feat: Calculer automatiquement les moyennes après chaque saisie de notes
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Les enseignants ont besoin de moyennes à jour immédiatement après la
publication ou modification des notes, sans attendre un batch nocturne.

Le système recalcule via Domain Events synchrones : statistiques
d'évaluation (min/max/moyenne/médiane), moyennes matières pondérées
(normalisation /20), et moyenne générale par élève. Les résultats sont
stockés dans des tables dénormalisées avec cache Redis (TTL 5 min).

Trois endpoints API exposent les données avec contrôle d'accès par rôle.
Une commande console permet le backfill des données historiques au
déploiement.
This commit is contained in:
2026-03-30 06:22:03 +02:00
parent b70d5ec2ad
commit b7dc27f2a5
786 changed files with 118783 additions and 316 deletions

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<?php
declare(strict_types=1);
namespace App\Tests\Unit\Scolarite\Domain\Model\Competency;
use App\Scolarite\Domain\Model\Competency\CompetencyEvaluation;
use App\Scolarite\Domain\Model\Competency\CompetencyEvaluationId;
use App\Scolarite\Domain\Model\Competency\CompetencyId;
use App\Scolarite\Domain\Model\Evaluation\EvaluationId;
use PHPUnit\Framework\Attributes\Test;
use PHPUnit\Framework\TestCase;
final class CompetencyEvaluationTest extends TestCase
{
#[Test]
public function creerSetsAllProperties(): void
{
$evaluationId = EvaluationId::generate();
$competencyId = CompetencyId::generate();
$ce = CompetencyEvaluation::creer(
evaluationId: $evaluationId,
competencyId: $competencyId,
);
self::assertTrue($ce->evaluationId->equals($evaluationId));
self::assertTrue($ce->competencyId->equals($competencyId));
}
#[Test]
public function reconstituteRestoresAllProperties(): void
{
$id = CompetencyEvaluationId::generate();
$evaluationId = EvaluationId::generate();
$competencyId = CompetencyId::generate();
$ce = CompetencyEvaluation::reconstitute(
id: $id,
evaluationId: $evaluationId,
competencyId: $competencyId,
);
self::assertTrue($ce->id->equals($id));
self::assertTrue($ce->evaluationId->equals($evaluationId));
self::assertTrue($ce->competencyId->equals($competencyId));
}
}

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<?php
declare(strict_types=1);
namespace App\Tests\Unit\Scolarite\Domain\Model\Competency;
use App\Scolarite\Domain\Model\Competency\CompetencyFramework;
use App\Scolarite\Domain\Model\Competency\CompetencyFrameworkId;
use App\Shared\Domain\Tenant\TenantId;
use DateTimeImmutable;
use PHPUnit\Framework\Attributes\Test;
use PHPUnit\Framework\TestCase;
final class CompetencyFrameworkTest extends TestCase
{
private const string TENANT_ID = '550e8400-e29b-41d4-a716-446655440001';
#[Test]
public function creerSetsAllProperties(): void
{
$tenantId = TenantId::fromString(self::TENANT_ID);
$now = new DateTimeImmutable('2026-04-01 10:00:00');
$framework = CompetencyFramework::creer(
tenantId: $tenantId,
name: 'Socle commun',
isDefault: true,
now: $now,
);
self::assertTrue($framework->tenantId->equals($tenantId));
self::assertSame('Socle commun', $framework->name);
self::assertTrue($framework->isDefault);
self::assertEquals($now, $framework->createdAt);
}
#[Test]
public function reconstituteRestoresAllProperties(): void
{
$id = CompetencyFrameworkId::generate();
$tenantId = TenantId::fromString(self::TENANT_ID);
$createdAt = new DateTimeImmutable('2026-04-01 10:00:00');
$framework = CompetencyFramework::reconstitute(
id: $id,
tenantId: $tenantId,
