213 lines
17 KiB
PHP
213 lines
17 KiB
PHP
<?php
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declare(strict_types=1);
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require dirname(__DIR__) . '/vendor/autoload.php';
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use app\common\service\TongueScreenshotAnalysis as Analysis;
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use app\common\service\TongueScreenshotImage as Image;
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use think\file\UploadedFile;
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$checks = 0;
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$expect = static function (bool $ok, string $label) use (&$checks): void {
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if (!$ok) throw new RuntimeException('FAIL: ' . $label);
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++$checks;
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};
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$reject = static function (callable $call, string $label) use ($expect): void {
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try { $call(); } catch (DomainException $e) { $expect(true, $label); return; }
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$expect(false, $label);
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};
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$encode = static fn (array $data): string => json_encode($data, JSON_UNESCAPED_UNICODE | JSON_THROW_ON_ERROR);
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$valid = ['image_quality' => 'usable', 'quality_note' => '主画面舌头可见，轮廓较清楚',
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'features' => [['name' => '舌苔颜色', 'observation' => '可见舌苔偏白']], 'limitations' => [],
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'tcm_diagnosis' => ['status' => 'possible_patterns', 'summary' => '仅供参考，可考虑寒湿方向，需问诊和脉诊复核，不能据此确诊',
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'candidates' => [['name' => '寒湿倾向', 'basis' => ['舌苔颜色'], 'verify' => ['需询问有无畏寒，并检查脉象是否沉迟']]],
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'missing_information' => ['尚缺症状问诊和脉象检查']]];
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$expect(Analysis::parse($encode($valid)) === $valid, 'observable feature returned without augmentation');
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$expect(Analysis::parse("<think>discard private reasoning</think>```json\n" . $encode($valid) . "\n```") === $valid, 'reasoning removed before exact JSON parsing');
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$limited = $valid; $limited['image_quality'] = 'limited'; $limited['limitations'] = ['舌根被遮挡'];
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$expect(Analysis::parse($encode($limited)) === $limited, 'limited quality retains only visible features');
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$insufficient = ['status' => 'insufficient', 'summary' => '图片依据不足，无法提出辨证方向',
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'candidates' => [], 'missing_information' => ['缺少清晰舌象、症状问诊和脉象检查']];
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$absent = ['image_quality' => 'unusable', 'quality_note' => '主画面未见舌头', 'features' => [],
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'limitations' => ['主画面只显示脸部'], 'tcm_diagnosis' => $insufficient];
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$expect(Analysis::parse($encode($absent)) === $absent, 'no tongue has empty observations and a reason');
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foreach (['quality' => 'uncertain', 'extra' => true] as $key => $value) {
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$data = $valid; $data[$key] = $value;
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$reject(fn () => Analysis::parse($encode($data)), 'unknown root field ' . $key);
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}
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foreach (['blurred', null, 1, ['usable']] as $quality) {
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$data = $valid; $data['image_quality'] = $quality;
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$reject(fn () => Analysis::parse($encode($data)), 'quality enum strictly typed');
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}
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foreach ([[], ['normal' => true], [['name' => '证型', 'observation' => '湿热']],
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[['name' => '舌苔颜色', 'observation' => '白', 'extra' => 'ignored']],
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array_fill(0, 8, $valid['features'][0]), array_fill(0, 2, $valid['features'][0])] as $features) {
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$data = $valid; $data['features'] = $features;
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$reject(fn () => Analysis::parse($encode($data)), 'invalid or duplicate features rejected');
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}
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foreach (['舌象正常', '未见明显异常', '提示湿热证', '建议服用中药', '高血压风险', '<script>alert(1)</script>',
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'查看 https://bad.example/secret', '联系 13800138000', "偏白\n泄漏", str_repeat('白', 181), 'white', ''] as $text) {
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$data = $valid; $data['features'][0]['observation'] = $text;
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$reject(fn () => Analysis::parse($encode($data)), 'unsafe, clinical or oversized observation rejected');
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}
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$data = $absent; $data['features'] = $valid['features'];
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$reject(fn () => Analysis::parse($encode($data)), 'unusable cannot invent normal-looking features');
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$data = $absent; $data['quality_note'] = '画面清晰'; $data['limitations'] = ['舌苔偏白'];
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$reject(fn () => Analysis::parse($encode($data)), 'unusable requires an actual visibility reason');
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$data = $valid; $data['quality_note'] = '主画面未见舌头';
