fakeAPI first try

main.py

@@ -9,12 +9,13 @@ sdb-v2-155113.93+353926.6-mnest/phoenix_m+modbb_disk_r_.json
 
 
 # Standard imports
+import json
 from pathlib import Path
 
 # Third party imports
 import panel
 from fastapi import FastAPI, Request
-from fastapi.responses import HTMLResponse
+from fastapi.responses import HTMLResponse, JSONResponse
 from fastapi.templating import Jinja2Templates
 from panel.pane import Markdown
 
@@ -113,3 +114,24 @@ async def disk_infos(request: Request) -> HTMLResponse:
         name="disk_infos_fragment.html.jinja",
         context={"script": script},
     )
+
+
+@app.get("/fake/diskspectrasimresult", response_class=JSONResponse)
+async def diskspectrasimresult(request: Request) -> JSONResponse:
+    """
+    Collect disk spectra simulation data.
+
+    Args:
+        request: Informations from JSON request.
+
+    Returns:
+        A JSON file, ready to be input for DiskPlot function.
+        It is copied from an example JSON file for the moment but
+        it will be collected from an HTTP request/JSONResponse in the end.
+    """
+    with open("phoenix_m+modbb_disk_r_.json") as source_file:
+        data = json.load(source_file)
+    # TODO: move this file_path to a parameter to be ready to accept a JSONResponse
+    # after a request to GRaTeR. But I am not sure how to do that.
+
+    return JSONResponse(content=data)

tests/test_fake_API.py

+"""Tests for fake API in main.py file"""
+
+# Test imports
+import pytest
+from assertpy import assert_that
+
+# Standard imports
+import json
+
+# First party imports
+from main import DiskPlot, diskspectrasimresult
+
+# from fastapi.testclient import TestClient
+
+
+def test_disk_plot_fails_with_empty_json():
+    with pytest.raises(Exception):
+        disk_plot = DiskPlot("")
+
+
+def test_disk_plot_fails_with_bad_diskspectrasimresult_response():
+    with pytest.raises(Exception):
+        # client = TestClient(app)
+        disk_plot = DiskPlot(client.get("/fake/diskspectrasimresult").json())