharChar() { public void testReplaceChars_StringCharChar() {
assertEquals(null, StringUtils.replaceChars(null, 'b', 'z')); assertNull(StringUtils.replaceChars(null, 'b', 'z'));
assertEquals("", StringUtils.replaceChars("", 'b', 'z')); assertEquals("", StringUtils.replaceChars("", 'b', 'z'));
assertEquals("azcza", StringUtils.replaceChars("abcba", 'b', 'z')); assertEquals("azcza", StringUtils.replaceChars("abcba", 'b', 'z'));
assertEquals("abcba", StringUtils.replaceChars("abcba", 'x', 'z')); assertEquals("abcba", StringUtils.replaceChars("abcba", 'x', 'z'));
@ -1268,11 +1268,11 @@ public class StringUtilsTest {
@Test @Test
public void testReplaceChars_StringStringString() { public void testReplaceChars_StringStringString() {
assertEquals(null, StringUtils.replaceChars(null, null, null)); assertNull(StringUtils.replaceChars(null, null, null));
assertEquals(null, StringUtils.replaceChars(null, "", null)); assertNull(StringUtils.replaceChars(null, "", null));
assertEquals(null, StringUtils.replaceChars(null, "a", null)); assertNull(StringUtils.replaceChars(null, "a", null));
assertEquals(null, StringUtils.replaceChars(null, null, "")); assertNull(StringUtils.replaceChars(null, null, ""));
assertEquals(null, StringUtils.replaceChars(null, null, "x")); assertNull(StringUtils.replaceChars(null, null, "x"));
assertEquals("", StringUtils.replaceChars("", null, null)); assertEquals("", StringUtils.replaceChars("", null, null));
assertEquals("", StringUtils.replaceChars("", "", null)); assertEquals("", StringUtils.replaceChars("", "", null));
@ -1314,8 +1314,8 @@ public class StringUtilsTest {
@Test @Test
public void testOverlay_StringStringIntInt() { public void testOverlay_StringStringIntInt() {
assertEquals(null, StringUtils.overlay(null, null, 2, 4)); assertNull(StringUtils.overlay(null, null, 2, 4));
assertEquals(null, StringUtils.overlay(null, null, -2, -4)); assertNull(StringUtils.overlay(null, null, -2, -4));
assertEquals("", StringUtils.overlay("", null, 0, 0)); assertEquals("", StringUtils.overlay("", null, 0, 0));
assertEquals("", StringUtils.overlay("", "", 0, 0)); assertEquals("", StringUtils.overlay("", "", 0, 0));
@ -1342,7 +1342,7 @@ public class StringUtilsTest {
@Test @Test
public void testRepeat_StringInt() { public void testRepeat_StringInt() {
assertEquals(null, StringUtils.repeat(null, 2)); assertNull(StringUtils.repeat(null, 2));
assertEquals("", StringUtils.repeat("ab", 0)); assertEquals("", StringUtils.repeat("ab", 0));
assertEquals("", StringUtils.repeat("", 3)); assertEquals("", StringUtils.repeat("", 3));
assertEquals("aaa", StringUtils.repeat("a", 3)); assertEquals("aaa", StringUtils.repeat("a", 3));
@ -1355,8 +1355,8 @@ public class StringUtilsTest {
@Test @Test
public void testRepeat_StringStringInt() { public void testRepeat_StringStringInt() {
assertEquals(null, StringUtils.repeat(null, null, 2)); assertNull(StringUtils.repeat(null, null, 2));
assertEquals(null, StringUtils.repeat(null, "x", 2)); assertNull(StringUtils.repeat(null, "x", 2));
assertEquals("", StringUtils.repeat("", null, 2)); assertEquals("", StringUtils.repeat("", null, 2));
assertEquals("", StringUtils.repeat("ab", "", 0)); assertEquals("", StringUtils.repeat("ab", "", 0));
@ -1453,7 +1453,7 @@ public class StringUtilsTest {
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
@Test @Test
public void testRightPad_StringInt() { public void testRightPad_StringInt() {
assertEquals(null, StringUtils.rightPad(null, 5)); assertNull(StringUtils.rightPad(null, 5));
assertEquals(" ", StringUtils.rightPad("", 5)); assertEquals(" ", StringUtils.rightPad("", 5));
assertEquals("abc ", StringUtils.rightPad("abc", 5)); assertEquals("abc ", StringUtils.rightPad("abc", 5));
assertEquals("abc", StringUtils.rightPad("abc", 2)); assertEquals("abc", StringUtils.rightPad("abc", 2));
@ -1462,7 +1462,7 @@ public class StringUtilsTest {
@Test @Test
