Standardisiere Symcon-Modultests

tests/Symcon/TestContext.php

@@ -0,0 +1,314 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Belevo\EnelixUtils\SymconTest;
+
+use RuntimeException;
+use Throwable;
+
+final class TestContext
+{
+    private string $repository;
+    private string $suite;
+    private string $runId;
+    private int $rootId;
+    /** @var list<array{name: string, status: string, duration_ms: int, message: string}> */
+    private array $cases = [];
+    /** @var list<string> */
+    private array $cleanupErrors = [];
+    /** @var list<string> */
+    private array $profilesToDelete = [];
+
+    public function __construct(string $repository, string $suite)
+    {
+        $this->repository = $repository;
+        $this->suite = $suite;
+        $this->runId = date('Ymd-His') . '-' . strtoupper(bin2hex(random_bytes(4)));
+        $this->rootId = IPS_CreateCategory();
+        IPS_SetParent($this->rootId, 0);
+        IPS_SetIdent($this->rootId, 'ENELIX_TEST_' . str_replace('-', '_', $this->runId));
+        IPS_SetName($this->rootId, 'Enelix Test ' . $suite . ' ' . $this->runId);
+        IPS_SetInfo($this->rootId, 'Temporär; wird durch den Enelix-Test-Runner entfernt.');
+    }
+
+    public function rootId(): int
+    {
+        return $this->rootId;
+    }
+
+    public function runId(): string
+    {
+        return $this->runId;
+    }
+
+    public function runCase(string $name, callable $test): void
+    {
+        $started = microtime(true);
+        try {
+            $test($this);
+            $this->cases[] = $this->caseResult($name, 'passed', $started, '');
+        } catch (Throwable $error) {
+            $this->cases[] = $this->caseResult($name, 'failed', $started, $error->getMessage());
+        }
+    }
+
+    public function fail(string $message): void
+    {
+        throw new RuntimeException($message);
+    }
+
+    public function assertTrue(bool $condition, string $message = 'Bedingung ist nicht erfüllt.'): void
+    {
+        if (!$condition) {
+            $this->fail($message);
+        }
+    }
+
+    public function assertSame($expected, $actual, string $message = ''): void
+    {
+        if ($expected === $actual) {
+            return;
+        }
+        $prefix = $message === '' ? '' : $message . ' ';
+        $this->fail(
+            $prefix . 'Erwartet: ' . $this->export($expected) . '; erhalten: ' . $this->export($actual)
+        );
+    }
+
+    public function assertEquals(float $expected, float $actual, float $delta, string $message = ''): void
+    {
+        if (abs($expected - $actual) <= $delta) {
+            return;
+        }
+        $prefix = $message === '' ? '' : $message . ' ';
+        $this->fail($prefix . "Erwartet: {$expected} ± {$delta}; erhalten: {$actual}");
+    }
+
+    public function assertInstanceStatus(int $instanceId, int $expected = 102): void
+    {
+        $this->assertTrue(IPS_InstanceExists($instanceId), 'Instanz existiert nicht.');
+        $status = (int) IPS_GetInstance($instanceId)['InstanceStatus'];
+        $this->assertSame($expected, $status, 'Unerwarteter Instanzstatus.');
+    }
+
+    public function objectByIdent(string $ident, int $parentId): int
+    {
+        $objectId = @IPS_GetObjectIDByIdent($ident, $parentId);
+        if ($objectId === false) {
+            $this->fail("Objekt {$ident} unter {$parentId} wurde nicht angelegt.");
+        }
+
+        return (int) $objectId;
