| /* |
| * Copyright 2000-2012 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; |
| |
| import com.intellij.openapi.fileTypes.StdFileTypes; |
| import com.intellij.psi.codeStyle.CommonCodeStyleSettings; |
| import com.intellij.util.IncorrectOperationException; |
| |
| /** |
| * Is intended to hold specific java formatting tests for alignment settings ( |
| * <code>Project Settings - Code Style - Alignment and Braces</code>). |
| * |
| * @author Denis Zhdanov |
| * @since Apr 27, 2010 6:42:00 PM |
| */ |
| public class JavaFormatterAlignmentTest extends AbstractJavaFormatterTest { |
| |
| public void testChainedMethodsAlignment() throws Exception { |
| // Inspired by IDEA-30369 |
| getSettings().ALIGN_MULTILINE_CHAINED_METHODS = true; |
| getSettings().METHOD_CALL_CHAIN_WRAP = CommonCodeStyleSettings.WRAP_AS_NEEDED; |
| getSettings().getRootSettings().getIndentOptions(StdFileTypes.JAVA).CONTINUATION_INDENT_SIZE = 8; |
| doTest(); |
| } |
| |
| public void testMethodAndChainedField() throws Exception { |
| // Inspired by IDEA-79806 |
| |
| getSettings().ALIGN_MULTILINE_CHAINED_METHODS = true; |
| doMethodTest( |
| "Holder.INSTANCE\n" + |
| " .foo();", |
| "Holder.INSTANCE\n" + |
| " .foo();" |
| ); |
| } |
| |
| public void testMultipleMethodAnnotationsCommentedInTheMiddle() throws Exception { |
| getSettings().BLANK_LINES_AFTER_CLASS_HEADER = 1; |
| getSettings().getRootSettings().getIndentOptions(StdFileTypes.JAVA).INDENT_SIZE = 4; |
| |
| // Inspired by IDEA-53942 |
| doTextTest( |
| "public class Test {\n" + |
| " @Override\n" + |
| "// @XmlElement(name = \"Document\", required = true, type = DocumentType.class)\n" + |
| " @XmlTransient\n" + |
| " void foo() {\n" + |
| "}\n" + |
| "}", |
| |
| "public class Test {\n" + |
| "\n" + |
| " @Override\n" + |
| "// @XmlElement(name = \"Document\", required = true, type = DocumentType.class)\n" + |
| " @XmlTransient\n" + |
| " void foo() {\n" + |
| " }\n" + |
| "}" |
| ); |
| } |
| |
| public void testTernaryOperator() throws Exception { |
| // Inspired by IDEADEV-13018 |
| getSettings().ALIGN_MULTILINE_TERNARY_OPERATION = true; |
| |
| doMethodTest("int i = a ? x\n" + ": y;", "int i = a ? x\n" + " : y;"); |
| } |
| |
| public void testMethodCallArgumentsAndSmartTabs() throws IncorrectOperationException { |
| // Inspired by IDEADEV-20144. |
| getSettings().ALIGN_MULTILINE_PARAMETERS_IN_CALLS = true; |
| getSettings().getRootSettings().getIndentOptions(StdFileTypes.JAVA).SMART_TABS = true; |
| getSettings().getRootSettings().getIndentOptions(StdFileTypes.JAVA).USE_TAB_CHARACTER = true; |
| doTextTest("class Foo {\n" + |
| " void foo() {\n" + |
| " bar(new Object[] {\n" + |
| " \"hello1\",\n" + |
| " \"hello2\", add(\"hello3\",\n" + |
| " \"world\")\n" + |
| "});" + |
| " }}", "class Foo {\n" + |
| "\tvoid foo() {\n" + |
| "\t\tbar(new Object[]{\n" + |
| "\t\t\t\t\"hello1\",\n" + |
