ClassImportRule.java

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////////////////////////////////////////////////////////////////////////////////
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// checkstyle: Checks Java source code for adherence to a set of rules.
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// Copyright (C) 2001-2021 the original author or authors.
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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////////////////////////////////////////////////////////////////////////////////
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package com.puppycrawl.tools.checkstyle.checks.imports;
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/**
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 * Represents whether a class is allowed to be imported or not.
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 */
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class ClassImportRule extends AbstractImportRule {
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    /** Package to control access to. */
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    private final String className;
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    /**
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     * Constructs an instance.
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     *
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     * @param allow whether to allow access.
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     * @param localOnly whether the rule is to be applied locally only
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     * @param className the class to apply the rule on.
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     * @param regExp whether the class name is to be interpreted as a regular
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     *        expression.
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     */
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    /* package */  ClassImportRule(final boolean allow, final boolean localOnly,
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        final String className, final boolean regExp) {
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        super(allow, localOnly, regExp);
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        this.className = className;
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    }
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    /**
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     * Verifies whether a class name is used.
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     *
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     * @param forImport the import to check.
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     * @return a result {@link AccessResult} indicating whether it can be used.
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     */
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    @Override
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    public AccessResult verifyImport(final String forImport) {
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        final boolean classMatch;
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55 3 1. verifyImport : negated conditional → KILLED
2. verifyImport : removed conditional - replaced equality check with false → KILLED
3. verifyImport : removed conditional - replaced equality check with true → KILLED
 
        if (isRegExp()) {
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            classMatch = forImport.matches(className);
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        }
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        else {
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            classMatch = forImport.equals(className);
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        }
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62 1 1. verifyImport : mutated return of Object value for com/puppycrawl/tools/checkstyle/checks/imports/ClassImportRule::verifyImport to ( if (x != null) null else throw new RuntimeException ) → KILLED
 
        return calculateResult(classMatch);
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    }
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}

Mutations

55

1.1
Location : verifyImport
Killed by : com.puppycrawl.tools.checkstyle.checks.imports.ClassImportRuleTest.[engine:junit-jupiter]/[class:com.puppycrawl.tools.checkstyle.checks.imports.ClassImportRuleTest]/[method:testClassImportRuleRegexp()] negated conditional → KILLED

2.2
Location : verifyImport
Killed by : com.puppycrawl.tools.checkstyle.checks.imports.ClassImportRuleTest.[engine:junit-jupiter]/[class:com.puppycrawl.tools.checkstyle.checks.imports.ClassImportRuleTest]/[method:testClassImportRuleRegexp()] removed conditional - replaced equality check with false → KILLED

3.3
Location : verifyImport
Killed by : com.puppycrawl.tools.checkstyle.checks.imports.ImportControlCheckTest.[engine:junit-jupiter]/[class:com.puppycrawl.tools.checkstyle.checks.imports.ImportControlCheckTest]/[method:testNotRegExpNoMatch()] removed conditional - replaced equality check with true → KILLED
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1.1
Location : verifyImport
Killed by : com.puppycrawl.tools.checkstyle.checks.imports.ClassImportRuleTest.[engine:junit-jupiter]/[class:com.puppycrawl.tools.checkstyle.checks.imports.ClassImportRuleTest]/[method:testClassImportRule()] mutated return of Object value for com/puppycrawl/tools/checkstyle/checks/imports/ClassImportRule::verifyImport to ( if (x != null) null else throw new RuntimeException ) → KILLED

Active mutators

Tests examined


Report generated by PIT 1.6.3