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front: fail E2E test if PDF download fails in downloadSimulation() #10719

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merged 1 commit into from
Feb 10, 2025
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front: fail E2E test if PDF download fails in downloadSimulation() #10719

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48 changes: 22 additions & 26 deletions front/tests/pages/stdcm-page-model.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -705,40 +705,36 @@ class STDCMPage extends HomePage {
}

async downloadSimulation(downloadDir: string): Promise<void> {
try {
// Wait until there are no network requests for stability
await this.page.waitForLoadState('networkidle');
// Wait until there are no network requests for stability
await this.page.waitForLoadState('networkidle');

// Get the download link element and suggested filename
const suggestedFilename = await this.downloadLink.getAttribute('download');
expect(suggestedFilename).toMatch(/^Stdcm.*\.pdf$/);
// Get the download link element and suggested filename
const suggestedFilename = await this.downloadLink.getAttribute('download');
expect(suggestedFilename).toMatch(/^Stdcm.*\.pdf$/);

const downloadPath = path.join(downloadDir, suggestedFilename!);
const downloadPath = path.join(downloadDir, suggestedFilename!);

await fs.promises.mkdir(downloadDir, { recursive: true });
await fs.promises.mkdir(downloadDir, { recursive: true });

// Get the file content from the `blob:` URL
const fileContent = await this.downloadSimulationButton.evaluate(async (el) => {
if (!(el instanceof HTMLAnchorElement)) {
throw new Error('Element is not an anchor tag');
}
// Get the file content from the `blob:` URL
const fileContent = await this.downloadSimulationButton.evaluate(async (el) => {
if (!(el instanceof HTMLAnchorElement)) {
throw new Error('Element is not an anchor tag');
}

const response = await fetch(el.href);
if (!response.ok) {
throw new Error(`Failed to fetch the blob: ${response.status} ${response.statusText}`);
}
const response = await fetch(el.href);
if (!response.ok) {
throw new Error(`Failed to fetch the blob: ${response.status} ${response.statusText}`);
}

const buffer = await response.arrayBuffer();
return Array.from(new Uint8Array(buffer));
});
const buffer = await response.arrayBuffer();
return Array.from(new Uint8Array(buffer));
});

// Write the file to the local file system
await fs.promises.writeFile(downloadPath, Buffer.from(fileContent));
// Write the file to the local file system
await fs.promises.writeFile(downloadPath, Buffer.from(fileContent));

logger.info(`The PDF was successfully downloaded to: ${downloadPath}`);
} catch (error) {
logger.error('Failed to download simulation', error);
}
logger.info(`The PDF was successfully downloaded to: ${downloadPath}`);
}

async startNewQuery() {
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