| "\t\t\t\t\"hello2\", add(\"hello3\",\n" + |
| "\t\t\t\t \"world\")\n" + |
| "\t\t});\n" + |
| "\t}\n" + |
| "}"); |
| } |
| |
| public void testArrayInitializer() throws IncorrectOperationException { |
| // Inspired by IDEADEV-16136 |
| getSettings().ARRAY_INITIALIZER_WRAP = CommonCodeStyleSettings.WRAP_ALWAYS; |
| getSettings().ALIGN_MULTILINE_ARRAY_INITIALIZER_EXPRESSION = true; |
| |
| doTextTest( |
| "@SuppressWarnings({\"UseOfSystemOutOrSystemErr\", \"AssignmentToCollectionOrArrayFieldFromParameter\", \"ReturnOfCollectionOrArrayField\"})\n" + |
| "public class Some {\n" + |
| "}", |
| "@SuppressWarnings({\"UseOfSystemOutOrSystemErr\",\n" + |
| " \"AssignmentToCollectionOrArrayFieldFromParameter\",\n" + |
| " \"ReturnOfCollectionOrArrayField\"})\n" + |
| "public class Some {\n" + |
| "}"); |
| } |
| |
| public void testMethodBrackets() throws Exception { |
| // Inspired by IDEA-53013 |
| getSettings().ALIGN_MULTILINE_METHOD_BRACKETS = true; |
| getSettings().ALIGN_MULTILINE_PARENTHESIZED_EXPRESSION = false; |
| getSettings().ALIGN_MULTILINE_PARAMETERS = true; |
| getSettings().ALIGN_MULTILINE_PARAMETERS_IN_CALLS = true; |
| getSettings().CALL_PARAMETERS_RPAREN_ON_NEXT_LINE = true; |
| getSettings().METHOD_PARAMETERS_RPAREN_ON_NEXT_LINE = true; |
| |
| doClassTest( |
| "public void foo(int i,\n" + |
| " int j) {\n" + |
| "}\n" + |
| "\n" + |
| " public void bar() {\n" + |
| " foo(1,\n" + |
| " 2);\n" + |
| " }", |
| |
| "public void foo(int i,\n" + |
| " int j\n" + |
| " ) {\n" + |
| "}\n" + |
| "\n" + |
| "public void bar() {\n" + |
| " foo(1,\n" + |
| " 2\n" + |
| " );\n" + |
| "}" |
| ); |
| |
| // Inspired by IDEA-55306 |
| getSettings().ALIGN_MULTILINE_METHOD_BRACKETS = false; |
| getSettings().CALL_PARAMETERS_RPAREN_ON_NEXT_LINE = false; |
| String method = |
| "executeCommand(new Command<Boolean>() {\n" + |
| " public Boolean run() throws ExecutionException {\n" + |
| " return doInterrupt();\n" + |
| " }\n" + |
| "});"; |
| doMethodTest(method, method); |
| } |
| |
| public void testFieldInColumnsAlignment() { |
| // Inspired by IDEA-55147 |
| getSettings().ALIGN_GROUP_FIELD_DECLARATIONS = true; |
| getSettings().FIELD_ANNOTATION_WRAP = CommonCodeStyleSettings.DO_NOT_WRAP; |
| getSettings().VARIABLE_ANNOTATION_WRAP = CommonCodeStyleSettings.DO_NOT_WRAP; |
| |
| doTextTest( |
| "public class FormattingTest {\n" + |
| "\n" + |
| " int start = 1;\n" + |
| " double end = 2;\n" + |
| "\n" + |
| " int i2 = 1;\n" + |
| " double dd2,\n" + |
| " dd3 = 2;\n" + |
| "\n" + |
| " // asd\n" + |
| " char ccc3 = 'a';\n" + |
| " double ddd31, ddd32 = 1;\n" + |
| "\n" + |
| " private\n" + |
| " final String s4 = \"\";\n" + |
| " private\n" + |
| " transient int i4 = 1;\n" + |
| "\n" + |
| " private final String s5 = \"xxx\";\n" + |
| " private transient int iiii5 = 1;\n" + |
| " /*sdf*/\n" + |