+    }
+
+    public function createCategory(string $name, ?int $parentId = null): int
+    {
+        $id = IPS_CreateCategory();
+        IPS_SetParent($id, $parentId ?? $this->rootId);
+        IPS_SetName($id, $name);
+
+        return $id;
+    }
+
+    public function createVariable(
+        int $type,
+        string $name,
+        $value,
+        ?int $parentId = null,
+        string $profile = ''
+    ): int {
+        $id = IPS_CreateVariable($type);
+        IPS_SetParent($id, $parentId ?? $this->rootId);
+        IPS_SetName($id, $name);
+        if ($profile !== '' && IPS_VariableProfileExists($profile)) {
+            IPS_SetVariableCustomProfile($id, $profile);
+        }
+        SetValue($id, $value);
+
+        return $id;
+    }
+
+    public function createActionVariable(string $name, bool $value = false): int
+    {
+        $variableId = $this->createVariable(0, $name, $value);
+        $scriptId = IPS_CreateScript(0);
+        IPS_SetParent($scriptId, $this->rootId);
+        IPS_SetName($scriptId, $name . ' Aktion');
+        IPS_SetHidden($scriptId, true);
+        IPS_SetScriptContent($scriptId, <<<'PHP'
+<?php
+
+SetValue((int) $_IPS['VARIABLE'], (bool) $_IPS['VALUE']);
+PHP
+        );
+        IPS_SetVariableCustomAction($variableId, $scriptId);
+
+        return $variableId;
+    }
+
+    /** @param array<string, bool|int|float|string> $properties */
+    public function createInstance(string $moduleId, string $name, array $properties = []): int
+    {
+        if (!in_array($moduleId, IPS_GetModuleList(), true)) {
+            $this->fail("Modul {$moduleId} ist in IP-Symcon nicht verfügbar.");
+        }
+
+        $id = IPS_CreateInstance($moduleId);
+        IPS_SetParent($id, $this->rootId);
+        IPS_SetName($id, $name);
+        foreach ($properties as $property => $value) {
+            IPS_SetProperty($id, $property, $value);
+        }
+        IPS_ApplyChanges($id);
+
+        return $id;
+    }
+
+    /** @param array<string, bool|int|float|string> $properties */
+    public function configureInstance(int $instanceId, array $properties): void
+    {
+        foreach ($properties as $property => $value) {
+            IPS_SetProperty($instanceId, $property, $value);
+        }
+        IPS_ApplyChanges($instanceId);
+    }
+
+    public function trackVariableProfile(string $name, bool $existedBefore): void
+    {
+        if (!$existedBefore && IPS_VariableProfileExists($name)) {
+            $this->profilesToDelete[] = $name;
+        }
+    }
+
+    public function waitUntil(callable $condition, int $timeoutMs = 2000, int $intervalMs = 50): void
+    {
+        $deadline = microtime(true) + ($timeoutMs / 1000);
+        do {
+            if ($condition()) {
+                return;
+            }
+            IPS_Sleep($intervalMs);
+        } while (microtime(true) < $deadline);
+
+        $this->fail("Bedingung wurde nach {$timeoutMs} ms nicht erfüllt.");
+    }
+
+    public function cleanup(): void
+    {
+        if (IPS_ObjectExists($this->rootId)) {
+            try {
+                $this->disconnectInstances($this->rootId);
+                $this->deleteObjectTree($this->rootId);
+            } catch (Throwable $error) {
+                $this->cleanupErrors[] = $error->getMessage();
+            }
+        }
+
+        foreach (array_unique($this->profilesToDelete) as $profile) {
+            try {
