test : changed test format + added playwright support

tests/unit/grades_test.ts

@@ -0,0 +1,70 @@
+import { assertEquals } from "@std/assert";
+import {
+  calculateWeightedAverage,
+  getEffectiveNote,
+  applyAjustement,
+  Note,
+  UEModule,
+  Ajustement
+} from "../../logic/grades.ts";
+
+Deno.test("grades logic: getEffectiveNote uses session 2 if present", () => {
+  const note: Note = { note: 12, noteSession2: 15 };
+  assertEquals(getEffectiveNote(note), 15);
+});
+
+Deno.test("grades logic: getEffectiveNote uses session 1 if session 2 is null", () => {
+  const note: Note = { note: 12, noteSession2: null };
+  assertEquals(getEffectiveNote(note), 12);
+});
+
+Deno.test("grades logic: calculateWeightedAverage computes correctly", () => {
+  const ueModules: UEModule[] = [
+    { idModule: "M1", coeff: 2 },
+    { idModule: "M2", coeff: 3 },
+  ];
+  const notesMap: Record<string, Note> = {
+    "M1": { note: 10, noteSession2: null },
+    "M2": { note: 15, noteSession2: null },
+  };
+  // (10*2 + 15*3) / 5 = (20 + 45) / 5 = 65 / 5 = 13
+  assertEquals(calculateWeightedAverage(ueModules, notesMap), 13);
+});
+
+Deno.test("grades logic: calculateWeightedAverage handles missing notes", () => {
+  const ueModules: UEModule[] = [
+    { idModule: "M1", coeff: 2 },
+    { idModule: "M2", coeff: 3 },
+  ];
+  const notesMap: Record<string, Note> = {
+    "M1": { note: 10, noteSession2: null },
+    // M2 manquante
+  };
+  // (10*2) / 2 = 10
+  assertEquals(calculateWeightedAverage(ueModules, notesMap), 10);
+});
+
+Deno.test("grades logic: calculateWeightedAverage returns null if no notes", () => {
+  const ueModules: UEModule[] = [
+    { idModule: "M1", coeff: 2 },
+  ];
+  const notesMap: Record<string, Note> = {};
+  assertEquals(calculateWeightedAverage(ueModules, notesMap), null);
+});
+
+Deno.test("grades logic: applyAjustement replaces calculated average", () => {
+  const calculatedAvg = 12;
+  const ajustement: Ajustement = { valeur: 14, malus: 0 };
+  assertEquals(applyAjustement(calculatedAvg, ajustement), 14);
+});
+
+Deno.test("grades logic: applyAjustement subtracts malus", () => {
+  const calculatedAvg = 12;
+  const ajustement: Ajustement = { valeur: 14, malus: 2 };
+  assertEquals(applyAjustement(calculatedAvg, ajustement), 12);
+});
+
+Deno.test("grades logic: applyAjustement returns calculated average if no ajustement", () => {
+  const calculatedAvg = 12;
+  assertEquals(applyAjustement(calculatedAvg, null), 12);
+});