| " @MyAnnotation(value = 1, text = 2) float f5 = 1;\n" + |
| "}", |
| |
| "public class FormattingTest {\n" + |
| "\n" + |
| " int start = 1;\n" + |
| " double end = 2;\n" + |
| "\n" + |
| " int i2 = 1;\n" + |
| " double dd2,\n" + |
| " dd3 = 2;\n" + |
| "\n" + |
| " // asd\n" + |
| " char ccc3 = 'a';\n" + |
| " double ddd31, ddd32 = 1;\n" + |
| "\n" + |
| " private\n" + |
| " final String s4 = \"\";\n" + |
| " private\n" + |
| " transient int i4 = 1;\n" + |
| "\n" + |
| " private final String s5 = \"xxx\";\n" + |
| " private transient int iiii5 = 1;\n" + |
| " /*sdf*/\n" + |
| " @MyAnnotation(value = 1, text = 2) float f5 = 1;\n" + |
| "}" |
| ); |
| } |
| |
| public void testTabsAndFieldsInColumnsAlignment() throws Exception { |
| // Inspired by IDEA-56242 |
| getSettings().ALIGN_GROUP_FIELD_DECLARATIONS = true; |
| getIndentOptions().USE_TAB_CHARACTER = true; |
| |
| doTextTest( |
| "public class Test {\n" + |
| "\tprivate Long field2 = null;\n" + |
| "\tprivate final Object field1 = null;\n" + |
| "\tprivate int i = 1;\n" + |
| "}", |
| |
| "public class Test {\n" + |
| "\tprivate Long field2 = null;\n" + |
| "\tprivate final Object field1 = null;\n" + |
| "\tprivate int i = 1;\n" + |
| "}" |
| ); |
| } |
| |
| public void testAnnotatedAndNonAnnotatedFieldsInColumnsAlignment() { |
| // Inspired by IDEA-60237 |
| |
| getSettings().ALIGN_GROUP_FIELD_DECLARATIONS = true; |
| doTextTest( |
| "public class Test {\n" + |
| " @Id\n" + |
| " private final String name;\n" + |
| " @Column(length = 2 * 1024 * 1024 /* 2 MB */)\n" + |
| " private String value;\n" + |
| " private boolean required;\n" + |
| " private String unsetValue;\n" + |
| "}", |
| |
| "public class Test {\n" + |
| " @Id\n" + |
| " private final String name;\n" + |
| " @Column(length = 2 * 1024 * 1024 /* 2 MB */)\n" + |
| " private String value;\n" + |
| " private boolean required;\n" + |
| " private String unsetValue;\n" + |
| "}" |
| ); |
| } |
| |
| public void testAlignThrowsKeyword() throws Exception { |
| // Inspired by IDEA-63820 |
| |
| getSettings().ALIGN_THROWS_KEYWORD = true; |
| doClassTest( |
| "public void test()\n" + |
| " throws Exception {}", |
| "public void test()\n" + |
| "throws Exception {\n" + |
| "}" |
| ); |
| |
| getSettings().ALIGN_THROWS_KEYWORD = false; |
| doClassTest( |
| "public void test()\n" + |
| " throws Exception {}", |
| "public void test()\n" + |
| " throws Exception {\n" + |
| "}" |
| ); |
| } |
| |
| public void testAlignResourceList() throws Exception { |
| getSettings().KEEP_SIMPLE_BLOCKS_IN_ONE_LINE = true; |
| |
| getSettings().ALIGN_MULTILINE_RESOURCES = true; |
| doMethodTest("try (MyResource r1 = null;\n" + |
| "MyResource r2 = null) { }", |
| "try (MyResource r1 = null;\n" + |
| " MyResource r2 = null) { }"); |
| |
| getSettings().ALIGN_MULTILINE_RESOURCES = false; |
| doMethodTest("try (MyResource r1 = null;\n" + |