+                if (IPS_VariableProfileExists($profile)) {
+                    IPS_DeleteVariableProfile($profile);
+                }
+            } catch (Throwable $error) {
+                $this->cleanupErrors[] = "Profil {$profile}: " . $error->getMessage();
+            }
+        }
+
+        if (IPS_ObjectExists($this->rootId)) {
+            $this->cleanupErrors[] = 'Temporäre Testkategorie konnte nicht vollständig entfernt werden.';
+        }
+    }
+
+    /** @return array<string, mixed> */
+    public function report(): array
+    {
+        $failed = count(array_filter(
+            $this->cases,
+            static fn (array $case): bool => $case['status'] === 'failed'
+        ));
+        $failed += count($this->cleanupErrors);
+
+        return [
+            'repository' => $this->repository,
+            'suite' => $this->suite,
+            'run_id' => $this->runId,
+            'passed' => $failed === 0,
+            'tests' => count($this->cases) + count($this->cleanupErrors),
+            'failures' => $failed,
+            'cases' => $this->cases,
+            'cleanup_errors' => $this->cleanupErrors,
+        ];
+    }
+
+    /** @return array{name: string, status: string, duration_ms: int, message: string} */
+    private function caseResult(string $name, string $status, float $started, string $message): array
+    {
+        return [
+            'name' => $name,
+            'status' => $status,
+            'duration_ms' => (int) round((microtime(true) - $started) * 1000),
+            'message' => $message,
+        ];
+    }
+
+    private function export($value): string
+    {
+        return str_replace(["\r", "\n"], ['\\r', '\\n'], var_export($value, true));
+    }
+
+    private function disconnectInstances(int $objectId): void
+    {
+        if (!IPS_ObjectExists($objectId)) {
+            return;
+        }
+        foreach (IPS_GetChildrenIDs($objectId) as $childId) {
+            $this->disconnectInstances((int) $childId);
+        }
+        if ((int) IPS_GetObject($objectId)['ObjectType'] !== 1) {
+            return;
+        }
+        $connectionId = (int) IPS_GetInstance($objectId)['ConnectionID'];
+        if ($connectionId > 0) {
+            IPS_DisconnectInstance($objectId);
+        }
+    }
+
+    private function deleteObjectTree(int $objectId): void
+    {
+        if (!IPS_ObjectExists($objectId)) {
+            return;
+        }
+
+        foreach (array_reverse(IPS_GetChildrenIDs($objectId)) as $childId) {
+            $this->deleteObjectTree((int) $childId);
+        }
+
+        $type = (int) IPS_GetObject($objectId)['ObjectType'];
+        switch ($type) {
+            case 0:
+                IPS_DeleteCategory($objectId);
+                return;
+            case 1:
+                IPS_DeleteInstance($objectId);
+                return;
+            case 2:
+                IPS_DeleteVariable($objectId);
+                return;
+            case 3:
+                IPS_DeleteScript($objectId, true);
+                return;
+            case 4:
+                IPS_DeleteEvent($objectId);
+                return;
+            case 5:
+                IPS_DeleteMedia($objectId, true);
+                return;
+            case 6:
+                IPS_DeleteLink($objectId);
+                return;
+        }
+
+        throw new RuntimeException("Unbekannter Objekttyp {$type} bei Objekt {$objectId}.");
+    }
+}

