test: add tests for lp_load command (#403)

This also adds a utility to create in-memory zip files from a
directory tree, to aid in future import testing.

Author: dwong2708

openedx_learning/apps/authoring/backup_restore/management/commands/lp_load.py

@@ -29,7 +29,7 @@ def handle(self, *args, **options):
             message = f'{file_name} loaded successfully'
             self.stdout.write(self.style.SUCCESS(message))
         except FileNotFoundError as exc:
-            message = f"Learning package file {file_name} not found"
+            message = f"Learning package file {file_name} not found: {exc}"
             raise CommandError(message) from exc
         except Exception as e:
             message = f"Failed to load '{file_name}': {e}"

test_utils/zip_file_utils.py

@@ -0,0 +1,26 @@
+"""Utility functions for working with in-memory zip files from folders."""
+
+import io
+import zipfile
+from pathlib import Path
+
+
+def folder_to_inmemory_zip(folder_path: str) -> zipfile.ZipFile:
+    """
+    Reads the contents of a folder and returns an in-memory ZipFile object.
+
+    Args:
+        folder_path (str): Path to the folder to zip.
+
+    Returns:
+        zipfile.ZipFile: An in-memory ZipFile containing the folder's contents.
+    """
+    buffer = io.BytesIO()
+    folder = Path(folder_path)
+    with zipfile.ZipFile(buffer, "w", compression=zipfile.ZIP_DEFLATED) as zipf:
+        for file_path in folder.rglob("*"):
+            if file_path.is_file():
+                arcname = file_path.relative_to(folder)
+                zipf.write(file_path, arcname=str(arcname))
+    buffer.seek(0)
+    return zipfile.ZipFile(buffer, "r")

tests/openedx_learning/apps/authoring/backup_restore/fixtures/library_backup/collections/collection-test.toml

@@ -0,0 +1,9 @@
+[collection]
+title = "Collection test1"
+key = "collection-test"
+description = ""
+created = 2025-08-19T04:25:27.754968Z
+entities = [
+    "xblock.v1:html:e32d5479-9492-41f6-9222-550a7346bc37",
+    "xblock.v1:problem:256739e8-c2df-4ced-bd10-8156f6cfa90b",
+]

tests/openedx_learning/apps/authoring/backup_restore/fixtures/library_backup/entities/section1-8ca126.toml

@@ -0,0 +1,23 @@
+[entity]
+uuid = "0df28dac-aa13-473c-8c41-2f27e10362da"
+can_stand_alone = true
+key = "section1-8ca126"
+created = 2025-09-04T22:51:40.919872Z
+
+[entity.draft]
+version_num = 2
+
+[entity.published]
+# unpublished: no published_version_num
+
+[entity.container.section]
+
+# ### Versions
+
+[[version]]
+title = "Section1"
+uuid = "60756ba1-231a-4014-9602-1fba48678674"
+version_num = 2
+
+[version.container]
+children = ["subsection1-48afa3"]

tests/openedx_learning/apps/authoring/backup_restore/fixtures/library_backup/entities/subsection1-48afa3.toml

@@ -0,0 +1,23 @@
+[entity]
+uuid = "0b52444b-0604-4510-be71-960251e7343d"
+can_stand_alone = true
+key = "subsection1-48afa3"
+created = 2025-09-04T22:51:52.824941Z
+
+[entity.draft]
+version_num = 2
+
+[entity.published]
+# unpublished: no published_version_num
+
+[entity.container.subsection]
+
+# ### Versions
+
+[[version]]
+title = "Subsection1"
+uuid = "46642bce-0861-4e22-8b37-3cd897c99239"
+version_num = 2
+
+[version.container]
+children = ["unit1-b7eafb"]

tests/openedx_learning/apps/authoring/backup_restore/fixtures/library_backup/entities/unit1-b7eafb.toml

@@ -0,0 +1,23 @@
+[entity]
+uuid = "c1a69936-ac68-4e1d-843a-0708fa7c755b"
+can_stand_alone = true
+key = "unit1-b7eafb"
+created = 2025-09-04T22:51:59.271334Z
+
+[entity.draft]
+version_num = 2
+
+[entity.published]
+# unpublished: no published_version_num
+
+[entity.container.unit]
+
+# ### Versions
+
+[[version]]
+title = "Unit1"
+uuid = "f8aa4b20-8271-4838-bbe6-e0164d616c13"
+version_num = 2
+
+[version.container]
+children = ["xblock.v1:video:22601ebd-9da8-430b-9778-cfe059a98568"]

tests/openedx_learning/apps/authoring/backup_restore/fixtures/library_backup/entities/xblock.v1/drag-and-drop-v2/4d1b2fac-8b30-42fb-872d-6b10ab580b27.toml

