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Add exclusion filter for directories (#1828)
* Add exclusion filter for directories * Revert changes from other branch * Refactor filter * Add separate props for exclusion by regex and strings * Overload functions * Changed method parameter types to vararg * Added tests --------- Co-authored-by: Christian Banse <[email protected]> Co-authored-by: Christian Banse <[email protected]>
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149
cpg-core/src/test/kotlin/de/fraunhofer/aisec/cpg/ExclusionTest.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,149 @@ | ||
| /* | ||
| * Copyright (c) 2024, Fraunhofer AISEC. All rights reserved. | ||
| * | ||
| * Licensed 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 de.fraunhofer.aisec.cpg | ||
|
|
||
| import de.fraunhofer.aisec.cpg.frontends.Language | ||
| import de.fraunhofer.aisec.cpg.frontends.TestLanguage | ||
| import de.fraunhofer.aisec.cpg.frontends.TestLanguageFrontend | ||
| import de.fraunhofer.aisec.cpg.graph.Node | ||
| import de.fraunhofer.aisec.cpg.graph.declarations.TranslationUnitDeclaration | ||
| import de.fraunhofer.aisec.cpg.graph.newTranslationUnitDeclaration | ||
| import de.fraunhofer.aisec.cpg.graph.types.Type | ||
| import de.fraunhofer.aisec.cpg.graph.unknownType | ||
| import de.fraunhofer.aisec.cpg.sarif.PhysicalLocation | ||
| import java.io.File | ||
| import kotlin.reflect.KClass | ||
| import kotlin.test.Test | ||
| import kotlin.test.assertEquals | ||
| import kotlin.test.assertNotNull | ||
|
|
||
| class TestFileLanguage : TestLanguage() { | ||
| override val fileExtensions: List<String> | ||
| get() = listOf("file") | ||
|
|
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| override val frontend: KClass<out TestLanguageFrontend> | ||
| get() = TestFileLanguageFrontend::class | ||
| } | ||
|
|
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| /** Just a test frontend that "reads" a file and returns an empty [TranslationUnitDeclaration]. */ | ||
| class TestFileLanguageFrontend( | ||
| language: Language<TestLanguageFrontend> = TestFileLanguage(), | ||
| ctx: TranslationContext = | ||
| TranslationContext( | ||
| TranslationConfiguration.builder().build(), | ||
| ScopeManager(), | ||
| TypeManager() | ||
| ), | ||
| ) : TestLanguageFrontend("::", language, ctx) { | ||
| override fun parse(file: File): TranslationUnitDeclaration { | ||
| return newTranslationUnitDeclaration(file.name) | ||
| } | ||
|
|
||
| override fun typeOf(type: Any): Type { | ||
| return unknownType() | ||
| } | ||
|
|
||
| override fun codeOf(astNode: Any): String? { | ||
| return null | ||
| } | ||
|
|
||
| override fun locationOf(astNode: Any): PhysicalLocation? { | ||
| return null | ||
| } | ||
|
|
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| override fun setComment(node: Node, astNode: Any) {} | ||
| } | ||
|
|
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| class ExclusionTest { | ||
| @Test | ||
| fun testExclusionPatternStringDirectory() { | ||
| val topLevel = File("src/test/resources/exclusion") | ||
| val result = | ||
| TranslationManager.builder() | ||
| .config( | ||
| TranslationConfiguration.builder() | ||
| .topLevel(topLevel) | ||
| .sourceLocations(topLevel) | ||
| .defaultPasses() | ||
| .exclusionPatterns("tests") | ||
| .registerLanguage<TestFileLanguage>() | ||
| .build() | ||
| ) | ||
| .build() | ||
| .analyze() | ||
| .get() | ||
|
|
||
| val tus = result.translationUnits | ||
| assertNotNull(tus) | ||
| assertEquals(1, tus.size) | ||
| } | ||
|
|
||
| @Test | ||
| fun testExclusionPatternStringFile() { | ||
| val topLevel = File("src/test/resources/exclusion") | ||
| val result = | ||
| TranslationManager.builder() | ||
| .config( | ||
| TranslationConfiguration.builder() | ||
| .topLevel(topLevel) | ||
| .sourceLocations(topLevel) | ||
| .defaultPasses() | ||
| .exclusionPatterns("test.file") | ||
| .registerLanguage<TestFileLanguage>() | ||
| .build() | ||
| ) | ||
| .build() | ||
| .analyze() | ||
| .get() | ||
|
|
||
| val tus = result.translationUnits | ||
| assertNotNull(tus) | ||
| assertEquals(1, tus.size) | ||
| } | ||
|
|
||
| @Test | ||
| fun testExclusionPatternRegex() { | ||
| val topLevel = File("src/test/resources/exclusion") | ||
| val result = | ||
| TranslationManager.builder() | ||
| .config( | ||
| TranslationConfiguration.builder() | ||
| .topLevel(topLevel) | ||
| .sourceLocations(topLevel) | ||
| .defaultPasses() | ||
| .exclusionPatterns("""(.*)est.file""".toRegex()) | ||
| .registerLanguage<TestFileLanguage>() | ||
| .build() | ||
| ) | ||
| .build() | ||
| .analyze() | ||
| .get() | ||
|
|
||
| val tus = result.translationUnits | ||
| assertNotNull(tus) | ||
| assertEquals(1, tus.size) | ||
| } | ||
| } |
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