code: ///////////////////////////////////////////////////////////////////////////////////////////////
  // checkstyle: Checks Java source code and other text files for adherence to a set of rules.
  // Copyright (C) 2001-2023 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.google.common.truth.Truth.assertWithMessage;
  import static com.puppycrawl.tools.checkstyle.checks.imports.AvoidStaticImportCheck.MSG_KEY;
  
  import org.junit.jupiter.api.Test;
  
  import com.puppycrawl.tools.checkstyle.AbstractModuleTestSupport;
  import com.puppycrawl.tools.checkstyle.api.TokenTypes;
  
  public class AvoidStaticImportCheckTest
      extends AbstractModuleTestSupport {
  
      @Override
      protected String getPackageLocation() {
          return "com/puppycrawl/tools/checkstyle/checks/imports/avoidstaticimport";
      }
  
      @Test
      public void testGetRequiredTokens() {
          final AvoidStaticImportCheck checkObj = new AvoidStaticImportCheck();
          final int[] expected = {TokenTypes.STATIC_IMPORT};
          assertWithMessage("Default required tokens are invalid")
              .that(checkObj.getRequiredTokens())
              .isEqualTo(expected);
      }
  
      @Test
      public void testDefaultOperation()
              throws Exception {
          final String[] expected = {
              "26:27: " + getCheckMessage(MSG_KEY, "java.io.File.listRoots"),
              "28:42: " + getCheckMessage(MSG_KEY, "javax.swing.WindowConstants.*"),
              "29:27: " + getCheckMessage(MSG_KEY, "java.io.File.createTempFile"),
              "30:27: " + getCheckMessage(MSG_KEY, "java.io.File.pathSeparator"),
              "31:29: " + getCheckMessage(MSG_KEY, "java.lang.Math.E"),
              "32:29: " + getCheckMessage(MSG_KEY, "java.lang.Math.sqrt"),
              "33:113: " + getCheckMessage(MSG_KEY,
                      "com.puppycrawl.tools.checkstyle.checks.imports."
                      + "avoidstaticimport.InputAvoidStaticImportNestedClass.InnerClass"),
              "34:124: " + getCheckMessage(MSG_KEY,
                      "com.puppycrawl.tools.checkstyle.checks.imports."
                      + "avoidstaticimport.InputAvoidStaticImportNestedClass.InnerClass.one"),
          };
  
          verifyWithInlineConfigParser(
                  getPath("InputAvoidStaticImportDefault.java"), expected);
      }
  
      @Test
      public void testStarExcludes()
              throws Exception {
          // allow the "java.io.File.*" AND "sun.net.ftpclient.FtpClient.*" star imports
          final String[] expected = {
              "28:42: " + getCheckMessage(MSG_KEY, "javax.swing.WindowConstants.*"),
              "31:29: " + getCheckMessage(MSG_KEY, "java.lang.Math.E"),
              "32:29: " + getCheckMessage(MSG_KEY, "java.lang.Math.sqrt"),
              "33:113: " + getCheckMessage(MSG_KEY,
                      "com.puppycrawl.tools.checkstyle.checks.imports."
                      + "avoidstaticimport.InputAvoidStaticImportNestedClass.InnerClass"),
              "34:124: " + getCheckMessage(MSG_KEY,
                      "com.puppycrawl.tools.checkstyle.checks.imports."
                      + "avoidstaticimport.InputAvoidStaticImportNestedClass.InnerClass.one"),
          };
          verifyWithInlineConfigParser(
                  getPath("InputAvoidStaticImportDefault2.java"), expected);
      }
  
      @Test
      public void testMemberExcludes()
              throws Exception {
          // allow the java.io.File.listRoots and java.lang.Math.E member imports
          final String[] expected = {
              "28:42: " + getCheckMessage(MSG_KEY, "javax.swing.WindowConstants.*"),
              "29:27: " + getCheckMessage(MSG_KEY, "java.io.File.createTempFile"),
              "30:27: " + getCheckMessage(MSG_KEY, "java.io.File.pathSeparator"),
              "32:29: " + getCheckMessage(MSG_KEY, "java.lang.Math.sqrt"),
              "33:113: " + getCheckMessage(MSG_KEY,
                      "com.puppycrawl.tools.checkstyle.checks.imports."
                      + "avoidstaticimport.InputAvoidStaticImportNestedClass.InnerClass"),
              "34:124: " + getCheckMessage(MSG_KEY,
                      "com.puppycrawl.tools.checkstyle.checks.imports."
                      + "avoidstaticimport.InputAvoidStaticImportNestedClass.InnerClass.one"),
          };
          verifyWithInlineConfigParser(
                  getPath("InputAvoidStaticImportDefault3.java"), expected);
      }
  
      @Test
      public void testBogusMemberExcludes()
              throws Exception {
          // should NOT mask anything
          final String[] expected = {
              "28:27: " + getCheckMessage(MSG_KEY, "java.io.File.listRoots"),
              "30:42: " + getCheckMessage(MSG_KEY, "javax.swing.WindowConstants.*"),
              "31:27: " + getCheckMessage(MSG_KEY, "java.io.File.createTempFile"),
              "32:27: " + getCheckMessage(MSG_KEY, "java.io.File.pathSeparator"),
              "33:29: " + getCheckMessage(MSG_KEY, "java.lang.Math.E"),
              "34:29: " + getCheckMessage(MSG_KEY, "java.lang.Math.sqrt"),
              "35:113: " + getCheckMessage(MSG_KEY,
                      "com.puppycrawl.tools.checkstyle.checks.imports."
                      + "avoidstaticimport.InputAvoidStaticImportNestedClass.InnerClass"),
              "36:124: " + getCheckMessage(MSG_KEY,
                      "com.puppycrawl.tools.checkstyle.checks.imports."
                      + "avoidstaticimport.InputAvoidStaticImportNestedClass.InnerClass.one"),
          };
          verifyWithInlineConfigParser(
                  getPath("InputAvoidStaticImportDefault4.java"), expected);
      }
  
      @Test
      public void testInnerClassMemberExcludesStar()
              throws Exception {
          // should mask com.puppycrawl.tools.checkstyle.imports.avoidstaticimport.
          // InputAvoidStaticImportNestedClass.InnerClass.one
          final String[] expected = {
              "27:27: " + getCheckMessage(MSG_KEY, "java.io.File.listRoots"),
              "29:42: " + getCheckMessage(MSG_KEY, "javax.swing.WindowConstants.*"),
              "30:27: " + getCheckMessage(MSG_KEY, "java.io.File.createTempFile"),
              "31:27: " + getCheckMessage(MSG_KEY, "java.io.File.pathSeparator"),
              "32:29: " + getCheckMessage(MSG_KEY, "java.lang.Math.E"),
              "33:29: " + getCheckMessage(MSG_KEY, "java.lang.Math.sqrt"),
              "34:113: " + getCheckMessage(MSG_KEY,
                      "com.puppycrawl.tools.checkstyle.checks.imports."
                      + "avoidstaticimport.InputAvoidStaticImportNestedClass.InnerClass"),
          };
          verifyWithInlineConfigParser(
                  getPath("InputAvoidStaticImportDefault5.java"), expected);
      }
  
      @Test
      public void testGetAcceptableTokens() {
          final AvoidStaticImportCheck testCheckObject =
                  new AvoidStaticImportCheck();
          final int[] actual = testCheckObject.getAcceptableTokens();
          final int[] expected = {TokenTypes.STATIC_IMPORT};
  
          assertWithMessage("Default acceptable tokens are invalid")
              .that(actual)
              .isEqualTo(expected);
      }
  
  }
  
  