name: 'Référentiel personnalisé',
isDefault: false,
createdAt: $createdAt,
);
self::assertTrue($framework->id->equals($id));
self::assertTrue($framework->tenantId->equals($tenantId));
self::assertSame('Référentiel personnalisé', $framework->name);
self::assertFalse($framework->isDefault);
self::assertEquals($createdAt, $framework->createdAt);
}
}

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<?php
declare(strict_types=1);
namespace App\Tests\Unit\Scolarite\Domain\Model\Competency;
use App\Scolarite\Domain\Model\Competency\CompetencyLevel;
use PHPUnit\Framework\Attributes\Test;
use PHPUnit\Framework\TestCase;
final class CompetencyLevelTest extends TestCase
{
#[Test]
public function hasFourLevels(): void
{
self::assertCount(4, CompetencyLevel::cases());
}
#[Test]
public function levelsHaveCorrectValues(): void
{
self::assertSame('not_acquired', CompetencyLevel::NOT_ACQUIRED->value);
self::assertSame('in_progress', CompetencyLevel::IN_PROGRESS->value);
self::assertSame('acquired', CompetencyLevel::ACQUIRED->value);
self::assertSame('exceeded', CompetencyLevel::EXCEEDED->value);
}
#[Test]
public function labelsAreInFrench(): void
{
self::assertSame('Non acquis', CompetencyLevel::NOT_ACQUIRED->label());
self::assertSame('En cours d\'acquisition', CompetencyLevel::IN_PROGRESS->label());
self::assertSame('Acquis', CompetencyLevel::ACQUIRED->label());
self::assertSame('Dépassé', CompetencyLevel::EXCEEDED->label());
}
#[Test]
public function sortOrderIsAscending(): void
{
self::assertSame(1, CompetencyLevel::NOT_ACQUIRED->sortOrder());
self::assertSame(2, CompetencyLevel::IN_PROGRESS->sortOrder());
self::assertSame(3, CompetencyLevel::ACQUIRED->sortOrder());
self::assertSame(4, CompetencyLevel::EXCEEDED->sortOrder());
}
#[Test]
public function colorsAreValid(): void
{
foreach (CompetencyLevel::cases() as $level) {
self::assertMatchesRegularExpression('/^#[0-9a-f]{6}$/', $level->color());
}
}
}

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<?php
declare(strict_types=1);
namespace App\Tests\Unit\Scolarite\Domain\Model\Competency;
use App\Scolarite\Domain\Model\Competency\Competency;
use App\Scolarite\Domain\Model\Competency\CompetencyFrameworkId;
use App\Scolarite\Domain\Model\Competency\CompetencyId;
use PHPUnit\Framework\Attributes\Test;
use PHPUnit\Framework\TestCase;
final class CompetencyTest extends TestCase
{
#[Test]
public function creerSetsAllProperties(): void
{
$frameworkId = CompetencyFrameworkId::generate();
$competency = Competency::creer(
frameworkId: $frameworkId,
code: 'D1.1',
name: 'Comprendre, s\'exprimer en utilisant la langue française',
description: 'Domaine 1 - Langages',
parentId: null,
sortOrder: 1,
);
self::assertTrue($competency->frameworkId->equals($frameworkId));
self::assertSame('D1.1', $competency->code);
self::assertSame('Comprendre, s\'exprimer en utilisant la langue française', $competency->name);
self::assertSame('Domaine 1 - Langages', $competency->description);
self::assertNull($competency->parentId);
self::assertSame(1, $competency->sortOrder);
}
#[Test]
public function creerWithParentId(): void
{
$frameworkId = CompetencyFrameworkId::generate();
$parentId = CompetencyId::generate();
$competency = Competency::creer(
frameworkId: $frameworkId,
code: 'D1.1.1',
name: 'Lire',
description: null,
parentId: $parentId,
sortOrder: 1,
);
self::assertNotNull($competency->parentId);
self::assertTrue($competency->parentId->equals($parentId));
self::assertNull($competency->description);
}
#[Test]