tests/Symcon/TestRunner.php

@@ -0,0 +1,199 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Belevo\EnelixUtils\SymconTest;
+
+use InvalidArgumentException;
+use RuntimeException;
+
+final class TestRunner
+{
+    private string $repository;
+    private string $manifestPath;
+
+    public function __construct(string $repository, string $manifestPath)
+    {
+        $this->repository = $repository;
+        $this->manifestPath = $manifestPath;
+    }
+
+    /**
+     * @param list<string>|string $selection
+     * @return array{report: array<string, mixed>, console: string, junit: string}
+     */
+    public function run(string $mode = 'all', $selection = []): array
+    {
+        $definitions = require $this->manifestPath;
+        if (!is_array($definitions) || $definitions === []) {
+            throw new RuntimeException('Das Symcon-Testmanifest ist leer oder ungültig.');
+        }
+
+        $selected = $this->selectDefinitions($definitions, $mode, $selection);
+        $started = microtime(true);
+        $moduleReports = [];
+
+        foreach ($selected as $name => $definition) {
+            $context = new TestContext($this->repository, (string) $name);
+            try {
+                $context->runCase('IP-Symcon 8.x ist aktiv', function (TestContext $test): void {
+                    $version = IPS_GetKernelVersion();
+                    $test->assertTrue(
+                        version_compare($version, '8.0', '>=') && version_compare($version, '9.0', '<'),
+                        'Erwartet wird IP-Symcon 8.x, aktiv ist ' . $version . '.'
+                    );
+                });
+                $context->runCase('Modultest ausführen', function (TestContext $test) use ($definition): void {
+                    $file = $definition['file'] ?? null;
+                    if (!is_string($file) || !is_file($file)) {
+                        $test->fail('Testskript wurde nicht gefunden: ' . (string) $file);
+                    }
+                    $moduleTest = require $file;
+                    if (!is_callable($moduleTest)) {
+                        $test->fail('Testskript muss eine aufrufbare Funktion zurückgeben.');
+                    }
+                    $moduleTest($test);
+                });
+            } finally {
+                $context->cleanup();
+            }
+            $moduleReports[] = $context->report();
+        }
+
+        $tests = array_sum(array_column($moduleReports, 'tests'));
+        $failures = array_sum(array_column($moduleReports, 'failures'));
+        $report = [
+            'schema_version' => 1,
+            'repository' => $this->repository,
+            'mode' => $mode,
+            'kernel_version' => IPS_GetKernelVersion(),
+            'started_at' => date(DATE_ATOM, (int) $started),
+            'duration_ms' => (int) round((microtime(true) - $started) * 1000),
+            'passed' => $failures === 0,
+            'modules' => count($moduleReports),
+            'tests' => $tests,
+            'failures' => $failures,
+            'results' => $moduleReports,
+        ];
+
+        $console = self::toConsole($report);
+        IPS_LogMessage($this->repository . ' Tests', $console);
+
+        return [
+            'report' => $report,
+            'console' => $console,
+            'junit' => self::toJunit($report),
+        ];
+    }
+
+    /** @param array<string, array<string, mixed>> $definitions */
+    private function selectDefinitions(array $definitions, string $mode, $selection): array
+    {
+        if (!in_array($mode, ['all', 'single', 'affected'], true)) {
+            throw new InvalidArgumentException('Modus muss all, single oder affected sein.');
+        }
+        if ($mode === 'all') {
+            return $definitions;
+        }
+
