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Add support for CHOICE to client DER encode/decode logic

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This commit is contained in:
Camden Dixie O'Brien
2025-02-25 18:17:30 +00:00
parent 046deccc26
commit 18541786e1
2 changed files with 61 additions and 3 deletions
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40
client/tests/der_tests.vala
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@@ -172,6 +172,14 @@ void main(string[] args) {
test_encode(sequence, expected);
});
Test.add_func("/encode/choice/1:foo", () => {
var choice = new Der.Choice(1, new Utf8String("foo"));
var expected = new uint8[] {
0x81, 0x05, 0x0c, 0x03, 0x66, 0x6f, 0x6f
};
test_encode(choice, expected);
});
/*
* Decoding
*/
@@ -227,10 +235,10 @@ void main(string[] args) {
});
Test.add_func("/decode/sequence/foo,42", () => {
var expected_len = 2;
var bytes = new uint8[] {
0x30, 0x08, 0x0c, 0x03, 0x66, 0x6f, 0x6f, 0x02, 0x01, 0x2a
};
var expected = 2;
Der.Sequence sequence;
try {
sequence = decode(bytes) as Der.Sequence;
@@ -245,9 +253,9 @@ void main(string[] args) {
return;
}
Datum[] elems = sequence.value;
if (elems.length != expected) {
if (elems.length != expected_len) {
Test.message(
@"Expected $expected elements, got $(elems.length)");
@"Expected $expected_len elements, got $(elems.length)");
Test.fail();
return;
}
@@ -255,5 +263,31 @@ void main(string[] args) {
test_integer_value(42, elems[1]);
});
Test.add_func("/decode/choice/1:foo", () => {
var expected_id = 1;
var bytes = new uint8[] {
0x81, 0x05, 0x0c, 0x03, 0x66, 0x6f, 0x6f
};
Der.Choice choice;
try {
choice = decode(bytes) as Der.Choice;
} catch (DecodeError err) {
Test.message("Decoding failed: %s", err.message);
Test.fail();
return;
}
if (choice == null) {
Test.message("Bytes were not decoded as a CHOICE");
Test.fail();
return;
}
if (choice.id != expected_id) {
Test.message(@"Expected ID $expected_id, got $(choice.id)");
Test.fail();
return;
}
test_utf8string_value("foo", choice.value);
});
Test.run();
}