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$reject(fn () => Analysis::parse($encode($data)), 'no tongue note cannot contradict visible features');
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$data = $limited; $data['limitations'] = [];
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$reject(fn () => Analysis::parse($encode($data)), 'limited must explain its limits');
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$data = $valid; $data['quality_note'] = str_repeat('清', 241);
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$reject(fn () => Analysis::parse($encode($data)), 'quality note bounded');
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$data = $valid; $data['limitations'] = array_fill(0, 7, '受光照影响');
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$reject(fn () => Analysis::parse($encode($data)), 'limitation count bounded');
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$data = $valid; $data['limitations'] = [str_repeat('糊', 161)];
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$reject(fn () => Analysis::parse($encode($data)), 'limitation length bounded');
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foreach (['{}', '[]', 'not json', str_repeat('x', 32769), $encode($valid) . '附加报告'] as $text) {
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$reject(fn () => Analysis::parse($text), 'invalid response rejected');
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}
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$expect(str_contains(Analysis::prompt(), '主画面') && str_contains(Analysis::prompt(), '小窗医生')
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&& str_contains(Analysis::prompt(), 'features 必须为空数组'), 'prompt explicitly excludes inset and no-tongue hallucination');
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$expect(str_contains(Analysis::prompt(), '仅 tcm_diagnosis 区可使用中医术语')
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&& str_contains(Analysis::prompt(), '不能编造症状、脉象、既往史或患者自述')
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&& str_contains(Analysis::prompt(), '不能仅凭舌图确诊'), 'prompt separates tentative TCM direction from observed facts and unavailable clinical evidence');
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// The schema binds proposed patterns to named observations; text guards catch known
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// unsafe forms, but tests do not claim they can verify a model\'s medical reasoning.
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$data = $valid; $data['tcm_diagnosis'] = $insufficient;
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$expect(Analysis::parse($encode($data)) === $data, 'visible tongue may still provide insufficient evidence for a pattern');
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$data = $valid; unset($data['tcm_diagnosis']);
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$reject(fn () => Analysis::parse($encode($data)), 'TCM section is mandatory');
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foreach ([null, [], '寒湿'] as $diagnosis) {
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$data = $valid; $data['tcm_diagnosis'] = $diagnosis;
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$reject(fn () => Analysis::parse($encode($data)), 'TCM section must be an object');
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}
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$data = $absent; $data['tcm_diagnosis'] = $valid['tcm_diagnosis'];
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$reject(fn () => Analysis::parse($encode($data)), 'unusable tongue cannot carry candidate patterns');
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foreach ([['status' => 'certain'], ['status' => null], ['status' => 'insufficient'], ['candidates' => []],
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['candidates' => array_fill(0, 4, $valid['tcm_diagnosis']['candidates'][0])],
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['missing_information' => []], ['missing_information' => array_fill(0, 7, '尚缺问诊')],
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['missing_information' => [str_repeat('问', 161)]], ['summary' => str_repeat('参', 241)], ['confidence' => 0.9]] as $override) {
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$data = $valid; $data['tcm_diagnosis'] = array_replace($valid['tcm_diagnosis'], $override);
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$reject(fn () => Analysis::parse($encode($data)), 'TCM status, required arrays, exact fields and bounds enforced');
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}
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foreach ([['name' => str_repeat('湿', 41)], ['basis' => []], ['basis' => ['舌体颜色']], ['basis' => ['脉象']],
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['basis' => ['可见舌苔偏白']], ['basis' => ['舌苔颜色', '舌苔颜色']], ['basis' => [null]],
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['verify' => []], ['verify' => array_fill(0, 5, '需问诊核实')], ['verify' => [str_repeat('需', 161)]],
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['verify' => ['脉象为弦滑']], ['verify' => ['患者伴有口苦']], ['verify' => ['患者自诉乏力']],
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['confidence' => 98]] as $override) {
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$data = $valid; $data['tcm_diagnosis']['candidates'][0] = array_replace($data['tcm_diagnosis']['candidates'][0], $override);
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$reject(fn () => Analysis::parse($encode($data)), 'candidate bounds, supported feature names and needed corroboration enforced');
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}
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foreach (['不能仅凭舌象确定证型，需结合问诊与脉诊', '尚未确诊，候选方向仍待核实', '不确定具体证型，需补充症状信息'] as $text) {
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$data = $valid; $data['tcm_diagnosis']['summary'] = $text;
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$expect(Analysis::parse($encode($data))['tcm_diagnosis']['summary'] === $text, 'explicit uncertainty is not mistaken for a definitive diagnosis');
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}
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foreach (['确诊为寒湿证', '不能仅凭舌象确诊，但可以确定是寒湿证', '诊断为脾虚证', '患者伴有口苦，脉象为弦滑', '既往有高血压',
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'置信度百分之九十', '可能性为90%', '建议服用中药', '治疗采用清热法', '建议黄芪30克', '保证身体健康'] as $text) {
