From 08d0e2cfafc061ea7f57311a4c25b2adc7cf6d3d Mon Sep 17 00:00:00 2001
From: Abby Berkers <abbyberkers@gmail.com>
Date: Wed, 11 Oct 2023 21:32:03 +0200
Subject: [PATCH 1/2] Add structure view elements to correct level (fixes
 #3273)

---
 .../texifyidea/structure/latex/LatexStructureViewElement.kt     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/nl/hannahsten/texifyidea/structure/latex/LatexStructureViewElement.kt b/src/nl/hannahsten/texifyidea/structure/latex/LatexStructureViewElement.kt
index ae528ccdc..f60a5a4a8 100644
--- a/src/nl/hannahsten/texifyidea/structure/latex/LatexStructureViewElement.kt
+++ b/src/nl/hannahsten/texifyidea/structure/latex/LatexStructureViewElement.kt
@@ -195,7 +195,7 @@ class LatexStructureViewElement(private val element: PsiElement) : StructureView
             }
             // Avoid that an element is not added at all by adding it one level up anyway.
             // If index is null, that means that the tree currently only has elements with a higher order.
-            else {
+            else if (index == null || indexInsert == index) {
                 registerSameLevel(sections, child, currentCmd, treeElements, numbering)
                 break
             }

From 14ea7d31ffcfa7b21f471fceb7674b6cb58d8557 Mon Sep 17 00:00:00 2001
From: Abby Berkers <abbyberkers@gmail.com>
Date: Wed, 11 Oct 2023 22:08:23 +0200
Subject: [PATCH 2/2] Added test

---
 .../latex/LatexStructureViewElementTest.kt    | 60 +++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 test/nl/hannahsten/texifyidea/structure/latex/LatexStructureViewElementTest.kt

diff --git a/test/nl/hannahsten/texifyidea/structure/latex/LatexStructureViewElementTest.kt b/test/nl/hannahsten/texifyidea/structure/latex/LatexStructureViewElementTest.kt
new file mode 100644
index 000000000..7a99c64b2
--- /dev/null
+++ b/test/nl/hannahsten/texifyidea/structure/latex/LatexStructureViewElementTest.kt
@@ -0,0 +1,60 @@
+package nl.hannahsten.texifyidea.structure.latex
+
+import com.intellij.testFramework.fixtures.BasePlatformTestCase
+import nl.hannahsten.texifyidea.file.LatexFileType
+
+class LatexStructureViewElementTest : BasePlatformTestCase() {
+    fun `test that item is added to correct level when it is more than one level higher than the previous element`() {
+        myFixture.configureByText(
+            LatexFileType,
+            """
+            \section{s}
+
+            \subsection{ss1}
+
+            \subsubsection{sss}
+
+            \paragraph{p}
+
+            \subsection{ss2}
+            """.trimIndent()
+        )
+
+        myFixture.testStructureView { component ->
+            val documentChildren = (component.treeModel as LatexStructureViewModel).root.children
+            // \section{s1} is the only child element of the document class element.
+            assertEquals(1, documentChildren.size)
+            // \subsection{ss1}
+            //   ...
+            // \subsection{ss2}
+            assertEquals(
+                listOf("\\subsection{ss1}", "\\subsection{ss2}"),
+                documentChildren[0].children.map { (it as LatexStructureViewCommandElement).value.text }
+            )
+        }
+    }
+
+    fun `test that item is added to tree when all items before where of lower level`() {
+        myFixture.configureByText(
+            LatexFileType,
+            """
+            \subsubsection{sss}
+
+            \paragraph{p}
+
+            \subsection{ss}
+            """.trimIndent()
+        )
+
+        myFixture.testStructureView { component ->
+            val documentChildren = (component.treeModel as LatexStructureViewModel).root.children
+            // \subsubsection{sss}
+            //    \paragraph{p}
+            // \subsection{ss}
+            assertEquals(
+                listOf("\\subsubsection{sss}", "\\subsection{ss}"),
+                documentChildren.map { (it as LatexStructureViewCommandElement).value.text }
+            )
+        }
+    }
+}
\ No newline at end of file