| "MyResource r2 = null) { }", |
| "try (MyResource r1 = null;\n" + |
| " MyResource r2 = null) { }"); |
| } |
| |
| |
| public void testChainedMethodCallsAfterFieldsChain_WithAlignment() throws Exception { |
| getSettings().ALIGN_MULTILINE_CHAINED_METHODS = true; |
| getSettings().METHOD_CALL_CHAIN_WRAP = CommonCodeStyleSettings.WRAP_ALWAYS; |
| |
| doMethodTest( |
| "a.current.current.current.getThis().getThis().getThis();", |
| |
| "a.current.current.current.getThis()\n" + |
| " .getThis()\n" + |
| " .getThis();" |
| ); |
| |
| doMethodTest( |
| "a.current.current.current.getThis().getThis().getThis().current.getThis().getThis().getThis().getThis();", |
| |
| "a.current.current.current.getThis()\n" + |
| " .getThis()\n" + |
| " .getThis().current.getThis()\n" + |
| " .getThis()\n" + |
| " .getThis()\n" + |
| " .getThis();" |
| ); |
| |
| |
| String onlyMethodCalls = "getThis().getThis().getThis();"; |
| String formatedMethodCalls = "getThis().getThis()\n" + |
| " .getThis();"; |
| |
| doMethodTest(onlyMethodCalls, formatedMethodCalls); |
| } |
| |
| public void testChainedMethodCallsAfterFieldsChain_WithoutAlignment() throws Exception { |
| getSettings().ALIGN_MULTILINE_CHAINED_METHODS = false; |
| getSettings().METHOD_CALL_CHAIN_WRAP = CommonCodeStyleSettings.WRAP_ALWAYS; |
| |
| doMethodTest( |
| "a.current.current.current.getThis().getThis().getThis();", |
| |
| "a.current.current.current.getThis()\n" + |
| " .getThis()\n" + |
| " .getThis();" |
| ); |
| } |
| |
| public void testChainedMethodCalls_WithChopDownIfLongOption() throws Exception { |
| getSettings().ALIGN_MULTILINE_CHAINED_METHODS = true; |
| getSettings().METHOD_CALL_CHAIN_WRAP = CommonCodeStyleSettings.WRAP_ON_EVERY_ITEM; // it's equal to "Chop down if long" |
| getSettings().RIGHT_MARGIN = 50; |
| |
| String before = "a.current.current.getThis().getThis().getThis().getThis().getThis();"; |
| doMethodTest( |
| before, |
| "a.current.current.getThis()\n" + |
| " .getThis()\n" + |
| " .getThis()\n" + |
| " .getThis()\n" + |
| " .getThis();" |
| ); |
| |
| getSettings().RIGHT_MARGIN = 80; |
| doMethodTest(before, before); |
| } |
| |
| public void testChainedMethodCalls_WithWrapIfNeededOption() throws Exception { |
| getSettings().ALIGN_MULTILINE_CHAINED_METHODS = false; |
| getSettings().METHOD_CALL_CHAIN_WRAP = CommonCodeStyleSettings.WRAP_AS_NEEDED; |
| getSettings().RIGHT_MARGIN = 50; |
| |
| String before = "a.current.current.getThis().getThis().getThis().getThis();"; |
| |
| doMethodTest( |
| before, |
| "a.current.current.getThis().getThis()\n" + |
| " .getThis().getThis();" |
| ); |
| |
| getSettings().ALIGN_MULTILINE_CHAINED_METHODS = true; |
| |
| doMethodTest( |
| before, |
| "a.current.current.getThis().getThis()\n" + |
| " .getThis().getThis();" |
| ); |
| |
| getSettings().RIGHT_MARGIN = 75; |
| doMethodTest(before, before); |
| } |
| } |
