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IllegalImportCheckTest.java
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IllegalImportCheckTest.java
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////////////////////////////////////////////////////////////////////////////////
// checkstyle: Checks Java source code for adherence to a set of rules.
// Copyright (C) 2001-2020 the original author or authors.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
////////////////////////////////////////////////////////////////////////////////
package com.puppycrawl.tools.checkstyle.checks.imports;
import static com.puppycrawl.tools.checkstyle.checks.imports.IllegalImportCheck.MSG_KEY;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import org.junit.jupiter.api.Test;
import com.puppycrawl.tools.checkstyle.AbstractModuleTestSupport;
import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
import com.puppycrawl.tools.checkstyle.api.TokenTypes;
public class IllegalImportCheckTest extends AbstractModuleTestSupport {
@Override
protected String getPackageLocation() {
return "com/puppycrawl/tools/checkstyle/checks/imports/illegalimport";
}
@Test
public void testGetRequiredTokens() {
final IllegalImportCheck checkObj = new IllegalImportCheck();
final int[] expected = {TokenTypes.IMPORT, TokenTypes.STATIC_IMPORT};
assertArrayEquals(expected, checkObj.getRequiredTokens(),
"Default required tokens are invalid");
}
@Test
public void testWithSupplied()
throws Exception {
final DefaultConfiguration checkConfig =
createModuleConfig(IllegalImportCheck.class);
checkConfig.addAttribute("illegalPkgs", "java.io");
final String[] expected = {
"9:1: " + getCheckMessage(MSG_KEY, "java.io.*"),
"23:1: " + getCheckMessage(MSG_KEY, "java.io.File.listRoots"),
"27:1: " + getCheckMessage(MSG_KEY, "java.io.File.createTempFile"),
};
verify(checkConfig, getNonCompilablePath("InputIllegalImportDefault.java"), expected);
}
@Test
public void testWithDefault()
throws Exception {
final DefaultConfiguration checkConfig =
createModuleConfig(IllegalImportCheck.class);
final String[] expected = {
"15:1: " + getCheckMessage(MSG_KEY, "sun.applet.*"),
"28:1: " + getCheckMessage(MSG_KEY, "sun.*"),
};
verify(checkConfig, getNonCompilablePath("InputIllegalImportDefault.java"), expected);
}
@Test
public void testGetAcceptableTokens() {
final IllegalImportCheck testCheckObject =
new IllegalImportCheck();
final int[] actual = testCheckObject.getAcceptableTokens();
final int[] expected = {TokenTypes.IMPORT, TokenTypes.STATIC_IMPORT};
assertArrayEquals(expected, actual, "Default acceptable tokens are invalid");
}
@Test
public void testIllegalClasses()
throws Exception {
final DefaultConfiguration checkConfig =
createModuleConfig(IllegalImportCheck.class);
checkConfig.addAttribute("illegalClasses", "java.sql.Connection");
final String[] expected = {
"11:1: " + getCheckMessage(MSG_KEY, "java.sql.Connection"),
"15:1: " + getCheckMessage(MSG_KEY, "sun.applet.*"),
"28:1: " + getCheckMessage(MSG_KEY, "sun.*"),
};
verify(checkConfig, getNonCompilablePath("InputIllegalImportDefault.java"), expected);
}
@Test
public void testIllegalClassesStarImport()
throws Exception {
final DefaultConfiguration checkConfig =
createModuleConfig(IllegalImportCheck.class);
checkConfig.addAttribute("illegalClasses", "java.io.*");
final String[] expected = {
"9:1: " + getCheckMessage(MSG_KEY, "java.io.*"),
"15:1: " + getCheckMessage(MSG_KEY, "sun.applet.*"),
"28:1: " + getCheckMessage(MSG_KEY, "sun.*"),
};
verify(checkConfig, getNonCompilablePath("InputIllegalImportDefault.java"), expected);
}
@Test
public void testIllegalPackagesRegularExpression()
throws Exception {
final DefaultConfiguration checkConfig =
createModuleConfig(IllegalImportCheck.class);
checkConfig.addAttribute("illegalPkgs", "java\\.util");
checkConfig.addAttribute("regexp", "true");
final String[] expected = {
"12:1: " + getCheckMessage(MSG_KEY, "java.util.List"),
"13:1: " + getCheckMessage(MSG_KEY, "java.util.List"),
"16:1: " + getCheckMessage(MSG_KEY, "java.util.Enumeration"),
"17:1: " + getCheckMessage(MSG_KEY, "java.util.Arrays"),
"34:1: " + getCheckMessage(MSG_KEY, "java.util.Date"),
"35:1: " + getCheckMessage(MSG_KEY, "java.util.Calendar"),
"36:1: " + getCheckMessage(MSG_KEY, "java.util.BitSet"),
};
verify(checkConfig, getNonCompilablePath("InputIllegalImportDefault.java"), expected);
}
@Test
public void testIllegalClassesRegularExpression()
throws Exception {
final DefaultConfiguration checkConfig =
createModuleConfig(IllegalImportCheck.class);
checkConfig.addAttribute("illegalPkgs", "");
checkConfig.addAttribute("illegalClasses", "^java\\.util\\.(List|Arrays)");
checkConfig.addAttribute("regexp", "true");
final String[] expected = {
"12:1: " + getCheckMessage(MSG_KEY, "java.util.List"),
"13:1: " + getCheckMessage(MSG_KEY, "java.util.List"),
"17:1: " + getCheckMessage(MSG_KEY, "java.util.Arrays"),
};
verify(checkConfig, getNonCompilablePath("InputIllegalImportDefault.java"), expected);
}
@Test
public void testIllegalPackagesAndClassesRegularExpression()
throws Exception {
final DefaultConfiguration checkConfig =
createModuleConfig(IllegalImportCheck.class);
checkConfig.addAttribute("illegalPkgs", "java\\.util");
checkConfig.addAttribute("illegalClasses",
"^java\\.awt\\..*");
checkConfig.addAttribute("regexp", "true");
final String[] expected = {
"12:1: " + getCheckMessage(MSG_KEY, "java.util.List"),
"13:1: " + getCheckMessage(MSG_KEY, "java.util.List"),
"16:1: " + getCheckMessage(MSG_KEY, "java.util.Enumeration"),
"17:1: " + getCheckMessage(MSG_KEY, "java.util.Arrays"),
"30:1: " + getCheckMessage(MSG_KEY, "java.awt.Component"),
"31:1: " + getCheckMessage(MSG_KEY, "java.awt.Graphics2D"),
"32:1: " + getCheckMessage(MSG_KEY, "java.awt.HeadlessException"),
"33:1: " + getCheckMessage(MSG_KEY, "java.awt.Label"),
"34:1: " + getCheckMessage(MSG_KEY, "java.util.Date"),
"35:1: " + getCheckMessage(MSG_KEY, "java.util.Calendar"),
"36:1: " + getCheckMessage(MSG_KEY, "java.util.BitSet"),
};
verify(checkConfig, getNonCompilablePath("InputIllegalImportDefault.java"), expected);
}
}