+        $names = is_string($selection) ? [$selection] : $selection;
+        if (!is_array($names) || $names === []) {
+            throw new InvalidArgumentException("Für {$mode} muss mindestens ein Modul angegeben werden.");
+        }
+
+        $selected = [];
+        foreach (array_values(array_unique($names)) as $name) {
+            if (!is_string($name) || !isset($definitions[$name])) {
+                throw new InvalidArgumentException('Unbekanntes Testmodul: ' . (string) $name);
+            }
+            $selected[$name] = $definitions[$name];
+        }
+
+        return $selected;
+    }
+
+    /** @param array<string, mixed> $report */
+    public static function toConsole(array $report): string
+    {
+        $state = $report['passed'] ? 'BESTANDEN' : 'FEHLGESCHLAGEN';
+        $lines = [
+            sprintf(
+                '%s %s: %s (%d Module, %d Tests, %d Fehler, %d ms)',
+                $report['repository'],
+                strtoupper((string) $report['mode']),
+                $state,
+                $report['modules'],
+                $report['tests'],
+                $report['failures'],
+                $report['duration_ms']
+            ),
+        ];
+
+        foreach ($report['results'] as $module) {
+            $lines[] = sprintf(
+                '%s %s (%d Tests, %d Fehler)',
+                $module['passed'] ? '[OK]' : '[FEHLER]',
+                $module['suite'],
+                $module['tests'],
+                $module['failures']
+            );
+            foreach ($module['cases'] as $case) {
+                if ($case['status'] === 'failed') {
+                    $lines[] = '  - ' . $case['name'] . ': ' . $case['message'];
+                }
+            }
+            foreach ($module['cleanup_errors'] as $error) {
+                $lines[] = '  - Cleanup: ' . $error;
+            }
+        }
+
+        return implode("\n", $lines);
+    }
+
+    /** @param array<string, mixed> $report */
+    public static function toJunit(array $report): string
+    {
+        $attributes = sprintf(
+            'name="%s" tests="%d" failures="%d" time="%.3f"',
+            self::xml((string) $report['repository']),
+            $report['tests'],
+            $report['failures'],
+            $report['duration_ms'] / 1000
+        );
+        $xml = ['<?xml version="1.0" encoding="UTF-8"?>', '<testsuite ' . $attributes . '>'];
+
+        foreach ($report['results'] as $module) {
+            foreach ($module['cases'] as $case) {
+                $xml[] = sprintf(
+                    '  <testcase classname="%s.%s" name="%s" time="%.3f">',
+                    self::xml((string) $report['repository']),
+                    self::xml((string) $module['suite']),
+                    self::xml((string) $case['name']),
+                    $case['duration_ms'] / 1000
+                );
+                if ($case['status'] === 'failed') {
+                    $xml[] = '    <failure message="' . self::xml((string) $case['message']) . '"/>';
+                }
+                $xml[] = '  </testcase>';
+            }
+            foreach ($module['cleanup_errors'] as $index => $error) {
+                $xml[] = sprintf(
+                    '  <testcase classname="%s.%s" name="Cleanup %d">',
+                    self::xml((string) $report['repository']),
+                    self::xml((string) $module['suite']),
+                    $index + 1
+                );
+                $xml[] = '    <failure message="' . self::xml((string) $error) . '"/>';
+                $xml[] = '  </testcase>';
+            }
+        }
+        $xml[] = '</testsuite>';
+
+        return implode("\n", $xml);
+    }
+
+    private static function xml(string $value): string
+    {
+        return htmlspecialchars($value, ENT_QUOTES | ENT_XML1, 'UTF-8');
+    }
+}