public function reconstituteRestoresAllProperties(): void
{
$id = CompetencyId::generate();
$frameworkId = CompetencyFrameworkId::generate();
$parentId = CompetencyId::generate();
$competency = Competency::reconstitute(
id: $id,
frameworkId: $frameworkId,
code: 'D2',
name: 'Méthodes et outils pour apprendre',
description: 'Domaine 2',
parentId: $parentId,
sortOrder: 2,
);
self::assertTrue($competency->id->equals($id));
self::assertTrue($competency->frameworkId->equals($frameworkId));
self::assertSame('D2', $competency->code);
self::assertSame('Méthodes et outils pour apprendre', $competency->name);
self::assertSame('Domaine 2', $competency->description);
self::assertNotNull($competency->parentId);
self::assertTrue($competency->parentId->equals($parentId));
self::assertSame(2, $competency->sortOrder);
}
}

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<?php
declare(strict_types=1);
namespace App\Tests\Unit\Scolarite\Domain\Model\Competency;
use App\Scolarite\Domain\Model\Competency\CustomCompetencyLevel;
use App\Scolarite\Domain\Model\Competency\CustomCompetencyLevelId;
use App\Shared\Domain\Tenant\TenantId;
use PHPUnit\Framework\Attributes\Test;
use PHPUnit\Framework\TestCase;
final class CustomCompetencyLevelTest extends TestCase
{
private const string TENANT_ID = '550e8400-e29b-41d4-a716-446655440001';
#[Test]
public function creerSetsAllProperties(): void
{
$tenantId = TenantId::fromString(self::TENANT_ID);
$level = CustomCompetencyLevel::creer(
tenantId: $tenantId,
code: 'excellent',
name: 'Excellent',
color: '#9b59b6',
sortOrder: 5,
);
self::assertTrue($level->tenantId->equals($tenantId));
self::assertSame('excellent', $level->code);
self::assertSame('Excellent', $level->name);
self::assertSame('#9b59b6', $level->color);
self::assertSame(5, $level->sortOrder);
}
#[Test]
public function creerAllowsNullColor(): void
{
$level = CustomCompetencyLevel::creer(
tenantId: TenantId::fromString(self::TENANT_ID),
code: 'basic',
name: 'Basique',
color: null,
sortOrder: 1,
);
self::assertNull($level->color);
}
#[Test]
public function reconstituteRestoresAllProperties(): void
{
$id = CustomCompetencyLevelId::generate();
$tenantId = TenantId::fromString(self::TENANT_ID);
$level = CustomCompetencyLevel::reconstitute(
id: $id,
tenantId: $tenantId,
code: 'progressing',
name: 'En progression',
color: '#f1c40f',
sortOrder: 2,
);
self::assertTrue($level->id->equals($id));
self::assertTrue($level->tenantId->equals($tenantId));
self::assertSame('progressing', $level->code);
self::assertSame('En progression', $level->name);
self::assertSame('#f1c40f', $level->color);
self::assertSame(2, $level->sortOrder);
}
}

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<?php
declare(strict_types=1);
namespace App\Tests\Unit\Scolarite\Domain\Model\Competency;
use App\Administration\Domain\Model\User\UserId;
use App\Scolarite\Domain\Event\ResultatCompetenceModifie;
use App\Scolarite\Domain\Event\ResultatCompetenceSaisi;
use App\Scolarite\Domain\Model\Competency\CompetencyEvaluationId;
use App\Scolarite\Domain\Model\Competency\CompetencyLevel;
use App\Scolarite\Domain\Model\Competency\StudentCompetencyResult;
use App\Scolarite\Domain\Model\Competency\StudentCompetencyResultId;
use App\Shared\Domain\Tenant\TenantId;
use DateTimeImmutable;
use PHPUnit\Framework\Attributes\Test;
use PHPUnit\Framework\TestCase;
final class StudentCompetencyResultTest extends TestCase
{
private const string TENANT_ID = '550e8400-e29b-41d4-a716-446655440001';
