Add formatter test case

Author: xterao

.editorconfig

@@ -1 +1,4 @@
-[*.{kt,kts}]
+[*.{kt,kts}]
+
+[src/test/testData/sql/**.sql]
+trim_trailing_whitespace = false

src/main/kotlin/org/domaframework/doma/intellij/formatter/SqlPostProcessor.kt

@@ -1,3 +1,18 @@
+/*
+ * Copyright Doma Tools Authors
+ *
+ * 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
+ *
+ *     https://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 org.domaframework.doma.intellij.formatter
 
 import com.intellij.openapi.application.ApplicationManager

src/test/kotlin/org/domaframework/doma/intellij/formatter/SqlFormatterTest.kt

@@ -0,0 +1,82 @@
+/*
+ * Copyright Doma Tools Authors
+ *
+ * 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
+ *
+ *     https://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 org.domaframework.doma.intellij.formatter
+
+import com.intellij.openapi.command.WriteCommandAction
+import com.intellij.psi.codeStyle.CodeStyleManager
+import com.intellij.testFramework.fixtures.BasePlatformTestCase
+import com.intellij.util.ThrowableRunnable
+import org.domaframework.doma.intellij.state.DomaToolsFunctionEnableSettings
+
+class SqlFormatterTest : BasePlatformTestCase() {
+    override fun getBasePath(): String? = "src/test/testData/sql/formatter"
+
+    override fun getTestDataPath(): String? = "src/test/testData/sql/formatter"
+
+    override fun setUp() {
+        super.setUp()
+        val settings = DomaToolsFunctionEnableSettings.getInstance()
+        settings.state.isEnableSqlFormat = true
+    }
+
+    override fun tearDown() {
+        try {
+            val settings = DomaToolsFunctionEnableSettings.getInstance()
+            settings.state.isEnableSqlFormat = false
+        } finally {
+            super.tearDown()
+        }
+    }
+
+    fun testSelectFormatter() {
+        formatSqlFime("Select.sql", "FormattedSelect.sql")
+    }
+
+    fun testCreateTableFormatter() {
+        formatSqlFime("CreateTable.sql", "FormattedCreateTable.sql")
+    }
+
+    fun testCreateViewFormatter() {
+        formatSqlFime("CreateView.sql", "FormattedCreateView.sql")
+    }
+
+    fun testInsertFormatter() {
+        formatSqlFime("Insert.sql", "FormattedInsert.sql")
+    }
+
+    fun testDeleteFormatter() {
+        formatSqlFime("Delete.sql", "FormattedDelete.sql")
+    }
+
+    private fun formatSqlFime(
+        beforeFile: String,
+        afterFile: String,
+    ) {
+        myFixture.configureByFiles(beforeFile)
+        val currentFile = myFixture.file
+        WriteCommandAction
+            .writeCommandAction(project)
+            .run<RuntimeException?>(
+                ThrowableRunnable {
+                    CodeStyleManager.getInstance(project).reformatText(
+                        currentFile,
+                        arrayListOf(currentFile.textRange),
+                    )
+                },
+            )
+        myFixture.checkResultByFile(afterFile)
+    }
+}

src/test/testData/sql/formatter/CreateTable.sql

@@ -0,0 +1,6 @@
+CREATE TABLE departments
+(
+id INT PRIMARY KEY
+            , name VARCHAR(100)
+            ,  loc INT NOT NULL
+)

src/test/testData/sql/formatter/CreateView.sql

@@ -0,0 +1,7 @@
+CREATE VIEW EmployeeView AS
+SELECT employeeid
+       , firstname
+       , lastname
+       , hiredate
+  FROM employee
+ WHERE salary > 50000

src/test/testData/sql/formatter/Delete.sql

@@ -0,0 +1 @@
+delete from x where id in (select id from x2 where id > /* id */ 101 and div = 't')

src/test/testData/sql/formatter/FormattedCreateTable.sql

@@ -0,0 +1,6 @@
+CREATE TABLE departments
+  (
+         id INT PRIMARY KEY
+     , name VARCHAR(100)
+     ,  loc INT NOT NULL
+  ) 

src/test/testData/sql/formatter/FormattedCreateView.sql

@@ -0,0 +1,8 @@
+CREATE VIEW EmployeeView
+AS
+  SELECT employeeid
+         , firstname
+         , lastname
+         , hiredate
+    FROM employee
+   WHERE salary > 50000 

src/test/testData/sql/formatter/FormattedDelete.sql

@@ -0,0 +1,5 @@
+DELETE FROM x
+ WHERE id IN ( SELECT id
+                 FROM x2
+                WHERE id > /* id */101
+                  AND div = 't' ) 

src/test/testData/sql/formatter/FormattedInsert.sql

@@ -0,0 +1,5 @@
+INSERT INTO employee
+            (id
+             , name)
+     VALUES ( /* employees.id */0
+             , /* employees.name */'name')