tests/Symcon/bin/affected-modules.php

@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+$manifest = require dirname(__DIR__) . '/manifest.php';
+$paths = array_slice($argv, 1);
+$shared = [
+    'library.json',
+    'composer.json',
+    'tests/Symcon/TestContext.php',
+    'tests/Symcon/TestRunner.php',
+    'tests/Symcon/bootstrap.php',
+    'tests/Symcon/manifest.php',
+];
+$selected = [];
+
+foreach ($paths as $path) {
+    $path = ltrim(str_replace('\\', '/', $path), './');
+    if (in_array($path, $shared, true)) {
+        $selected = array_keys($manifest);
+        break;
+    }
+    foreach ($manifest as $name => $definition) {
+        foreach ($definition['paths'] as $pattern) {
+            if (fnmatch($pattern, $path)) {
+                $selected[] = $name;
+                break;
+            }
+        }
+    }
+}
+
+echo json_encode(array_values(array_unique($selected)), JSON_THROW_ON_ERROR) . PHP_EOL;

tests/Symcon/bin/run-symcon-tests.sh

@@ -0,0 +1,72 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+mode="${1:-all}"
+selection="${2:-}"
+url="${ENELIX_SYMCON_URL:-http://127.0.0.1:3777/api/}"
+script_dir="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"
+repository_root="$(cd -- "$script_dir/../../.." && pwd)"
+output_dir="${ENELIX_TEST_OUTPUT_DIR:-$repository_root/build/symcon-tests}"
+
+case "$mode" in
+    all|single|affected) ;;
+    *)
+        echo "Unbekannter Testmodus: $mode" >&2
+        exit 2
+        ;;
+esac
+
+encode_base64() {
+    printf '%s' "$1" | base64 | tr -d '\r\n'
+}
+
+mode_base64="$(encode_base64 "$mode")"
+selection_base64="$(encode_base64 "$selection")"
+php_code="require_once IPS_GetKernelDir() . 'modules/Enelix-Utils/tests/Symcon/bootstrap.php'; "
+php_code+="\$mode = base64_decode('$mode_base64'); "
+php_code+="\$selection = array_values(array_filter(explode(',', base64_decode('$selection_base64')), "
+php_code+="static fn (string \$value): bool => \$value !== '')); "
+php_code+="\$result = enelixUtilsRunSymconTests(\$mode, \$selection); "
+php_code+="echo implode(':', ["
+php_code+="base64_encode(json_encode(\$result, JSON_THROW_ON_ERROR)), "
+php_code+="base64_encode(json_encode(\$result['report'], JSON_THROW_ON_ERROR)), "
+php_code+="base64_encode(\$result['junit']), "
+php_code+="base64_encode(\$result['console']), "
+php_code+="\$result['report']['passed'] ? '1' : '0'"
+php_code+="]);"
+php_code_base64="$(encode_base64 "$php_code")"
+rpc_code="eval(base64_decode('$php_code_base64'));"
+payload="$(printf '{"jsonrpc":"2.0","id":1,"method":"IPS_RunScriptTextWaitEx","params":["%s",{}]}' "$rpc_code")"
+
+mkdir -p "$output_dir"
+response_file="$output_dir/rpc-response.json"
+result_file="$output_dir/result.json"
+curl --silent --show-error --fail \
+    --header 'Content-Type: application/json' \
+    --data "$payload" \
+    "$url" > "$response_file"
+
+if grep -q '"error"' "$response_file"; then
+    sed -n '1,120p' "$response_file" >&2
+    exit 1
+fi
+
+wire="$(sed -n 's/^.*"result":"\([^"]*\)".*$/\1/p' "$response_file" | sed 's#\\/#/#g')"
+if [[ -z "$wire" ]]; then
+    echo 'IP-Symcon lieferte keine auswertbaren Testdaten:' >&2
+    sed -n '1,120p' "$response_file" >&2
+    exit 1
+fi
+
+IFS=: read -r result_base64 report_base64 junit_base64 console_base64 passed extra <<< "$wire"
+if [[ -n "${extra:-}" || -z "$result_base64" || -z "$report_base64" || -z "$junit_base64" ]]; then
+    echo 'IP-Symcon lieferte ein ungültiges Testergebnis.' >&2
+    exit 1
+fi
+
+printf '%s' "$result_base64" | base64 -d > "$result_file"
+printf '%s' "$report_base64" | base64 -d > "$output_dir/report.json"
+printf '%s' "$junit_base64" | base64 -d > "$output_dir/junit.xml"
+printf '%s' "$console_base64" | base64 -d
+
+[[ "$passed" == 1 ]]

tests/Symcon/bootstrap.php

@@ -0,0 +1,19 @@
+<?php
+
+declare(strict_types=1);
+
+use Belevo\EnelixUtils\SymconTest\TestRunner;
+
+require_once __DIR__ . '/TestContext.php';
+require_once __DIR__ . '/TestRunner.php';
+
+/**
+ * @param list<string>|string $selection
+ * @return array{report: array<string, mixed>, console: string, junit: string}
+ */
+function enelixUtilsRunSymconTests(string $mode = 'all', $selection = []): array
+{
+    $runner = new TestRunner('Enelix-Utils', __DIR__ . '/manifest.php');
+
+    return $runner->run($mode, $selection);
+}

tests/Symcon/manifest.php

@@ -0,0 +1,18 @@
+<?php
+
+declare(strict_types=1);
+
+return [
+    'ShellyModul' => [
+        'file' => __DIR__ . '/modules/ShellyModul.php',
+        'paths' => [
+            'ShellyModul/*',
+        ],
+    ],
+    'Verbrauchskostenreport' => [
+        'file' => __DIR__ . '/modules/Verbrauchskostenreport.php',
+        'paths' => [
+            'Verbrauchskostenreport/*',
+        ],
+    ],
+];