private const string STUDENT_ID = '550e8400-e29b-41d4-a716-446655440050';
#[Test]
public function saisirCreatesResultWithCorrectProperties(): void
{
$tenantId = TenantId::fromString(self::TENANT_ID);
$ceId = CompetencyEvaluationId::generate();
$studentId = UserId::fromString(self::STUDENT_ID);
$now = new DateTimeImmutable('2026-04-01 10:00:00');
$result = StudentCompetencyResult::saisir(
tenantId: $tenantId,
competencyEvaluationId: $ceId,
studentId: $studentId,
levelCode: CompetencyLevel::ACQUIRED->value,
now: $now,
);
self::assertTrue($result->tenantId->equals($tenantId));
self::assertTrue($result->competencyEvaluationId->equals($ceId));
self::assertTrue($result->studentId->equals($studentId));
self::assertSame('acquired', $result->levelCode);
self::assertEquals($now, $result->createdAt);
self::assertEquals($now, $result->updatedAt);
}
#[Test]
public function saisirRecordsEvent(): void
{
$result = $this->createResult();
$events = $result->pullDomainEvents();
self::assertCount(1, $events);
self::assertInstanceOf(ResultatCompetenceSaisi::class, $events[0]);
self::assertSame($result->id, $events[0]->resultId);
self::assertSame('acquired', $events[0]->levelCode);
}
#[Test]
public function modifierDoesNothingWhenLevelUnchanged(): void
{
$result = $this->createResult();
$result->pullDomainEvents();
$createdAt = $result->updatedAt;
$result->modifier(
levelCode: CompetencyLevel::ACQUIRED->value,
now: new DateTimeImmutable('2026-04-02 14:00:00'),
);
self::assertSame('acquired', $result->levelCode);
self::assertEquals($createdAt, $result->updatedAt);
self::assertEmpty($result->pullDomainEvents());
}
#[Test]
public function modifierUpdatesLevelAndRecordsEvent(): void
{
$result = $this->createResult();
$result->pullDomainEvents();
$modifiedAt = new DateTimeImmutable('2026-04-02 14:00:00');
$result->modifier(
levelCode: CompetencyLevel::EXCEEDED->value,
now: $modifiedAt,
);
self::assertSame('exceeded', $result->levelCode);
self::assertEquals($modifiedAt, $result->updatedAt);
$events = $result->pullDomainEvents();
self::assertCount(1, $events);
self::assertInstanceOf(ResultatCompetenceModifie::class, $events[0]);
self::assertSame('acquired', $events[0]->oldLevelCode);
self::assertSame('exceeded', $events[0]->newLevelCode);
}
#[Test]
public function reconstituteRestoresAllProperties(): void
{
$id = StudentCompetencyResultId::generate();
$tenantId = TenantId::fromString(self::TENANT_ID);
$ceId = CompetencyEvaluationId::generate();
$studentId = UserId::fromString(self::STUDENT_ID);
$createdAt = new DateTimeImmutable('2026-04-01 10:00:00');
$updatedAt = new DateTimeImmutable('2026-04-02 14:00:00');
$result = StudentCompetencyResult::reconstitute(
id: $id,
tenantId: $tenantId,
competencyEvaluationId: $ceId,
studentId: $studentId,
levelCode: CompetencyLevel::IN_PROGRESS->value,
createdAt: $createdAt,
updatedAt: $updatedAt,
);
self::assertTrue($result->id->equals($id));
self::assertTrue($result->tenantId->equals($tenantId));
self::assertTrue($result->competencyEvaluationId->equals($ceId));
self::assertTrue($result->studentId->equals($studentId));
self::assertSame('in_progress', $result->levelCode);
self::assertEquals($createdAt, $result->createdAt);
self::assertEquals($updatedAt, $result->updatedAt);
self::assertEmpty($result->pullDomainEvents());
}
private function createResult(): StudentCompetencyResult
{
return StudentCompetencyResult::saisir(
tenantId: TenantId::fromString(self::TENANT_ID),
competencyEvaluationId: CompetencyEvaluationId::generate(),
