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# frozen_string_literal: true
require "test_helper"
require "database/setup"
require "active_storage/analyzer/video_analyzer"
class ActiveStorage::Analyzer::VideoAnalyzerTest < ActiveSupport::TestCase
test "analyzing a video" do
blob = create_file_blob(filename: "video.mp4", content_type: "video/mp4")
metadata = extract_metadata_from(blob)
assert_equal 640, metadata[:width]
assert_equal 480, metadata[:height]
assert_equal [4, 3], metadata[:display_aspect_ratio]
assert_equal 5.166648, metadata[:duration]
assert_not_includes metadata, :angle
end
test "analyzing a rotated video" do
blob = create_file_blob(filename: "rotated_video.mp4", content_type: "video/mp4")
metadata = extract_metadata_from(blob)
assert_equal 480, metadata[:width]
assert_equal 640, metadata[:height]
assert_equal [4, 3], metadata[:display_aspect_ratio]
assert_equal 5.227975, metadata[:duration]
assert_equal 90, metadata[:angle]
end
test "analyzing a video with rectangular samples" do
blob = create_file_blob(filename: "video_with_rectangular_samples.mp4", content_type: "video/mp4")
metadata = extract_metadata_from(blob)
assert_equal 1280, metadata[:width]
assert_equal 720, metadata[:height]
assert_equal [16, 9], metadata[:display_aspect_ratio]
end
test "analyzing a video with an undefined display aspect ratio" do
blob = create_file_blob(filename: "video_with_undefined_display_aspect_ratio.mp4", content_type: "video/mp4")
metadata = extract_metadata_from(blob)
assert_equal 640, metadata[:width]
assert_equal 480, metadata[:height]
assert_nil metadata[:display_aspect_ratio]
end
test "analyzing a video without a video stream" do
blob = create_file_blob(filename: "video_without_video_stream.mp4", content_type: "video/mp4")
metadata = extract_metadata_from(blob)
assert_equal({ "analyzed" => true, "identified" => true }, metadata)
end
end
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