public void testRightPad_StringIntChar() { public void testRightPad_StringIntChar() {
assertEquals(null, StringUtils.rightPad(null, 5, ' ')); assertNull(StringUtils.rightPad(null, 5, ' '));
assertEquals(" ", StringUtils.rightPad("", 5, ' ')); assertEquals(" ", StringUtils.rightPad("", 5, ' '));
assertEquals("abc ", StringUtils.rightPad("abc", 5, ' ')); assertEquals("abc ", StringUtils.rightPad("abc", 5, ' '));
assertEquals("abc", StringUtils.rightPad("abc", 2, ' ')); assertEquals("abc", StringUtils.rightPad("abc", 2, ' '));
@ -1475,9 +1475,9 @@ public class StringUtilsTest {
@Test @Test
public void testRightPad_StringIntString() { public void testRightPad_StringIntString() {
assertEquals(null, StringUtils.rightPad(null, 5, "-+")); assertNull(StringUtils.rightPad(null, 5, "-+"));
assertEquals(" ", StringUtils.rightPad("", 5, " ")); assertEquals(" ", StringUtils.rightPad("", 5, " "));
assertEquals(null, StringUtils.rightPad(null, 8, null)); assertNull(StringUtils.rightPad(null, 8, null));
assertEquals("abc-+-+", StringUtils.rightPad("abc", 7, "-+")); assertEquals("abc-+-+", StringUtils.rightPad("abc", 7, "-+"));
assertEquals("abc-+~", StringUtils.rightPad("abc", 6, "-+~")); assertEquals("abc-+~", StringUtils.rightPad("abc", 6, "-+~"));
assertEquals("abc-+", StringUtils.rightPad("abc", 5, "-+~")); assertEquals("abc-+", StringUtils.rightPad("abc", 5, "-+~"));
@ -1490,7 +1490,7 @@ public class StringUtilsTest {
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
@Test @Test
public void testLeftPad_StringInt() { public void testLeftPad_StringInt() {
assertEquals(null, StringUtils.leftPad(null, 5)); assertNull(StringUtils.leftPad(null, 5));
assertEquals(" ", StringUtils.leftPad("", 5)); assertEquals(" ", StringUtils.leftPad("", 5));
assertEquals(" abc", StringUtils.leftPad("abc", 5)); assertEquals(" abc", StringUtils.leftPad("abc", 5));
assertEquals("abc", StringUtils.leftPad("abc", 2)); assertEquals("abc", StringUtils.leftPad("abc", 2));
@ -1498,7 +1498,7 @@ public class StringUtilsTest {
@Test @Test
public void testLeftPad_StringIntChar() { public void testLeftPad_StringIntChar() {
assertEquals(null, StringUtils.leftPad(null, 5, ' ')); assertNull(StringUtils.leftPad(null, 5, ' '));
assertEquals(" ", StringUtils.leftPad("", 5, ' ')); assertEquals(" ", StringUtils.leftPad("", 5, ' '));
assertEquals(" abc", StringUtils.leftPad("abc", 5, ' ')); assertEquals(" abc", StringUtils.leftPad("abc", 5, ' '));
assertEquals("xxabc", StringUtils.leftPad("abc", 5, 'x')); assertEquals("xxabc", StringUtils.leftPad("abc", 5, 'x'));
@ -1511,8 +1511,8 @@ public class StringUtilsTest {
@Test @Test
public void testLeftPad_StringIntString() { public void testLeftPad_StringIntString() {
assertEquals(null, StringUtils.leftPad(null, 5, "-+")); assertNull(StringUtils.leftPad(null, 5, "-+"));
assertEquals(null, StringUtils.leftPad(null, 5, null)); assertNull(StringUtils.leftPad(null, 5, null));
assertEquals(" ", StringUtils.leftPad("", 5, " ")); assertEquals(" ", StringUtils.leftPad("", 5, " "));
assertEquals("-+-+abc", StringUtils.leftPad("abc", 7, "-+")); assertEquals("-+-+abc", StringUtils.leftPad("abc", 7, "-+"));
assertEquals("-+~abc", StringUtils.leftPad("abc", 6, "-+~")); assertEquals("-+~abc", StringUtils.leftPad("abc", 6, "-+~"));
@ -1562,8 +1562,8 @@ public class StringUtilsTest {
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
@Test @Test
public void testCenter_StringInt() { public void testCenter_StringInt() {
assertEquals(null, StringUtils.center(null, -1)); assertNull(StringUtils.center(null, -1));
assertEquals(null, StringUtils.center(null, 4)); assertNull(StringUtils.center(null, 4));
assertEquals(" ", StringUtils.center("", 4)); assertEquals(" ", StringUtils.center("", 4));
assertEquals("ab", StringUtils.center("ab", 0)); assertEquals("ab", StringUtils.center("ab", 0));
assertEquals("ab", StringUtils.center("ab", -1)); assertEquals("ab", StringUtils.center("ab", -1));