studentId: UserId::fromString(self::STUDENT_ID),
levelCode: CompetencyLevel::ACQUIRED->value,
now: new DateTimeImmutable('2026-04-01 10:00:00'),
);
}
}

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@@ -0,0 +1,121 @@
<?php
declare(strict_types=1);
namespace App\Tests\Unit\Scolarite\Domain\Model\Grade;
use App\Administration\Domain\Model\User\UserId;
use App\Scolarite\Domain\Model\Grade\AppreciationCategory;
use App\Scolarite\Domain\Model\Grade\AppreciationTemplate;
use App\Scolarite\Domain\Model\Grade\AppreciationTemplateId;
use App\Shared\Domain\Tenant\TenantId;
use DateTimeImmutable;
use PHPUnit\Framework\Attributes\Test;
use PHPUnit\Framework\TestCase;
final class AppreciationTemplateTest extends TestCase
{
private const string TENANT_ID = '550e8400-e29b-41d4-a716-446655440001';
private const string TEACHER_ID = '550e8400-e29b-41d4-a716-446655440010';
#[Test]
public function creerSetsAllProperties(): void
{
$now = new DateTimeImmutable('2026-03-31 10:00:00');
$template = AppreciationTemplate::creer(
tenantId: TenantId::fromString(self::TENANT_ID),
teacherId: UserId::fromString(self::TEACHER_ID),
title: 'Très bon travail',
content: 'Très bon travail, continuez ainsi !',
category: AppreciationCategory::POSITIVE,
now: $now,
);
self::assertSame('Très bon travail', $template->title);
self::assertSame('Très bon travail, continuez ainsi !', $template->content);
self::assertSame(AppreciationCategory::POSITIVE, $template->category);
self::assertSame(0, $template->usageCount);
self::assertEquals($now, $template->createdAt);
self::assertEquals($now, $template->updatedAt);
}
#[Test]
public function creerAcceptsNullCategory(): void
{
$template = $this->createTemplate(category: null);
self::assertNull($template->category);
}
#[Test]
public function modifierUpdatesProperties(): void
{
$template = $this->createTemplate();
$modifiedAt = new DateTimeImmutable('2026-03-31 14:00:00');
$template->modifier(
title: 'Nouveau titre',
content: 'Nouveau contenu',
category: AppreciationCategory::IMPROVEMENT,
now: $modifiedAt,
);
self::assertSame('Nouveau titre', $template->title);
self::assertSame('Nouveau contenu', $template->content);
self::assertSame(AppreciationCategory::IMPROVEMENT, $template->category);
self::assertEquals($modifiedAt, $template->updatedAt);
}
#[Test]
public function incrementerUtilisationIncreasesCount(): void
{
$template = $this->createTemplate();
$template->incrementerUtilisation();
self::assertSame(1, $template->usageCount);
$template->incrementerUtilisation();
self::assertSame(2, $template->usageCount);
}
#[Test]
public function reconstituteRestoresAllProperties(): void
{
$id = AppreciationTemplateId::generate();
$createdAt = new DateTimeImmutable('2026-03-31 10:00:00');
$updatedAt = new DateTimeImmutable('2026-03-31 14:00:00');
$template = AppreciationTemplate::reconstitute(
id: $id,
tenantId: TenantId::fromString(self::TENANT_ID),
teacherId: UserId::fromString(self::TEACHER_ID),
title: 'Titre',
content: 'Contenu',
category: AppreciationCategory::NEUTRAL,
usageCount: 5,
createdAt: $createdAt,
updatedAt: $updatedAt,
);
self::assertTrue($template->id->equals($id));
self::assertSame('Titre', $template->title);
self::assertSame('Contenu', $template->content);
self::assertSame(AppreciationCategory::NEUTRAL, $template->category);
self::assertSame(5, $template->usageCount);
self::assertEquals($createdAt, $template->createdAt);
self::assertEquals($updatedAt, $template->updatedAt);
}
private function createTemplate(?AppreciationCategory $category = AppreciationCategory::POSITIVE): AppreciationTemplate
