Support EditorConfig for online browser/editor.

src/test/scala/gitbucket/core/util/EditorConfigUtilSpec.scala

@@ -0,0 +1,38 @@
+package gitbucket.core.util
+
+import org.scalatest.FunSuite
+import GitSpecUtil._
+
+class EditorConfigUtilSpec extends FunSuite {
+  val simpleConfig =
+    """[*.txt]
+      |indent_style = tab
+      |indent_size = 4""".stripMargin
+
+  test("no EditorConfig file") {
+    withTestRepository { git =>
+      createFile(git, "master", "README.md", "body", message = "commit1")
+      val props = EditorConfigUtil.readProperties(git, "master", "test.txt")
+      assert(EditorConfigUtil.getTabWidth(props) == 8)
+      assert(EditorConfigUtil.getUseSoftTabs(props) == false)
+      assert(EditorConfigUtil.getNewLineMode(props) == "auto")
+
+      val subdirProps = EditorConfigUtil.readProperties(git, "master", "dir1/dir2/dir3/dir4/test.txt")
+      assert(EditorConfigUtil.getTabWidth(subdirProps) == 8)
+      assert(EditorConfigUtil.getUseSoftTabs(subdirProps) == false)
+      assert(EditorConfigUtil.getNewLineMode(subdirProps) == "auto")
+    }
+  }
+
+  test("simple EditorConfig") {
+    withTestRepository { git =>
+      createFile(git, "master", ".editorconfig", simpleConfig, message = "commit1")
+
+      val props = EditorConfigUtil.readProperties(git, "master", "test.txt")
+      assert(EditorConfigUtil.getTabWidth(props) == 4)
+
+      val subdirProps = EditorConfigUtil.readProperties(git, "master", "dir1/dir2/dir3/dir4/test.txt")
+      assert(EditorConfigUtil.getTabWidth(subdirProps) == 4)
+    }
+  }
+}