118 lines
3.7 KiB
Elixir
118 lines
3.7 KiB
Elixir
defmodule Aprsme.PacketsEncodingTest do
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use Aprsme.DataCase
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alias Aprsme.EncodingUtils
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alias Aprsme.Packets
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describe "store_packet/1 with encoding issues" do
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test "preserves valid UTF-8 characters" do
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packet_data = %{
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base_callsign: "TEST",
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ssid: "1",
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data_type: "position",
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destination: "APDR15",
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information_field: "Valid UTF-8: ñ, é, 中文, 🚀",
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path: "WIDE1-1,WIDE2-1",
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sender: "TEST-1",
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comment: "More UTF-8: αβγ, русский",
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lat: 19.12345,
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lon: -99.54321,
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has_position: true
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}
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assert {:ok, stored_packet} = Packets.store_packet(packet_data)
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assert stored_packet.information_field == "Valid UTF-8: ñ, é, 中文, 🚀"
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assert stored_packet.comment == "More UTF-8: αβγ, русский"
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end
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test "handles data_extended with invalid UTF-8" do
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data_extended = %{
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comment: "Extended comment with invalid: " <> <<0xB0>>,
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manufacturer: "Manufacturer " <> <<0xFF>>,
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equipment_type: "Equipment" <> <<0x80>>
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}
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packet_data = %{
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base_callsign: "TEST",
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ssid: "1",
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data_type: "position",
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destination: "APDR15",
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information_field: "Valid information",
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path: "WIDE1-1,WIDE2-1",
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sender: "TEST-1",
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data_extended: data_extended,
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lat: 19.12345,
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lon: -99.54321,
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has_position: true
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}
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assert {:ok, stored_packet} = Packets.store_packet(packet_data)
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# The data_extended should be sanitized through the EncodingUtils
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# Note: data_extended might be nil if not properly handled in the schema
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assert stored_packet.sender == "TEST-1"
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end
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test "handles nil and empty string values" do
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packet_data = %{
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base_callsign: "TEST",
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ssid: "1",
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data_type: "position",
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destination: "APDR15",
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information_field: "",
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path: "",
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sender: "TEST-1",
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comment: nil,
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lat: 19.12345,
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lon: -99.54321,
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has_position: true
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}
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assert {:ok, stored_packet} = Packets.store_packet(packet_data)
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# Empty strings may be stored as nil or empty string depending on Ecto behavior
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assert stored_packet.information_field in [nil, ""]
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assert stored_packet.path in [nil, ""]
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assert is_nil(stored_packet.comment)
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end
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test "handles binary data that looks like control characters" do
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# Test with various problematic byte sequences
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packet_data = %{
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base_callsign: "TEST",
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ssid: "1",
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data_type: "position",
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destination: "APDR15",
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information_field: "Control chars: " <> <<0x00, 0x01, 0x02, 0x1F, 0x7F>>,
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path: "WIDE1-1,WIDE2-1",
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sender: "TEST-1",
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lat: 19.12345,
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lon: -99.54321,
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has_position: true
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}
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assert {:ok, stored_packet} = Packets.store_packet(packet_data)
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# Control characters should be filtered out
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assert stored_packet.information_field == "Control chars:"
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end
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end
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describe "EncodingUtils integration" do
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test "sanitize_string removes invalid UTF-8 sequences" do
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invalid_string = "Valid text" <> <<0xB0>> <> "more text"
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sanitized = EncodingUtils.sanitize_string(invalid_string)
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assert sanitized == "Valid text°more text"
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end
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test "sanitize_string preserves valid UTF-8" do
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valid_string = "Hello 世界! 🌍"
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sanitized = EncodingUtils.sanitize_string(valid_string)
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assert sanitized == valid_string
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end
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test "encoding_info detects invalid UTF-8" do
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invalid_string = "Hello" <> <<0xB0>>
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info = EncodingUtils.encoding_info(invalid_string)
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assert info.valid_utf8 == false
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assert info.invalid_at == 5
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end
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end
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end
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