{
return AppreciationTemplate::creer(
tenantId: TenantId::fromString(self::TENANT_ID),
teacherId: UserId::fromString(self::TEACHER_ID),
title: 'Très bon travail',
content: 'Très bon travail, continuez ainsi !',
category: $category,
now: new DateTimeImmutable('2026-03-31 10:00:00'),
);
}
}

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@@ -7,6 +7,7 @@ namespace App\Tests\Unit\Scolarite\Domain\Model\Grade;
use App\Administration\Domain\Model\User\UserId;
use App\Scolarite\Domain\Event\NoteModifiee;
use App\Scolarite\Domain\Event\NoteSaisie;
use App\Scolarite\Domain\Exception\AppreciationTropLongueException;
use App\Scolarite\Domain\Exception\NoteRequiseException;
use App\Scolarite\Domain\Exception\ValeurNoteInvalideException;
use App\Scolarite\Domain\Model\Evaluation\EvaluationId;
@@ -20,6 +21,8 @@ use DateTimeImmutable;
use PHPUnit\Framework\Attributes\Test;
use PHPUnit\Framework\TestCase;
use function str_repeat;
final class GradeTest extends TestCase
{
private const string TENANT_ID = '550e8400-e29b-41d4-a716-446655440001';
@@ -269,6 +272,96 @@ final class GradeTest extends TestCase
self::assertEmpty($grade->pullDomainEvents());
}
#[Test]
public function saisirAppreciationSetsAppreciation(): void
{
$grade = $this->createGrade();
$now = new DateTimeImmutable('2026-03-31 10:00:00');
$grade->saisirAppreciation('Très bon travail', $now);
self::assertSame('Très bon travail', $grade->appreciation);
self::assertEquals($now, $grade->appreciationUpdatedAt);
self::assertEquals($now, $grade->updatedAt);
}
#[Test]
public function saisirAppreciationAcceptsNull(): void
{
$grade = $this->createGrade();
$grade->saisirAppreciation('Temporaire', new DateTimeImmutable('2026-03-31 09:00:00'));
$grade->saisirAppreciation(null, new DateTimeImmutable('2026-03-31 10:00:00'));
self::assertNull($grade->appreciation);
}
#[Test]
public function saisirAppreciationAcceptsEmptyString(): void
{
$grade = $this->createGrade();
$grade->saisirAppreciation('Temporaire', new DateTimeImmutable('2026-03-31 09:00:00'));
$grade->saisirAppreciation('', new DateTimeImmutable('2026-03-31 10:00:00'));
self::assertNull($grade->appreciation);
}
#[Test]
public function saisirAppreciationThrowsWhenTooLong(): void
{
$grade = $this->createGrade();
$this->expectException(AppreciationTropLongueException::class);
$grade->saisirAppreciation(str_repeat('a', 501), new DateTimeImmutable('2026-03-31 10:00:00'));
}
#[Test]
public function saisirAppreciationAcceptsMaxLength(): void
{
$grade = $this->createGrade();
$grade->saisirAppreciation(str_repeat('a', 500), new DateTimeImmutable('2026-03-31 10:00:00'));
self::assertSame(500, mb_strlen($grade->appreciation ?? ''));
}
#[Test]
public function newGradeHasNullAppreciation(): void
{
$grade = $this->createGrade();
self::assertNull($grade->appreciation);
self::assertNull($grade->appreciationUpdatedAt);
}
#[Test]
public function reconstituteRestoresAppreciation(): void
{
$gradeId = GradeId::generate();
$createdAt = new DateTimeImmutable('2026-03-27 10:00:00');
$updatedAt = new DateTimeImmutable('2026-03-27 14:00:00');
$appreciationUpdatedAt = new DateTimeImmutable('2026-03-31 10:00:00');
$grade = Grade::reconstitute(
id: $gradeId,
tenantId: TenantId::fromString(self::TENANT_ID),
evaluationId: EvaluationId::fromString(self::EVALUATION_ID),
studentId: UserId::fromString(self::STUDENT_ID),
value: new GradeValue(15.5),
status: GradeStatus::GRADED,
createdBy: UserId::fromString(self::TEACHER_ID),
