| /* |
| * Copyright 2000-2010 JetBrains s.r.o. |
| * |
| * 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 com.intellij.psi.formatter.java; |
| |
| /** |
| * Is intended to hold specific java formatting tests for 'blank lines' settings. |
| * |
| * @author Denis Zhdanov |
| * @since Apr 27, 2010 6:33:00 PM |
| */ |
| public class JavaFormatterBlankLinesTest extends AbstractJavaFormatterTest { |
| |
| public void testBlankLinesAroundClassInitializationBlock() throws Exception { |
| getSettings().BLANK_LINES_AROUND_METHOD = 3; |
| doTextTest( |
| "class T {\n" + |
| " private final DecimalFormat fmt = new DecimalFormat();\n" + |
| " {\n" + |
| " fmt.setGroupingUsed(false);\n" + |
| " fmt.setDecimalFormatSymbols(new DecimalFormatSymbols(Locale.US));\n" + |
| " }\n" + |
| "}", |
| |
| "class T {\n" + |
| " private final DecimalFormat fmt = new DecimalFormat();\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " {\n" + |
| " fmt.setGroupingUsed(false);\n" + |
| " fmt.setDecimalFormatSymbols(new DecimalFormatSymbols(Locale.US));\n" + |
| " }\n" + |
| "}"); |
| } |
| |
| public void testBlankLinesAroundClassMethods() { |
| // Inspired by IDEA-19408 |
| getSettings().BLANK_LINES_AROUND_METHOD = 3; |
| |
| doTextTest( |
| "class Test {\n" + |
| " public boolean flag1() {\n" + |
| " return false;\n" + |
| " }public boolean flag2() {\n" + |
| " return false;\n" + |
| " }public boolean flag3() {\n" + |
| " return false;\n" + |
| " }public boolean flag4() {\n" + |
| " return false;\n" + |
| " }\n" + |
| "}", |
| |
| "class Test {\n" + |
| " public boolean flag1() {\n" + |
| " return false;\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " public boolean flag2() {\n" + |
| " return false;\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " public boolean flag3() {\n" + |
| " return false;\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " public boolean flag4() {\n" + |
| " return false;\n" + |
| " }\n" + |
| "}" |
| ); |
| } |
| |
| public void testBlankLinesAroundEnumMethods() { |
| // Inspired by IDEA-19408 |
| getSettings().BLANK_LINES_AROUND_METHOD = 2; |
| |
| doTextTest( |
| "public enum Wrapping {\n" + |
| " WRAPPING {public boolean flag1() {\n" + |
| " return false;\n" + |
| " }public boolean flag2() {\n" + |
| " return false;\n" + |
| " }public boolean flag3() {\n" + |
| " return false;\n" + |
| " }public boolean flag4() {\n" + |
| " return false;\n" + |
| " }}\n" + |
| "}", |
| |
| "public enum Wrapping {\n" + |
| " WRAPPING {\n" + |
| " public boolean flag1() {\n" + |
| " return false;\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| " public boolean flag2() {\n" + |
| " return false;\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| " public boolean flag3() {\n" + |
| " return false;\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| " public boolean flag4() {\n" + |
| " return false;\n" + |
| " }\n" + |
| " }\n" + |
| "}" |
| ); |
| } |
| |
| public void testInitializationBlockAndInnerClass() { |
| // Inspired by IDEA-21191 |
| getSettings().BLANK_LINES_AROUND_CLASS = 3; |
| |
| doTextTest( |
| "public class FormattingTest {\n" + |
| " {\n" + |
| " System.out.println(\"\");\n" + |
| " }\n" + |
| " class MyInnerClass1 {\n" + |
| " }\n" + |
| " {\n" + |
| " System.out.println(\"\");\n" + |
| " }\n" + |
| " static {\n" + |
| " System.out.println(\"\");\n" + |
| " }\n" + |
| " class MyInnerClass2 {\n" + |
| " }\n" + |
| " static {\n" + |
| " System.out.println(\"\");\n" + |
| " }\n" + |
| "}", |
| |
| "public class FormattingTest {\n" + |
| " {\n" + |
| " System.out.println(\"\");\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " class MyInnerClass1 {\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " {\n" + |
| " System.out.println(\"\");\n" + |
| " }\n" + |
| "\n" + |
| " static {\n" + |
| " System.out.println(\"\");\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " class MyInnerClass2 {\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " static {\n" + |
| " System.out.println(\"\");\n" + |
| " }\n" + |
| "}" |
| ); |
| } |
| |
| public void testInnerClasses() { |
| // Inspired by IDEA-21191 |
| getSettings().BLANK_LINES_AROUND_CLASS = 3; |
| |
| doTextTest( |
| "public class FormattingTest {\n" + |
| " class MyInnerClass1 {\n" + |
| " }\n" + |
| " class MyInnerClass2 {\n" + |
| " }\n" + |
| " static class MyInnerClass3 {\n" + |
| " }\n" + |
| " static class MyInnerClass4 {\n" + |
| " }\n" + |
| " class MyInnerClass5 {\n" + |
| " }\n" + |
| "}", |
| |
| "public class FormattingTest {\n" + |
| " class MyInnerClass1 {\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " class MyInnerClass2 {\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " static class MyInnerClass3 {\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " static class MyInnerClass4 {\n" + |
| " }\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " class MyInnerClass5 {\n" + |