@ -1577,8 +1577,8 @@ public class StringUtilsTest {
@Test @Test
public void testCenter_StringIntChar() { public void testCenter_StringIntChar() {
assertEquals(null, StringUtils.center(null, -1, ' ')); assertNull(StringUtils.center(null, -1, ' '));
assertEquals(null, StringUtils.center(null, 4, ' ')); assertNull(StringUtils.center(null, 4, ' '));
assertEquals(" ", StringUtils.center("", 4, ' ')); assertEquals(" ", StringUtils.center("", 4, ' '));
assertEquals("ab", StringUtils.center("ab", 0, ' ')); assertEquals("ab", StringUtils.center("ab", 0, ' '));
assertEquals("ab", StringUtils.center("ab", -1, ' ')); assertEquals("ab", StringUtils.center("ab", -1, ' '));
@ -1593,9 +1593,9 @@ public class StringUtilsTest {
@Test @Test
public void testCenter_StringIntString() { public void testCenter_StringIntString() {
assertEquals(null, StringUtils.center(null, 4, null)); assertNull(StringUtils.center(null, 4, null));
assertEquals(null, StringUtils.center(null, -1, " ")); assertNull(StringUtils.center(null, -1, " "));
assertEquals(null, StringUtils.center(null, 4, " ")); assertNull(StringUtils.center(null, 4, " "));
assertEquals(" ", StringUtils.center("", 4, " ")); assertEquals(" ", StringUtils.center("", 4, " "));
assertEquals("ab", StringUtils.center("ab", 0, " ")); assertEquals("ab", StringUtils.center("ab", 0, " "));
assertEquals("ab", StringUtils.center("ab", -1, " ")); assertEquals("ab", StringUtils.center("ab", -1, " "));
@ -1613,14 +1613,14 @@ public class StringUtilsTest {
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
@Test @Test
public void testReverse_String() { public void testReverse_String() {
assertEquals(null, StringUtils.reverse(null) ); assertNull(StringUtils.reverse(null) );
assertEquals("", StringUtils.reverse("") ); assertEquals("", StringUtils.reverse("") );
assertEquals("sdrawkcab", StringUtils.reverse("backwards") ); assertEquals("sdrawkcab", StringUtils.reverse("backwards") );
} }
@Test @Test
public void testReverseDelimited_StringChar() { public void testReverseDelimited_StringChar() {
assertEquals(null, StringUtils.reverseDelimited(null, '.') ); assertNull(StringUtils.reverseDelimited(null, '.') );
assertEquals("", StringUtils.reverseDelimited("", '.') ); assertEquals("", StringUtils.reverseDelimited("", '.') );
assertEquals("c.b.a", StringUtils.reverseDelimited("a.b.c", '.') ); assertEquals("c.b.a", StringUtils.reverseDelimited("a.b.c", '.') );
assertEquals("a b c", StringUtils.reverseDelimited("a b c", '.') ); assertEquals("a b c", StringUtils.reverseDelimited("a b c", '.') );
@ -1731,7 +1731,7 @@ public class StringUtilsTest {
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
@Test @Test
public void testAbbreviate_StringInt() { public void testAbbreviate_StringInt() {
assertEquals(null, StringUtils.abbreviate(null, 10)); assertNull(StringUtils.abbreviate(null, 10));
assertEquals("", StringUtils.abbreviate("", 10)); assertEquals("", StringUtils.abbreviate("", 10));
assertEquals("short", StringUtils.abbreviate("short", 10)); assertEquals("short", StringUtils.abbreviate("short", 10));
assertEquals("Now is ...", StringUtils.abbreviate("Now is the time for all good men to come to the aid of their party.", 10)); assertEquals("Now is ...", StringUtils.abbreviate("Now is the time for all good men to come to the aid of their party.", 10));
@ -1758,7 +1758,7 @@ public class StringUtilsTest {
@Test @Test
public void testAbbreviate_StringIntInt() { public void testAbbreviate_StringIntInt() {
assertEquals(null, StringUtils.abbreviate(null, 10, 12)); assertNull(StringUtils.abbreviate(null, 10, 12));
assertEquals("", StringUtils.abbreviate("", 0, 10)); assertEquals("", StringUtils.abbreviate("", 0, 10));
assertEquals("", StringUtils.abbreviate("", 2, 10)); assertEquals("", StringUtils.abbreviate("", 2, 10));
@ -1783,7 +1783,7 @@ public class StringUtilsTest {
final String raspberry = "raspberry peach"; final String raspberry = "raspberry peach";