createdAt: $createdAt,
updatedAt: $updatedAt,
appreciation: 'Bon travail',
appreciationUpdatedAt: $appreciationUpdatedAt,
);
self::assertSame('Bon travail', $grade->appreciation);
self::assertEquals($appreciationUpdatedAt, $grade->appreciationUpdatedAt);
}
private function createGrade(): Grade
{
return Grade::saisir(

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@@ -0,0 +1,233 @@
<?php
declare(strict_types=1);
namespace App\Tests\Unit\Scolarite\Domain\Service;
use App\Scolarite\Domain\Model\Evaluation\Coefficient;
use App\Scolarite\Domain\Model\Evaluation\GradeScale;
use App\Scolarite\Domain\Service\AverageCalculator;
use App\Scolarite\Domain\Service\GradeEntry;
use PHPUnit\Framework\Attributes\Test;
use PHPUnit\Framework\TestCase;
final class AverageCalculatorTest extends TestCase
{
private AverageCalculator $calculator;
protected function setUp(): void
{
$this->calculator = new AverageCalculator();
}
// --- Subject Average ---
#[Test]
public function subjectAverageReturnsNullWhenNoGrades(): void
{
self::assertNull($this->calculator->calculateSubjectAverage([]));
}
#[Test]
public function subjectAverageWithSingleGrade(): void
{
$grades = [
new GradeEntry(
value: 15.0,
gradeScale: new GradeScale(20),
coefficient: new Coefficient(1.0),
),
];
self::assertSame(15.0, $this->calculator->calculateSubjectAverage($grades));
}
#[Test]
public function subjectAverageWithEqualCoefficients(): void
{
$grades = [
new GradeEntry(value: 12.0, gradeScale: new GradeScale(20), coefficient: new Coefficient(1.0)),
new GradeEntry(value: 16.0, gradeScale: new GradeScale(20), coefficient: new Coefficient(1.0)),
new GradeEntry(value: 8.0, gradeScale: new GradeScale(20), coefficient: new Coefficient(1.0)),
];
// (12 + 16 + 8) / 3 = 12.0
self::assertSame(12.0, $this->calculator->calculateSubjectAverage($grades));
}
#[Test]
public function subjectAverageWithDifferentCoefficients(): void
{
$grades = [
new GradeEntry(value: 14.0, gradeScale: new GradeScale(20), coefficient: new Coefficient(2.0)),
new GradeEntry(value: 8.0, gradeScale: new GradeScale(20), coefficient: new Coefficient(1.0)),
];
// (14×2 + 8×1) / (2+1) = 36/3 = 12.0
self::assertSame(12.0, $this->calculator->calculateSubjectAverage($grades));
}
#[Test]
public function subjectAverageNormalizesToScale20(): void
{
$grades = [
new GradeEntry(value: 8.0, gradeScale: new GradeScale(10), coefficient: new Coefficient(1.0)),
];
// 8/10 × 20 = 16.0
self::assertSame(16.0, $this->calculator->calculateSubjectAverage($grades));
}
#[Test]
public function subjectAverageWithMixedScales(): void
{
$grades = [
new GradeEntry(value: 15.0, gradeScale: new GradeScale(20), coefficient: new Coefficient(1.0)),
new GradeEntry(value: 40.0, gradeScale: new GradeScale(100), coefficient: new Coefficient(1.0)),
];
// 15/20×20=15 et 40/100×20=8 → (15+8)/2 = 11.5
self::assertSame(11.5, $this->calculator->calculateSubjectAverage($grades));
}
#[Test]
public function subjectAverageWithMixedScalesAndCoefficients(): void
{
$grades = [
new GradeEntry(value: 16.0, gradeScale: new GradeScale(20), coefficient: new Coefficient(3.0)),
new GradeEntry(value: 7.0, gradeScale: new GradeScale(10), coefficient: new Coefficient(2.0)),
];
// 16/20×20=16 (coef 3), 7/10×20=14 (coef 2)
// (16×3 + 14×2) / (3+2) = (48+28)/5 = 76/5 = 15.2
self::assertSame(15.2, $this->calculator->calculateSubjectAverage($grades));
}
#[Test]
public function subjectAverageRoundsToTwoDecimals(): void
{
$grades = [
new GradeEntry(value: 13.0, gradeScale: new GradeScale(20), coefficient: new Coefficient(1.0)),
