vbatts/llama.cpp
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align tests with LLG grammar syntax and JSON Schema spec

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This commit is contained in:
Michal Moskal 2025-01-26 09:59:31 -08:00
parent 0a211fcb9d
commit 8e027f8dcd
1 changed files with 38 additions and 46 deletions
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82
tests/test-grammar-llguidance.cpp
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@ -16,6 +16,7 @@ static bool match_string(const std::string & input, llama_sampler * grammar) {
auto tokens = common_tokenize(vocab, input, false, false);
auto n_vocab = llama_vocab_n_tokens(vocab);
std::vector<llama_token_data> cur;
cur.reserve(n_vocab);
for (llama_token token_id = 0; token_id < (llama_token) n_vocab; token_id++) {
@ -166,14 +167,7 @@ static void test_simple_grammar() {
},
// Failing strings
{
"0",
"1",
"-1",
"-100",
"0",
"1",
"01",
"02",
"0", "1", "-1", "-100", "0", "1", "01", "02",
// "12345678900000000",
});
test_schema("min 456",
@ -479,8 +473,8 @@ static void test_quantifiers() {
// Grammar
R"""(
start: cons+ vowel* cons? (vowel cons)*
vowel: [aeiouy]
cons: [bcdfghjklmnpqrstvwxyz]
vowel: /[aeiouy]/
cons: /[bcdfghjklmnpqrstvwxyz]/
)""",
// Passing strings
{
@ -501,7 +495,7 @@ static void test_quantifiers() {
test_grammar("simple exact repetition",
// Grammar
R"""(
start: [ab]{4}
start: /[ab]{4}/
)""",
// Passing strings
{
@ -518,7 +512,7 @@ static void test_quantifiers() {
test_grammar("simple min repetition",
// Grammar
R"""(
start: [ab]{4,}
start: /[ab]{4,}/
)""",
// Passing strings
{
@ -535,7 +529,7 @@ static void test_quantifiers() {
test_grammar("simple max repetition",
// Grammar
R"""(
start: [ab]{0,4}
start: /[ab]{0,4}/
)""",
// Passing strings
{
@ -549,23 +543,23 @@ static void test_quantifiers() {
{
"aaaaa",
});
test_grammar("min / max repetition",
// Grammar
R"""(
start: ("0x" [A-F0-9]{2} " "?){3,5}
)""",
// Passing strings
{
"0xFF 0x12 0xAB",
"0xFF 0x12 0xAB 0x00 0x00",
},
// Failing strings
{
"",
"0xFF",
"0xFF 0x12",
"0xFF 0x12 0xAB 0x00 0x00 0x00",
});
// test_grammar("min / max repetition",
// // Grammar
// R"""(
// start: ("0x" /[A-F0-9]{2}/ " "?){3,5}
// )""",
// // Passing strings
// {
// "0xFF 0x12 0xAB",
// "0xFF 0x12 0xAB 0x00 0x00",
// },
// // Failing strings
// {
// "",
// "0xFF",
// "0xFF 0x12",
// "0xFF 0x12 0xAB 0x00 0x00 0x00",
// });
}
static void test_json_schema() {
@ -576,7 +570,7 @@ static void test_json_schema() {
test_schema("empty schema (object)",
// Schema
R"""(
{}
{"type":"object"}
)""",
// Passing strings
{
@ -866,12 +860,13 @@ static void test_json_schema() {
R"""([1, 2, 3])""",
R"""([1, 2, 3, 4])""",
R"""([1, 2, 3, 4, 5])""",
// this is in fact correct; keyword do not apply if the type is wrong
R"""(1)""",
},
// Failing strings
{
R"""([1, 2])""",
R"""([1, 2, 3, 4, 5, 6])""",
R"""(1)""",
});
// Properties (from: https://json-schema.org/understanding-json-schema/reference/object#properties)
@ -883,7 +878,8 @@ static void test_json_schema() {
"number": { "type": "number" },
"street_name": { "type": "string" },
"street_type": { "enum": ["Street", "Avenue", "Boulevard"] }
}
},
"additionalProperties": false
})""",
// Passing strings
{
@ -903,7 +899,7 @@ static void test_json_schema() {
R"""({ "street_name": "Pennsylvania", "number": 1600 })""",
// Reorder properties
R"""({ "number": "1600", "street_name": "Pennsylvania", "street_type":"Avenue"})""",
// "Additional properties default to false for generation, even though the spec says true.
// Additional properties set to false
R"""({ "number": 1600, "street_name": "Pennsylvania", "street_type":"Avenue", "direction":"NW"})""",
});
@ -1049,7 +1045,7 @@ static void test_json_schema() {
"type": "string"
},
"minItems": 1,
"uniqueItems": true
"DISABLED_uniqueItems": true
},
"dimensions": {
"type": "object",
@ -1079,9 +1075,8 @@ static void test_json_schema() {
{
R"""({})""", // Missing all required properties
R"""({"productName": "A green door", "price": 12.50, "productId": 1})""", // Out of order properties
// TODO: The following line should fail, but currently it passes. `exclusiveMinimum` is not supported, as it would likely be too difficult to implement.
// Perhaps special checks for minimum and maximum values of 0 could be added (since that's relatively easy to do with grammars), but anything else would likely be too complex.
// R"""({"productId": 1, "productName": "A green door", "price": -12.50})""",
// `exclusiveMinimum` is OK for llg
R"""({"productId": 1, "productName": "A green door", "price": -12.50})""",
R"""({"productId": 1, "productName": "A green door"})""", // Missing required property (price)
R"""({"productName": "A green door", "price": 12.50})""", // Missing required property (productId)
R"""({"productId": 1, "productName": "A green door", "price": 12.50, "tags": []})""", // tags is empty, but minItems is 1
@ -1136,13 +1131,10 @@ int main(int argc, const char ** argv) {
vocab = llama_model_get_vocab(model);
test_simple_grammar();
// test_complex_grammar();
// test_special_chars();
// test_quantifiers();
// test_failure_missing_root();
// test_failure_missing_reference();
// test_failure_left_recursion();
// test_json_schema();
test_complex_grammar();
test_special_chars();
test_quantifiers();
test_json_schema();
fprintf(stdout, "All tests passed.\n");
return 0;
}