| " }\n" + |
| "}" |
| ); |
| } |
| |
| public void testTopLevelClasses() { |
| // Inspired by IDEA-21191 |
| getSettings().BLANK_LINES_AROUND_CLASS = 3; |
| |
| doTextTest( |
| "class Class1 {\n" + |
| "}\n" + |
| "public class Class2 {\n" + |
| "}\n" + |
| "class Class3 {\n" + |
| "}\n" + |
| "class Class4 {\n" + |
| "}", |
| |
| "class Class1 {\n" + |
| "}\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| "public class Class2 {\n" + |
| "}\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| "class Class3 {\n" + |
| "}\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| "class Class4 {\n" + |
| "}" |
| ); |
| } |
| |
| public void testBlankLinesBetweenAbstractMethods() { |
| // Inspired by IDEA-54668 |
| getSettings().BLANK_LINES_AROUND_METHOD_IN_INTERFACE = 0; |
| getSettings().BLANK_LINES_AROUND_METHOD = 1; |
| |
| doTextTest( |
| "abstract class Test {\n" + |
| " void test1() {\n" + |
| " }\n" + |
| " abstract void test2();\n" + |
| " void test3() {\n" + |
| " }\n" + |
| " void test4() {\n" + |
| " }\n" + |
| " abstract void test5();\n" + |
| " abstract void test6();\n" + |
| "}", |
| |
| "abstract class Test {\n" + |
| " void test1() {\n" + |
| " }\n" + |
| "\n" + |
| " abstract void test2();\n" + |
| "\n" + |
| " void test3() {\n" + |
| " }\n" + |
| "\n" + |
| " void test4() {\n" + |
| " }\n" + |
| "\n" + |
| " abstract void test5();\n" + |
| " abstract void test6();\n" + |
| "}" |
| ); |
| } |
| |
| public void testAroundClassHeader() { |
| // Inspired by IDEA-54746 |
| getSettings().BLANK_LINES_AFTER_CLASS_HEADER = 2; |
| getSettings().BLANK_LINES_AFTER_ANONYMOUS_CLASS_HEADER = 1; |
| doTextTest( |
| "public class FormattingTest {\n" + |
| " public void foo() {\n" + |
| " Object buzz = new Object() {\n" + |
| " Object test = new Object();\n" + |
| " };\n" + |
| " }\n" + |
| "}", |
| |
| "public class FormattingTest {\n" + |
| "\n" + |
| "\n" + |
| " public void foo() {\n" + |
| " Object buzz = new Object() {\n" + |
| "\n" + |
| " Object test = new Object();\n" + |
| " };\n" + |
| " }\n" + |
| "}" |
| ); |
| } |
| |
| public void testAfterAnonymousClassWhereCodeBlockStartsWithComment() throws Exception { |
| // Inspired by IDEA-66583 |
| getSettings().BLANK_LINES_AFTER_ANONYMOUS_CLASS_HEADER = 0; |
| |
| String textWithWhiteSpaceBetweenCommentAndLbrace = |
| "Object object = new Object() { // comment breaks \"blank line after anonymous class header\"\n" + |
| " @Override\n" + |
| " public String toString() {\n" + |
| " return super.toString();\n" + |
| " }\n" + |
| "};"; |
| doMethodTest(textWithWhiteSpaceBetweenCommentAndLbrace, textWithWhiteSpaceBetweenCommentAndLbrace); |
| |
| String textWithoutWhiteSpaceBetweenCommentAndLbrace = |
| "Object object = new Object() {// comment breaks \"blank line after anonymous class header\"\n" + |
| " @Override\n" + |
| " public String toString() {\n" + |
| " return super.toString();\n" + |
| " }\n" + |
| "};"; |
| doMethodTest(textWithoutWhiteSpaceBetweenCommentAndLbrace, textWithoutWhiteSpaceBetweenCommentAndLbrace); |
| } |
| |
| public void testBeforeMethodBody() { |
| // Inspired by IDEA-54747 |
| getSettings().BLANK_LINES_BEFORE_METHOD_BODY = 3; |
| doTextTest( |
| "public class FormattingTest {\n" + |
| " public void foo() {\n" + |
| " System.out.println(\"\");\n" + |
| " }\n" + |
| "}", |
| |
| "public class FormattingTest {\n" + |
| " public void foo() {\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " System.out.println(\"\");\n" + |
| " }\n" + |
| "}" |
| ); |
| } |
| |
| public void testBeforeMethodBodyWithCodeBlockInside() { |
| // Inspired by IDEA-54747 |
| getSettings().BLANK_LINES_BEFORE_METHOD_BODY = 3; |
| doTextTest( |
| "public class FormattingTest {\n" + |
| " public void foo() {\n" + |
| " System.out.println(\"\");\n" + |
| " try {\n" + |
| " } catch (Exception e) {\n" + |
| " }\n" + |
| " }\n" + |
| "}", |
| |
| "public class FormattingTest {\n" + |
| " public void foo() {\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| " System.out.println(\"\");\n" + |
| " try {\n" + |
| " } catch (Exception e) {\n" + |
| " }\n" + |
| " }\n" + |
| "}" |
| ); |
| } |
| |
| public void testIDEA126836() { |
| doTextTest( |
| "public class JavaClass { // comment\n" + |
| " public void doSomething() {\n" + |
| " int a = 3;\n" + |
| " }\n" + |
| "}", |
| "public class JavaClass { // comment\n" + |
| " public void doSomething() {\n" + |
| " int a = 3;\n" + |
| " }\n" + |
| "}" |
| ); |
| } |
| |
| public void testBlankLinesAfterClassHeaderWithComment() { |
| getSettings().BLANK_LINES_AFTER_CLASS_HEADER = 5; |
| doTextTest( |
| "public class JavaClass { // comment\n" + |
| " public void doSomething() {\n" + |
| " int a = 3;\n" + |
| " }\n" + |
| "}", |
| "public class JavaClass { // comment\n" + |
| "\n\n\n\n\n" + |
| " public void doSomething() {\n" + |
| " int a = 3;\n" + |
| " }\n" + |
| "}" |
| ); |
| } |
| } |