new GradeEntry(value: 7.0, gradeScale: new GradeScale(20), coefficient: new Coefficient(1.0)),
new GradeEntry(value: 11.0, gradeScale: new GradeScale(20), coefficient: new Coefficient(1.0)),
];
// (13+7+11)/3 = 31/3 = 10.333... → 10.33
self::assertSame(10.33, $this->calculator->calculateSubjectAverage($grades));
}
// --- General Average ---
#[Test]
public function generalAverageReturnsNullWhenNoSubjects(): void
{
self::assertNull($this->calculator->calculateGeneralAverage([]));
}
#[Test]
public function generalAverageWithSingleSubject(): void
{
self::assertSame(14.5, $this->calculator->calculateGeneralAverage([14.5]));
}
#[Test]
public function generalAverageIsArithmeticMean(): void
{
// (12.0 + 15.0 + 9.0) / 3 = 12.0
self::assertSame(12.0, $this->calculator->calculateGeneralAverage([12.0, 15.0, 9.0]));
}
#[Test]
public function generalAverageRoundsToTwoDecimals(): void
{
// (14.0 + 13.0 + 11.0) / 3 = 38/3 = 12.666... → 12.67
self::assertSame(12.67, $this->calculator->calculateGeneralAverage([14.0, 13.0, 11.0]));
}
// --- Class Statistics ---
#[Test]
public function classStatisticsReturnsEmptyWhenNoGrades(): void
{
$stats = $this->calculator->calculateClassStatistics([]);
self::assertNull($stats->average);
self::assertNull($stats->min);
self::assertNull($stats->max);
self::assertNull($stats->median);
self::assertSame(0, $stats->gradedCount);
}
#[Test]
public function classStatisticsWithSingleGrade(): void
{
$stats = $this->calculator->calculateClassStatistics([15.0]);
self::assertSame(15.0, $stats->average);
self::assertSame(15.0, $stats->min);
self::assertSame(15.0, $stats->max);
self::assertSame(15.0, $stats->median);
self::assertSame(1, $stats->gradedCount);
}
#[Test]
public function classStatisticsWithOddNumberOfGrades(): void
{
$stats = $this->calculator->calculateClassStatistics([8.0, 15.0, 12.0]);
// Sorted: 8, 12, 15
self::assertSame(11.67, $stats->average); // 35/3
self::assertSame(8.0, $stats->min);
self::assertSame(15.0, $stats->max);
self::assertSame(12.0, $stats->median); // middle element
self::assertSame(3, $stats->gradedCount);
}
#[Test]
public function classStatisticsWithEvenNumberOfGrades(): void
{
$stats = $this->calculator->calculateClassStatistics([7.0, 12.0, 14.0, 18.0]);
// Sorted: 7, 12, 14, 18
self::assertSame(12.75, $stats->average); // 51/4
self::assertSame(7.0, $stats->min);
self::assertSame(18.0, $stats->max);
self::assertSame(13.0, $stats->median); // (12+14)/2
self::assertSame(4, $stats->gradedCount);
}
#[Test]
public function classStatisticsSortsInputValues(): void
{
// Input not sorted
$stats = $this->calculator->calculateClassStatistics([18.0, 7.0, 14.0, 12.0]);
self::assertSame(7.0, $stats->min);
self::assertSame(18.0, $stats->max);
self::assertSame(13.0, $stats->median); // (12+14)/2
}
#[Test]
public function classStatisticsWithIdenticalGrades(): void
{
$stats = $this->calculator->calculateClassStatistics([10.0, 10.0, 10.0]);
self::assertSame(10.0, $stats->average);
self::assertSame(10.0, $stats->min);
self::assertSame(10.0, $stats->max);
self::assertSame(10.0, $stats->median);
self::assertSame(3, $stats->gradedCount);
}
#[Test]
public function classStatisticsWithTwoGrades(): void
{
$stats = $this->calculator->calculateClassStatistics([6.0, 16.0]);
self::assertSame(11.0, $stats->average);
self::assertSame(6.0, $stats->min);
self::assertSame(16.0, $stats->max);
self::assertSame(11.0, $stats->median); // (6+16)/2
self::assertSame(2, $stats->gradedCount);
}
}