@@ -0,0 +1,18 @@
+[entity]
+uuid = "a919094d-1fd0-40bb-9fe2-66284a80effb"
+can_stand_alone = true
+key = "xblock.v1:drag-and-drop-v2:4d1b2fac-8b30-42fb-872d-6b10ab580b27"
+created = 2025-09-04T22:39:37.001432Z
+
+[entity.draft]
+version_num = 2
+
+[entity.published]
+# unpublished: no published_version_num
+
+# ### Versions
+
+[[version]]
+title = "Drag and Drop"
+uuid = "136f72d0-a793-4993-b0b1-8515e0c21e64"
+version_num = 2

tests/openedx_learning/apps/authoring/backup_restore/fixtures/library_backup/entities/xblock.v1/drag-and-drop-v2/4d1b2fac-8b30-42fb-872d-6b10ab580b27/component_versions/v2/block.xml

@@ -0,0 +1 @@
+<drag-and-drop-v2 xblock-family="xblock.v1" data="{&#10;  &quot;explanation&quot;: &quot;&quot;,&#10;  &quot;feedback&quot;: {&#10;    &quot;finish&quot;: &quot;Good work! You have completed this drag and drop problem.&quot;,&#10;    &quot;start&quot;: &quot;Drag the items onto the image above.&quot;&#10;  },&#10;  &quot;items&quot;: [&#10;    {&#10;      &quot;displayName&quot;: &quot;Goes to the top&quot;,&#10;      &quot;feedback&quot;: {&#10;        &quot;correct&quot;: &quot;Correct! This one belongs to The Top Zone.&quot;,&#10;        &quot;incorrect&quot;: &quot;No, this item does not belong here. Try again.&quot;&#10;      },&#10;      &quot;id&quot;: 0,&#10;      &quot;imageDescription&quot;: &quot;&quot;,&#10;      &quot;imageURL&quot;: &quot;&quot;,&#10;      &quot;noPadding&quot;: false,&#10;      &quot;zones&quot;: [&#10;        &quot;top&quot;&#10;      ]&#10;    },&#10;    {&#10;      &quot;displayName&quot;: &quot;Goes to the middle&quot;,&#10;      &quot;feedback&quot;: {&#10;        &quot;correct&quot;: &quot;Correct! This one belongs to The Middle Zone.&quot;,&#10;        &quot;incorrect&quot;: &quot;No, this item does not belong here. Try again.&quot;&#10;      },&#10;      &quot;id&quot;: 1,&#10;      &quot;imageDescription&quot;: &quot;&quot;,&#10;      &quot;imageURL&quot;: &quot;&quot;,&#10;      &quot;noPadding&quot;: false,&#10;      &quot;zones&quot;: [&#10;        &quot;middle&quot;&#10;      ]&#10;    },&#10;    {&#10;      &quot;displayName&quot;: &quot;Goes to the bottom&quot;,&#10;      &quot;feedback&quot;: {&#10;        &quot;correct&quot;: &quot;Correct! This one belongs to The Bottom Zone.&quot;,&#10;        &quot;incorrect&quot;: &quot;No, this item does not belong here. Try again.&quot;&#10;      },&#10;      &quot;id&quot;: 2,&#10;      &quot;imageDescription&quot;: &quot;&quot;,&#10;      &quot;imageURL&quot;: &quot;&quot;,&#10;      &quot;noPadding&quot;: false,&#10;      &quot;zones&quot;: [&#10;        &quot;bottom&quot;&#10;      ]&#10;    },&#10;    {&#10;      &quot;displayName&quot;: &quot;Goes anywhere&quot;,&#10;      &quot;feedback&quot;: {&#10;        &quot;correct&quot;: &quot;Of course it goes here! It goes anywhere!&quot;,&#10;        &quot;incorrect&quot;: &quot;&quot;&#10;      },&#10;      &quot;id&quot;: 3,&#10;      &quot;imageDescription&quot;: &quot;&quot;,&#10;      &quot;imageURL&quot;: &quot;&quot;,&#10;      &quot;noPadding&quot;: false,&#10;      &quot;zones&quot;: [&#10;        &quot;top&quot;,&#10;        &quot;middle&quot;,&#10;        &quot;bottom&quot;&#10;      ]&#10;    },&#10;    {&#10;      &quot;displayName&quot;: &quot;I don't belong anywhere&quot;,&#10;      &quot;feedback&quot;: {&#10;        &quot;correct&quot;: &quot;&quot;,&#10;        &quot;incorrect&quot;: &quot;You silly, there are no zones for this one.&quot;&#10;      },&#10;      &quot;id&quot;: 4,&#10;      &quot;imageDescription&quot;: &quot;&quot;,&#10;      &quot;imageURL&quot;: &quot;&quot;,&#10;      &quot;noPadding&quot;: false,&#10;      &quot;zones&quot;: []&#10;    }&#10;  ],&#10;  &quot;targetImgDescription&quot;: &quot;An isosceles triangle with three layers of similar height. It is shown upright, so the widest layer is located at the bottom, and the narrowest layer is located at the top.&quot;,&#10;  &quot;zones&quot;: [&#10;    {&#10;      &quot;align&quot;: &quot;center&quot;,&#10;      &quot;description&quot;: &quot;Use this zone to associate an item with the top layer of the triangle.&quot;,&#10;      &quot;height&quot;: 178,&#10;      &quot;title&quot;: &quot;The Top Zone&quot;,&#10;      &quot;uid&quot;: &quot;top&quot;,&#10;      &quot;width&quot;: 196,&#10;      &quot;x&quot;: 160,&#10;      &quot;y&quot;: 30&#10;    },&#10;    {&#10;      &quot;align&quot;: &quot;center&quot;,&#10;      &quot;description&quot;: &quot;Use this zone to associate an item with the middle layer of the triangle.&quot;,&#10;      &quot;height&quot;: 138,&#10;      &quot;title&quot;: &quot;The Middle Zone&quot;,&#10;      &quot;uid&quot;: &quot;middle&quot;,&#10;      &quot;width&quot;: 340,&#10;      &quot;x&quot;: 86,&#10;      &quot;y&quot;: 210&#10;    },&#10;    {&#10;      &quot;align&quot;: &quot;center&quot;,&#10;      &quot;description&quot;: &quot;Use this zone to associate an item with the bottom layer of the triangle.&quot;,&#10;      &quot;height&quot;: 135,&#10;      &quot;title&quot;: &quot;The Bottom Zone&quot;,&#10;      &quot;uid&quot;: &quot;bottom&quot;,&#10;      &quot;width&quot;: 485,&#10;      &quot;x&quot;: 15,&#10;      &quot;y&quot;: 350&#10;    }&#10;  ]&#10;}" display_name="Drag and Drop" item_background_color="" item_text_color="" max_attempts="null" max_items_per_zone="null" mode="standard" question_text="test example" show_question_header="true" show_title="true" weight="1.0"/>

