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Code Issues Releases Wiki Activity

GP-5159 - Fixed a bug when entering regex characters into a tree filter

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This commit is contained in:
dragonmacher 2024-12-10 17:26:23 -05:00
parent 97aadfa05a
commit 2f5416ab45
2 changed files with 33 additions and 11 deletions
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30
Ghidra/Framework/Generic/src/test/java/ghidra/util/UserSearchUtilsTest.java
View file

@ -57,7 +57,8 @@ public class UserSearchUtilsTest {
@Test
public void testContainsWithPatternWithOnlyWildCardCaseInsensitive() {
Pattern pattern = UserSearchUtils.createContainsPattern("*", true, Pattern.CASE_INSENSITIVE);
Pattern pattern =
UserSearchUtils.createContainsPattern("*", true, Pattern.CASE_INSENSITIVE);
assertTrue(pattern.matcher("bb").matches());
assertTrue(pattern.matcher("boxb").matches());
@ -77,6 +78,7 @@ public class UserSearchUtilsTest {
assertTrue(pattern.matcher("xbob").matches());
assertTrue(pattern.matcher("xxbobxx").matches());
}
@Test
public void testCreateContainsPatternWithSingleCharhWildCard() {
Pattern pattern = UserSearchUtils.createContainsPattern("b?b", true, CASE_SENSITIVE);
@ -117,7 +119,7 @@ public class UserSearchUtilsTest {
@Test
public void testCreateContainsPatternWildCardAtEnd() {
Pattern pattern = UserSearchUtils.createContainsPattern("*bob", true, CASE_SENSITIVE);
Pattern pattern = UserSearchUtils.createContainsPattern("bob*", true, CASE_SENSITIVE);
assertFalse(pattern.matcher("b").matches());
assertFalse(pattern.matcher("bb").matches());
@ -128,6 +130,23 @@ public class UserSearchUtilsTest {
assertTrue(pattern.matcher("xxbobxx").matches());
}
@Test
public void testCreateContainsPattern_NoWildcard_EscapedRegexCharacter() {
//
// This is a regression test for a bug that was found when the user typed an escaped regex
// character into the search string. The utils will escape regex characters, so there is no
// need to do this unless you need to find a literal string containing "\["
//
Pattern pattern = UserSearchUtils.createContainsPattern("\\[bob", true, CASE_SENSITIVE);
assertFalse(pattern.matcher("b").matches());
assertFalse(pattern.matcher("bb").matches());
assertTrue(pattern.matcher("\\[bob").matches());
assertTrue(pattern.matcher("foo\\[bob").matches());
}
@Test
public void testStartsPatternNoWildCards() {
Pattern pattern = UserSearchUtils.createStartsWithPattern("bob", true, CASE_SENSITIVE);
@ -155,7 +174,8 @@ public class UserSearchUtilsTest {
@Test
public void testCreateStartsWithPatternWithOnlyWildCardCaseInsensitive() {
Pattern pattern = UserSearchUtils.createStartsWithPattern("*", true, Pattern.CASE_INSENSITIVE);
Pattern pattern =
UserSearchUtils.createStartsWithPattern("*", true, Pattern.CASE_INSENSITIVE);
assertTrue(pattern.matcher("bb").matches());
assertTrue(pattern.matcher("boxb").matches());
@ -163,6 +183,7 @@ public class UserSearchUtilsTest {
assertTrue(pattern.matcher("xbob").matches());
assertTrue(pattern.matcher("xxbobxx").matches());
}
@Test
public void testCreateStartsWithPatternWithOnlyWildCardCaseSensitive() {
// Note: case sensitivity should not matter
@ -449,7 +470,8 @@ public class UserSearchUtilsTest {
public void testEscapeSomeRegexCharacters() {
// RegEx Special Chars: ^.$()[]+&{}*?
char[] toIgnore = { '(', ')' };
String escaped = UserSearchUtils.escapeSomeRegexCharacters("start^.$()[]+&{}*?end", toIgnore);
String escaped =
UserSearchUtils.escapeSomeRegexCharacters("start^.$()[]+&{}*?end", toIgnore);
assertEquals("start\\^\\.\\$()\\[\\]\\+\\&\\{\\}\\*\\?end", escaped);

4
Ghidra/Framework/Utility/src/main/java/ghidra/util/UserSearchUtils.java
View file

@ -309,8 +309,8 @@ public class UserSearchUtils {
if (allowGlobbing) {
// Note: Order is important! (due to how escape characters added and checked)
escaped = escapeEscapeCharacters(input);
escaped = escapeNonGlobbingRegexCharacters(input);
escaped = escapeEscapeCharacters(escaped);
escaped = escapeNonGlobbingRegexCharacters(escaped);
escaped = convertGlobbingCharactersToRegex(escaped);
}
else {