thats-me/backend/tests/Feature/Api/SettingsValidationTest.php

<?php

use App\Models\User;
use Laravel\Passport\Passport;

beforeEach(function () {
    $this->user = User::factory()->create();
    Passport::actingAs($this->user);
});

test('a preset that is not an object is rejected', function () {
    // `presets: [null]` used to satisfy the bare `array` rule and then blew up
    // in the frontend when it read `preset.id`.
    $this->putJson('/api/settings', [
        'settings' => ['presets' => [null]],
    ])->assertStatus(422)->assertJsonValidationErrors('settings.presets.0');
});

test('a preset without an id or name is rejected', function () {
    $this->putJson('/api/settings', [
        'settings' => ['presets' => [['settings' => []]]],
    ])->assertStatus(422)
        ->assertJsonValidationErrors(['settings.presets.0.id', 'settings.presets.0.name']);
});

test('a valid preset is accepted', function () {
    $this->putJson('/api/settings', [
        'settings' => [
            'presets' => [[
                'id' => 'e0a1b2c3',
                'name' => 'Nachtmodus',
                'updatedAt' => 1726560000000,
                'settings' => ['floatingLines' => ['speed' => 1.5, 'lineMode' => 'glow']],
            ]],
            'activePresetId' => 'e0a1b2c3',
        ],
    ])->assertOk()->assertJsonPath('data.activePresetId', 'e0a1b2c3');
});

test('a preset keeps every snapshot field when stored', function () {
    // Nested rules make validated() drop any key without an explicit rule, so a
    // preset used to come back as `{floatingLines: ...}` only.
    $snapshot = [
        'theme' => 'dark',
        'appearance' => 'dark',
        'accentColor' => 'coral',
        'language' => 'en',
        'emotionGradientStart' => '#112233',
        'emotionGradientEnd' => '#445566',
        'timelineZoom' => 1.75,
        'showFps' => true,
        'floatingLines' => ['speed' => 1.5, 'lineMode' => 'glow'],
    ];

    $this->putJson('/api/settings', [
        'settings' => [
            'presets' => [['id' => 'p1', 'name' => 'Nachtmodus', 'updatedAt' => 1726560000000, 'settings' => $snapshot]],
        ],
    ])->assertOk();

    expect($this->user->fresh()->settings->settings['presets'][0]['settings'])->toBe($snapshot);
});

test('unknown top level settings keys are rejected instead of stored', function () {
    $this->putJson('/api/settings', [
        'settings' => ['theme' => 'dark', 'isAdmin' => true],
    ])->assertStatus(422)->assertJsonValidationErrors('settings');

    expect($this->user->fresh()->settings)->toBeNull();
});

test('unknown floating line keys are rejected', function () {
    $this->putJson('/api/settings', [
        'settings' => ['floatingLines' => ['speed' => 1.0, 'somethingElse' => 5]],
    ])->assertStatus(422)->assertJsonValidationErrors('settings.floatingLines');
});

test('a nested structure inside floating lines is rejected', function () {
    $this->putJson('/api/settings', [
        'settings' => ['floatingLines' => ['speed' => ['nested' => 'payload']]],
    ])->assertStatus(422)->assertJsonValidationErrors('settings.floatingLines.speed');
});

test('an oversized string inside floating lines is rejected', function () {
    $this->putJson('/api/settings', [
        'settings' => ['floatingLines' => ['gradientStops' => str_repeat('x', 5000)]],
    ])->assertStatus(422)->assertJsonValidationErrors('settings.floatingLines.gradientStops');
});

test('more presets than the schema allows are rejected', function () {
    $presets = collect(range(1, 51))->map(fn (int $n) => [
        'id' => "preset-{$n}",
        'name' => "Preset {$n}",
        'settings' => [],
    ])->all();

    $this->putJson('/api/settings', ['settings' => ['presets' => $presets]])
        ->assertStatus(422)
        ->assertJsonValidationErrors('settings.presets');
});

test('known floating line values still pass through unchanged', function () {
    $this->putJson('/api/settings', [
        'settings' => [
            'theme' => 'dark',
            'language' => 'de',
            'timelineZoom' => 2.5,
            'showFps' => false,
            'floatingLines' => [
                'speed' => 1.25,
                'lineCount' => 10,
                'bgCenter' => '#0a0514',
                'lineMode' => 'glow',
            ],
        ],
    ])->assertOk()
        ->assertJsonPath('data.floatingLines.speed', 1.25)
        ->assertJsonPath('data.floatingLines.lineMode', 'glow');
});