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File upload and QA testing guides
Use practical Playwright, Cypress, cURL, magic-byte, exact-size upload boundary, and HTTP Range workflows with verified sample test files.
Image testing guide for web applicationsImages · Generate image fixtures locally and test upload validation, responsive rendering, dimensions, transparency, thumbnails, and browser decoding.Video testing guide for players and uploadsVideos · Test video playback, uploads, metadata, posters, seeking, codecs, audio tracks, and processing with matching WebM, MP4, and MOV fixtures.WAV testing for playback and waveformsAudio · Generate deterministic WAV tones, noise, and silence locally for playback, waveform, duration, VAD, exact-size, and upload testing.Document testing guide for uploads and previewsDocuments · Test PDF and Office uploads, MIME detection, ZIP package inspection, previews, metadata, downloads, and parser limits with small verified fixtures.Exact-size file upload boundary testingDocuments · A practical method for testing just-below, exact-limit, and just-above upload boundaries without confusing decimal KB, binary KiB, payload, and request sizes.Magic bytes and MIME validationDocuments · Validate uploaded files using signatures, MIME, container structure, and parser results instead of trusting extensions or browser declarations.HTTP Range request testing for MP4, MOV, and WebMVideos · Verify 206 responses, Content-Range, byte accuracy, invalid ranges, caching, and browser seeking for downloadable video fixtures.Playwright and Cypress upload fixturesDocuments · Use stable TestFiles downloads and local buffers in Playwright and Cypress without making browser tests depend on changing user files.