assertEquals("raspberry peach", StringUtils.abbreviate(raspberry, 11, 15)); assertEquals("raspberry peach", StringUtils.abbreviate(raspberry, 11, 15));
assertEquals(null, StringUtils.abbreviate(null, 7, 14)); assertNull(StringUtils.abbreviate(null, 7, 14));
assertAbbreviateWithOffset("abcdefg...", -1, 10); assertAbbreviateWithOffset("abcdefg...", -1, 10);
assertAbbreviateWithOffset("abcdefg...", 0, 10); assertAbbreviateWithOffset("abcdefg...", 0, 10);
assertAbbreviateWithOffset("abcdefg...", 1, 10); assertAbbreviateWithOffset("abcdefg...", 1, 10);
@ -1863,7 +1863,7 @@ public class StringUtilsTest {
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
@Test @Test
public void testDifference_StringString() { public void testDifference_StringString() {
assertEquals(null, StringUtils.difference(null, null)); assertNull(StringUtils.difference(null, null));
assertEquals("", StringUtils.difference("", "")); assertEquals("", StringUtils.difference("", ""));
assertEquals("abc", StringUtils.difference("", "abc")); assertEquals("abc", StringUtils.difference("", "abc"));
assertEquals("", StringUtils.difference("abc", "")); assertEquals("", StringUtils.difference("abc", ""));
@ -2124,9 +2124,9 @@ public class StringUtilsTest {
@Test @Test
public void testRemove_String() { public void testRemove_String() {
// StringUtils.remove(null, *) = null // StringUtils.remove(null, *) = null
assertEquals(null, StringUtils.remove(null, null)); assertNull(StringUtils.remove(null, null));
assertEquals(null, StringUtils.remove(null, "")); assertNull(StringUtils.remove(null, ""));
assertEquals(null, StringUtils.remove(null, "a")); assertNull(StringUtils.remove(null, "a"));
// StringUtils.remove("", *) = "" // StringUtils.remove("", *) = ""
assertEquals("", StringUtils.remove("", null)); assertEquals("", StringUtils.remove("", null));
@ -2134,12 +2134,12 @@ public class StringUtilsTest {
assertEquals("", StringUtils.remove("", "a")); assertEquals("", StringUtils.remove("", "a"));
// StringUtils.remove(*, null) = * // StringUtils.remove(*, null) = *
assertEquals(null, StringUtils.remove(null, null)); assertNull(StringUtils.remove(null, null));
assertEquals("", StringUtils.remove("", null)); assertEquals("", StringUtils.remove("", null));
assertEquals("a", StringUtils.remove("a", null)); assertEquals("a", StringUtils.remove("a", null));
// StringUtils.remove(*, "") = * // StringUtils.remove(*, "") = *
assertEquals(null, StringUtils.remove(null, "")); assertNull(StringUtils.remove(null, ""));
assertEquals("", StringUtils.remove("", "")); assertEquals("", StringUtils.remove("", ""));
assertEquals("a", StringUtils.remove("a", "")); assertEquals("a", StringUtils.remove("a", ""));
@ -2153,9 +2153,9 @@ public class StringUtilsTest {
@Test @Test
public void testRemove_char() { public void testRemove_char() {
// StringUtils.remove(null, *) = null // StringUtils.remove(null, *) = null
assertEquals(null, StringUtils.remove(null, 'a')); assertNull(StringUtils.remove(null, 'a'));
assertEquals(null, StringUtils.remove(null, 'a')); assertNull(StringUtils.remove(null, 'a'));
assertEquals(null, StringUtils.remove(null, 'a')); assertNull(StringUtils.remove(null, 'a'));
// StringUtils.remove("", *) = "" // StringUtils.remove("", *) = ""
assertEquals("", StringUtils.remove("", 'a')); assertEquals("", StringUtils.remove("", 'a'));
@ -2213,7 +2213,7 @@ public class StringUtilsTest {
@Test @Test
public void testNormalizeSpace() { public void testNormalizeSpace() {
assertEquals(null, StringUtils.normalizeSpace(null)); assertNull(StringUtils.normalizeSpace(null));
assertEquals("", StringUtils.normalizeSpace("")); assertEquals("", StringUtils.normalizeSpace(""));
assertEquals("", StringUtils.normalizeSpace(" ")); assertEquals("", StringUtils.normalizeSpace(" "));
assertEquals("", StringUtils.normalizeSpace("\t")); assertEquals("", StringUtils.normalizeSpace("\t"));