1 files changed, 112 insertions, 0 deletions
diff --git a/json/tests/test/com/intellij/json/JsonFormattingTest.java b/json/tests/test/com/intellij/json/JsonFormattingTest.java
new file mode 100644
index 00000000..98f2a005
--- /dev/null
+++ b/json/tests/test/com/intellij/json/JsonFormattingTest.java
@@ -0,0 +1,112 @@
+package com.intellij.json;
+
+import com.intellij.json.formatter.JsonCodeStyleSettings.PropertyAlignment;
+import com.intellij.openapi.command.WriteCommandAction;
+import com.intellij.psi.codeStyle.CodeStyleManager;
+import com.intellij.psi.codeStyle.CommonCodeStyleSettings;
+import com.intellij.testFramework.PlatformTestUtil;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * @author Mikhail Golubev
+ */
+public class JsonFormattingTest extends JsonTestCase {
+  
+  @Override
+  protected String getTestDataPath() {
+    return super.getTestDataPath() + "/formatting";
+  }
+
+  public void testContainerElementsAlignment() {
+    doTest();
+  }
+
+  public void testBlankLinesStripping() {
+    doTest();
+  }
+
+  public void testSpacesInsertion() {
+    doTest();
+  }
+  
+  public void testDoNotThrowFailedToAlignException() {
+    getCustomCodeStyleSettings().PROPERTY_ALIGNMENT = PropertyAlignment.ALIGN_ON_VALUE.getId(); 
+    doTest();
+  }
+
+  public void testWrapping() {
+    getCodeStyleSettings().setRightMargin(JsonLanguage.INSTANCE, 20);
+    doTest();
+  }
+
+  // WEB-13587
+  public void testAlignPropertiesOnColon() {
+    checkPropertyAlignment(PropertyAlignment.ALIGN_ON_COLON);
+  }
+
+  // WEB-13587
+  public void testAlignPropertiesOnValue() {
+    checkPropertyAlignment(PropertyAlignment.ALIGN_ON_VALUE);
+  }
+
+  private void checkPropertyAlignment(@NotNull final PropertyAlignment alignmentType) {
+    getCustomCodeStyleSettings().PROPERTY_ALIGNMENT = alignmentType.getId();
+    doTest();
+  }
+
+  public void testChopDownArrays() {
+    getCustomCodeStyleSettings().ARRAY_WRAPPING = CommonCodeStyleSettings.WRAP_ON_EVERY_ITEM;
+    getCodeStyleSettings().setRightMargin(JsonLanguage.INSTANCE, 40);
+    doTest();
+  }
+
+  // IDEA-138902
+  public void testObjectsWithSingleProperty() {
+    doTest();
+  }
+
+  // Moved from JavaScript
+
+  public void testWeb3830() {
+    CommonCodeStyleSettings.IndentOptions options = getIndentOptions();
+    options.INDENT_SIZE = 8;
+    options.USE_TAB_CHARACTER = true;
+    options.TAB_SIZE = 8;
+    doTest();
+  }
+
+  public void testReformatJSon() {
+    getIndentOptions().INDENT_SIZE = 4;
+    doTest();
+  }
+
+  public void testReformatJSon2() {
+    getIndentOptions().INDENT_SIZE = 4;
+    doTest();
+  }
+
+  public void testRemoveTrailingCommas() {
+    doTest();
+  }
+
+  public void testReformatIncompleteJson1() { doTest();}
+
+  public void testReformatIncompleteJson2() { doTest();}
+
+  public void testIndentForElements() { doTest();}
+  public void testNoExtraNewLineByWrap() { doTest();}
+
+  public void testHugeJsonFile() {
+    // IDEA-195340 bad JSON kills IntelliJ
+    PlatformTestUtil.startPerformanceTest(getTestName(false), 20000, this::doTest).attempts(1).usesAllCPUCores().assertTiming();
+  }
+
+  private void doTest() {
+    myFixture.configureByFile(getTestName(false) + ".json");
+    WriteCommandAction.runWriteCommandAction(null, () -> {
+      CodeStyleManager codeStyleManager = CodeStyleManager.getInstance(myFixture.getProject());
+      codeStyleManager.reformat(myFixture.getFile());
+    });
+    myFixture.checkResultByFile(getTestName(false) + "_after.json");
+  }
+}