tests/Symcon/modules/ShellyModul.php

@@ -0,0 +1,69 @@
+<?php
+
+declare(strict_types=1);
+
+use Belevo\EnelixUtils\SymconTest\TestContext;
+
+return static function (TestContext $test): void {
+    $instancesBefore = array_flip(IPS_GetInstanceList());
+    $mqttId = $test->createInstance(
+        '{C6D2AEB3-6E1F-4B2E-8E69-3A1A00246850}',
+        'MQTT-Testserver'
+    );
+    $ioId = (int) IPS_GetInstance($mqttId)['ConnectionID'];
+    if ($ioId > 0 && !isset($instancesBefore[$ioId])) {
+        IPS_SetParent($ioId, $test->rootId());
+    }
+
+    $moduleId = $test->createInstance(
+        '{21D82EDB-AC8E-4F3D-9FEE-D20BCAFC1C33}',
+        'Shelly Modul'
+    );
+    if ((int) IPS_GetInstance($moduleId)['ConnectionID'] !== $mqttId) {
+        IPS_DisconnectInstance($moduleId);
+        IPS_ConnectInstance($moduleId, $mqttId);
+        IPS_ApplyChanges($moduleId);
+    }
+
+    $test->runCase('Instanz wird mit eigener MQTT-Elterninstanz angelegt', static function (
+        TestContext $test
+    ) use ($moduleId, $mqttId): void {
+        $connectionId = (int) IPS_GetInstance($moduleId)['ConnectionID'];
+        $test->assertSame($mqttId, $connectionId);
+        $test->assertTrue(IPS_InstanceExists($connectionId));
+    });
+
+    $test->runCase('Topicfilter wird angewendet und gespeichert', static function (
+        TestContext $test
+    ) use ($moduleId): void {
+        $test->configureInstance($moduleId, [
+            'UseDeviceTopicFilter' => true,
+            'DeviceTopicPrefix' => 'shelly-test',
+            'CreateOther' => false,
+        ]);
+        $test->assertSame(true, IPS_GetProperty($moduleId, 'UseDeviceTopicFilter'));
+        $test->assertSame('shelly-test', IPS_GetProperty($moduleId, 'DeviceTopicPrefix'));
+    });
+
+    $test->runCase('Öffentliche Schaltfunktion sendet an MQTT', static function (
+        TestContext $test
+    ) use ($moduleId): void {
+        $test->assertTrue(
+            IPS_FunctionExists('SHELLY_SetOutput'),
+            'Die öffentliche Funktion SHELLY_SetOutput fehlt.'
+        );
+        SHELLY_SetOutput($moduleId, 'shelly-test-device', 0, true);
+    });
+
+    $test->runCase('Konfigurationsformular ist gültiges JSON', static function (
+        TestContext $test
+    ) use ($moduleId): void {
+        $form = json_decode(
+            IPS_GetConfigurationForm($moduleId),
+            true,
+            512,
+            JSON_THROW_ON_ERROR
+        );
+        $test->assertTrue(is_array($form));
+    });
+};

tests/Symcon/modules/Verbrauchskostenreport.php

@@ -0,0 +1,66 @@
+<?php
+
+declare(strict_types=1);
+
+use Belevo\EnelixUtils\SymconTest\TestContext;
+
+return static function (TestContext $test): void {
+    $typeProfileExisted = IPS_VariableProfileExists('BELEVO.TariffType');
+    $priceProfileExisted = IPS_VariableProfileExists('BELEVO.TariffPrice');
+
+    $moduleId = $test->createInstance(
+        '{9DAC29C7-F381-F2A4-7CE2-F391C4123F38}',
+        'Verbrauchskostenreport'
+    );
+    $test->trackVariableProfile('BELEVO.TariffType', $typeProfileExisted);
+    $test->trackVariableProfile('BELEVO.TariffPrice', $priceProfileExisted);
+
+    $test->runCase('Instanz, Bedienvariablen und Reportmedium werden angelegt', static function (
+        TestContext $test
+    ) use ($moduleId): void {
+        foreach ([
+            'FromDate', 'ToDate', 'LastResult', 'VisuTariffOverview',
+            'VisuTariffPayload', 'VisuUserOverview', 'CreateReport', 'ReportPDF',
+        ] as $ident) {
+            $test->objectByIdent($ident, $moduleId);
+        }
+        $test->assertTrue(IPS_VariableProfileExists('BELEVO.TariffType'));
+        $test->assertTrue(IPS_VariableProfileExists('BELEVO.TariffPrice'));
+    });
+
+    $test->runCase('Datumsaktionen übernehmen Werte', static function (TestContext $test) use (
+        $moduleId
+    ): void {
+        $from = strtotime('2026-01-01 00:00:00');
+        $to = strtotime('2026-01-31 23:59:59');
+        IPS_RequestAction($moduleId, 'FromDate', $from);
+        IPS_RequestAction($moduleId, 'ToDate', $to);
+        $test->assertSame($from, GetValue($test->objectByIdent('FromDate', $moduleId)));
+        $test->assertSame($to, GetValue($test->objectByIdent('ToDate', $moduleId)));
+    });
+
+    $test->runCase('Tariftabelle wird validiert und gespeichert', static function (
+        TestContext $test
+    ) use ($moduleId): void {
+        $payload = json_encode([
+            [
+                'unit_type' => 'Netztarif',
+                'start' => '2026-01-01',
+                'end' => '2026-12-31',
+                'price' => '18.500',
+            ],
+        ], JSON_THROW_ON_ERROR);
+        IPS_RequestAction($moduleId, 'VisuTariffPayload', $payload);
+
+        $tariffs = json_decode(
+            (string) IPS_GetProperty($moduleId, 'Tariffs'),
+            true,
+            512,
+            JSON_THROW_ON_ERROR
+        );
+        $test->assertSame(1, count($tariffs));
+        $test->assertSame('Netztarif', $tariffs[0]['unit_type']);
+        $status = (string) GetValue($test->objectByIdent('VisuTariffStatus', $moduleId));
+        $test->assertTrue(str_contains($status, '1 Tarif'));
+    });
+};