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$data = $valid; $data['tcm_diagnosis']['summary'] = $text;
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$reject(fn () => Analysis::parse($encode($data)), 'known certainty, invented clinical facts and treatment forms rejected');
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}
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$data = $valid; $data['features'][0]['observation'] = '寒湿倾向';
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$reject(fn () => Analysis::parse($encode($data)), 'TCM terms allowed only in diagnosis, not observations');
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$data = $valid; $data['tcm_diagnosis']['missing_information'] = [];
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$reject(fn () => Analysis::parse($encode($data)), 'image-only response can never claim complete clinical evidence');
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foreach (['未见舌根，舌尖可见', '未见舌体边缘，中央舌面可见', '未见舌尖，舌面中部可见', '未见舌苔，舌体清晰可见'] as $limited) {
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$data = $valid; $data['limitations'] = [$limited];
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$expect(Analysis::parse($encode($data)) === $data, 'partially unobserved anatomy is not mistaken for an absent tongue');
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}
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foreach (['主画面未见舌头', '看不到患者的舌体', '没有舌，只有脸部'] as $absentNote) {
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$data = $valid; $data['quality_note'] = $absentNote;
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$reject(fn () => Analysis::parse($encode($data)), 'whole tongue absence still conflicts with nonempty features');
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}
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foreach (['目前难以确定具体证候方向，需结合问诊与脉诊', '无法仅凭一张舌图确定证型，需结合问诊与脉诊'] as $uncertain) {
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$data = $valid; $data['tcm_diagnosis']['summary'] = $uncertain;
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$expect(Analysis::parse($encode($data)) === $data, 'bounded uncertainty variants are accepted');
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}
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$data = $valid; $data['tcm_diagnosis']['summary'] = '无法仅凭一张舌图确定，但可以确定是寒湿证';
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$reject(fn () => Analysis::parse($encode($data)), 'negated clause cannot bypass a following certain assertion');
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$data = $valid; $data['tcm_diagnosis']['candidates'][0]['verify'] = ['口渴吗？'];
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$expect(Analysis::parse($encode($data)) === $data, 'explicit question ending is valid needed verification');
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$data['tcm_diagnosis']['candidates'][0]['verify'] = ['患者伴有口苦吗？'];
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$reject(fn () => Analysis::parse($encode($data)), 'question punctuation does not bypass the existing assertion guard');
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// Information needed for the consultation is distinct from an asserted fact or treatment.
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foreach (['缺少既往用药史', '需补充近期用药情况和药物过敏史', '尚缺患者自述症状资料', '患者自述的症状信息'] as $missing) {
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$data = $valid; $data['tcm_diagnosis']['missing_information'] = [$missing];
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$expect(Analysis::parse($encode($data)) === $data, 'missing information category preserved without treating it as advice or a symptom assertion');
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}
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foreach (['需询问既往有无相关病史', '需询问是否服用药物', '需询问近期服药情况', '睡眠和二便是否正常？', '有无排便异常？', '请问近期睡眠如何？'] as $question) {
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$data = $valid; $data['tcm_diagnosis']['candidates'][0]['verify'] = [$question];
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$expect(Analysis::parse($encode($data)) === $data, 'explicit question remains a question rather than a health or medication conclusion');
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}
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foreach (['缺少既往用药信息，建议服药', '缺少用药史，建议黄芪30克', '患者自述乏力', '患者自述症状资料，患者伴有口苦', '既往有高血压', '睡眠和二便正常', '明确诊断为寒湿证'] as $badMissing) {
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$data = $valid; $data['tcm_diagnosis']['missing_information'] = [$badMissing];
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$reject(fn () => Analysis::parse($encode($data)), 'information category exception cannot hide appended advice or invented facts');
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}
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foreach (['需询问既往有无相关病史，既往有高血压', '是否服用药物，建议继续服药', '是否用药，建议黄芪30克', '是否正常，但可以确定是寒湿证', '是否大便正常，小便正常', '需询问近期用药情况，脉象为弦滑'] as $badQuestion) {
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$data = $valid; $data['tcm_diagnosis']['candidates'][0]['verify'] = [$badQuestion];
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$reject(fn () => Analysis::parse($encode($data)), 'question exception is bounded to its clause and keeps remaining guards');
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}
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foreach (['未见舌头后部，舌尖可见', '未见舌体后部，舌面中央可见', '未见舌体全貌，舌面中央可见'] as $partial) {
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$data = $valid; $data['limitations'] = [$partial];
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$expect(Analysis::parse($encode($data)) === $data, 'unobserved posterior or complete outline does not mean no tongue is visible');
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}
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foreach (['不能做出确定诊断，需结合问诊和脉诊', '无法明确诊断，需结合问诊和脉诊', '不能仅凭本次截图确定证型，需结合问诊和脉诊', '不能仅凭单张舌头照片确定证型，需结合问诊和脉诊'] as $uncertain) {
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$data = $valid; $data['tcm_diagnosis']['summary'] = $uncertain;
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$expect(Analysis::parse($encode($data)) === $data, 'bounded negated diagnosis is allowed');