tests/openedx_learning/apps/authoring/backup_restore/fixtures/library_backup/entities/xblock.v1/html/e32d5479-9492-41f6-9222-550a7346bc37.toml

@@ -0,0 +1,23 @@
+[entity]
+uuid = "1e5e93ef-c34b-4061-aae2-fbca91db6bcc"
+can_stand_alone = true
+key = "xblock.v1:html:e32d5479-9492-41f6-9222-550a7346bc37"
+created = 2025-08-19T04:25:43.685529Z
+
+[entity.draft]
+version_num = 5
+
+[entity.published]
+version_num = 4
+
+# ### Versions
+
+[[version]]
+title = "Text"
+uuid = "23dec9b0-0b2c-4706-9288-6ef4f3c888ea"
+version_num = 5
+
+[[version]]
+title = "Text"
+uuid = "f6ccd316-d603-45ef-ab96-86cf9d3645ae"
+version_num = 4

tests/openedx_learning/apps/authoring/backup_restore/fixtures/library_backup/entities/xblock.v1/html/e32d5479-9492-41f6-9222-550a7346bc37/component_versions/v4/block.xml

@@ -0,0 +1 @@
+<html display_name="Text"><![CDATA[<p>Test<img src="/static/me.png" alt="Me" width="500" height="579" /></p>]]></html>