tests/SymconTestContractTest.php

@@ -0,0 +1,83 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Belevo\EnelixUtils\Tests;
+
+use PHPUnit\Framework\TestCase;
+
+final class SymconTestContractTest extends TestCase
+{
+    public function testEveryModuleHasRegisteredSymconTest(): void
+    {
+        $root = dirname(__DIR__);
+        $moduleDirectories = array_map(
+            static fn (string $path): string => basename(dirname($path)),
+            glob($root . '/*/module.json') ?: []
+        );
+        sort($moduleDirectories);
+
+        $manifest = require __DIR__ . '/Symcon/manifest.php';
+        $registeredModules = array_keys($manifest);
+        sort($registeredModules);
+
+        self::assertSame(
+            $moduleDirectories,
+            $registeredModules,
+            'Jedes Modul benötigt einen Eintrag in tests/Symcon/manifest.php.'
+        );
+    }
+
+    public function testRegisteredScriptsReturnCallableTests(): void
+    {
+        $manifest = require __DIR__ . '/Symcon/manifest.php';
+
+        foreach ($manifest as $module => $definition) {
+            self::assertArrayHasKey('file', $definition, $module);
+            self::assertArrayHasKey('paths', $definition, $module);
+            self::assertFileExists($definition['file'], $module);
+            self::assertIsArray($definition['paths'], $module);
+            self::assertNotEmpty($definition['paths'], $module);
+            self::assertIsCallable(require $definition['file'], $module);
+        }
+    }
+
+    public function testFrameworkAndRunnerScriptsExist(): void
+    {
+        foreach ([
+            'TestContext.php',
+            'TestRunner.php',
+            'bootstrap.php',
+            'bin/affected-modules.php',
+            'bin/run-symcon-tests.sh',
+        ] as $file) {
+            self::assertFileExists(__DIR__ . '/Symcon/' . $file);
+        }
+    }
+
+    public function testAffectedModuleResolverSelectsAllModulesForFrameworkChanges(): void
+    {
+        self::assertSame(
+            ['ShellyModul', 'Verbrauchskostenreport'],
+            $this->resolveAffectedModules(['tests/Symcon/TestContext.php'])
+        );
+    }
+
+    /** @param list<string> $paths
+     * @return list<string>
+     */
+    private function resolveAffectedModules(array $paths): array
+    {
+        $argv = array_merge(['affected-modules.php'], $paths);
+        ob_start();
+        require __DIR__ . '/Symcon/bin/affected-modules.php';
+        $output = ob_get_clean();
+        self::assertIsString($output);
+
+        $modules = json_decode($output, true, 512, JSON_THROW_ON_ERROR);
+        self::assertIsArray($modules);
+        sort($modules);
+
+        return $modules;
+    }
+}