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$data['tcm_diagnosis']['summary'] .= '，但可以确定是寒湿证';
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$reject(fn () => Analysis::parse($encode($data)), 'negated diagnosis does not hide a following positive diagnosis');
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}
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foreach (['缺少患者自述症状资料', '缺少脉象资料，无法进一步辨证', '舌下未拍摄，无法判断血瘀'] as $wrongField) {
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$data = $valid; $data['limitations'] = [$wrongField];
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$reject(fn () => Analysis::parse($encode($data)), 'clinical missing information is still prohibited in pure imaging limitations');
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}
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$data = $valid; $data['tcm_diagnosis']['candidates'][0]['name'] = '正常舌象';
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$reject(fn () => Analysis::parse($encode($data)), 'normal appearance cannot become a clinical candidate');
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$expect(str_contains(Analysis::prompt(), 'limitations 只能写') && str_contains(Analysis::prompt(), '缺少既往用药史')
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&& str_contains(Analysis::prompt(), '不要将“正常舌象”'), 'prompt matches field roles and avoids the observed repeated Qwen failures');
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foreach (['图像清晰，白平衡正常，舌面细节可见', '曝光正常，舌面存在反光', '光线正常，舌根被遮挡'] as $camera) {
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$data = $valid; $data['quality_note'] = $camera;
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$expect(Analysis::parse($encode($data)) === $data, 'camera conditions are not mistaken for a clinical normality claim');
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foreach (['，舌象正常', '，表明患者健康', '，未见明显异常', '，提示湿热证'] as $claim) {
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$data['quality_note'] = $camera . $claim;
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$reject(fn () => Analysis::parse($encode($data)), 'camera exception does not hide an appended clinical conclusion');
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}
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}
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$paths = [];
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$make = static function (string $format = 'jpeg', int $width = 128, int $height = 128) use (&$paths): UploadedFile {
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$path = tempnam(sys_get_temp_dir(), 'tongue-synthetic-'); $paths[] = $path;
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$canvas = imagecreatetruecolor($width, $height);
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imagefill($canvas, 0, 0, imagecolorallocate($canvas, 160, 100, 100));
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if ($format === 'jpeg') imagejpeg($canvas, $path, 80); else imagepng($canvas, $path);
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imagedestroy($canvas);
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return new UploadedFile($path, 'untrusted-client-name.jpg', 'image/jpeg', UPLOAD_ERR_OK, true);
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};
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try {
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$file = $make(); $digest = hash_file('sha256', $file->getPathname());
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$image = Image::fromUpload($file);
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$expect($image->sha256() === $digest && $image->path() === $file->getRealPath(), 'digest binds exact original JPEG bytes');
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$image->release(); $expect(!is_file($file->getPathname()), 'temporary screenshot removed explicitly');
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$reject(fn () => Image::fromUpload('https://example.test/photo.jpg'), 'URL cannot become upload');
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$reject(fn () => Image::fromUpload(['path' => __FILE__]), 'arbitrary path cannot become upload');
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$reject(fn () => Image::fromUpload($make('png')), 'client MIME/name cannot disguise PNG');
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$reject(fn () => Image::fromUpload($make('jpeg', 32, 128)), 'too-small JPEG rejected');
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$reject(fn () => Image::fromUpload($make('jpeg', 8193, 64)), 'oversized dimension rejected before decode');
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$file = $make(); $source = file_get_contents($file->getPathname());
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file_put_contents($file->getPathname(), substr($source, 0, -2));
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$reject(fn () => Image::fromUpload($file), 'truncated JPEG rejected');
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$file = $make(); $handle = fopen($file->getPathname(), 'ab'); ftruncate($handle, Image::MAX_BYTES + 1); fclose($handle);
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clearstatcache(true, $file->getPathname());
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$reject(fn () => Image::fromUpload($file), 'actual file size enforces 10 MiB cap');
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$file = $make();
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$reject(fn () => Image::fromUpload(new UploadedFile($file->getPathname(), 'photo.jpg', 'image/jpeg')), 'ordinary local file is not an HTTP upload');
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$reject(fn () => Image::fromUpload(new UploadedFile($file->getPathname(), 'photo.jpg', 'image/jpeg', UPLOAD_ERR_PARTIAL, true)), 'partial upload rejected');
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} finally {
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foreach ($paths as $path) if (is_file($path)) unlink($path);
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}
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echo "Tongue screenshot image and response contract: {$checks} checks OK\n";
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