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Merge pull request #39238 from sanjana/regexp-improvements
Throw Runtime exceptions for invalid find indexes in Regexps
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78 changes: 78 additions & 0 deletions
78
langlib/langlib-test/src/test/resources/test-src/regexp_negative_test.bal
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,78 @@ | ||
| // Copyright (c) 2023 WSO2 Inc. (http://www.wso2.org) All Rights Reserved. | ||
| // | ||
| // WSO2 Inc. 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. | ||
|
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| public function testNegativeIndexFind() returns error? { | ||
| string:RegExp r = re `e`; | ||
| _ = check (trap r.find("Hello", -3)); | ||
| } | ||
|
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| public function testInvalidIndexFind() returns error? { | ||
| string:RegExp r = re `r`; | ||
| _ = check (trap r.find("World", 12)); | ||
| } | ||
|
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| public function testLongIndexFind() returns error? { | ||
| string:RegExp r = re `r`; | ||
| _ = check (trap r.find("World", 68719476704)); | ||
| } | ||
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| public function testNegativeIndexFindAll() returns error? { | ||
| string:RegExp r = re `/(g|ng)/gim`; | ||
| string phrase = "There once was a king who liked to sing in the rain"; | ||
| _ = check (trap r.findAll(phrase, -8)); | ||
| } | ||
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| public function testInvalidIndexFindAll() returns error? { | ||
| string:RegExp r = re `/(op|p)/gim`; | ||
| string phrase = "Don't stoP going up till you get to the tOp if you want to shop"; | ||
| _ = check (trap r.findAll(phrase, 112)); | ||
| } | ||
|
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| public function testLongIndexFindAll() returns error? { | ||
| string:RegExp r = re `/(ab|c)/gim`; | ||
| string phrase = "Don't stoP going up till you get to the tOp if you want to shop"; | ||
| _ = check (trap r.findAll(phrase, 137438953408)); | ||
| } | ||
|
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| public function testNegativeIndexFindGroups() returns error? { | ||
| string:RegExp r = re `([bB].tt[a-z]*)`; | ||
| _ = check (trap r.findGroups("Butter was bought by Betty but the butter was bitter", -3)); | ||
| } | ||
|
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| public function testInvalidIndexFindGroups() returns error? { | ||
| string:RegExp r = re `([bB].tt[a-z]*)`; | ||
| _ = check (trap r.findGroups("Butter was bought by Betty but the butter was bitter", 97)); | ||
| } | ||
|
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| public function testLongIndexFindGroups() returns error? { | ||
| string:RegExp r = re `([aA].ee[A-Z]*)`; | ||
| _ = check (trap r.findGroups("Butter was bought by Betty but the butter was bitter", 274877906816)); | ||
| } | ||
|
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| public function testNegativeIndexFindAllGroups() returns error? { | ||
| string:RegExp r = re `(([a-z]u)(bble))`; | ||
| _ = check (trap r.findAllGroups("rubble, trouble, bubble, hubble", -4)); | ||
| } | ||
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| public function testInvalidIndexFindAllGroups() returns error? { | ||
| string:RegExp r = re `(([a-z]u)(bble))`; | ||
| _ = check (trap r.findAllGroups("rubble, trouble, bubble, hubble", 123)); | ||
| } | ||
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| public function testLongIndexFindAllGroups() returns error? { | ||
| string:RegExp r = re `(([0-9A-Z]u)+(ful))`; | ||
| _ = check (trap r.findAllGroups("rubble, trouble, bubble, hubble", 549755813632)); | ||
| } |