#include "test.h"
#include "codec/codec_ttl.h"

#define TERM_CT 10
#define W3C_POS_TEST_CT 30
#define W3C_NEG_TEST_CT 14
#define W3C_TEST_BASE "http://www.w3.org/2001/sw/DataAccess/df1/tests/"



/// Positive test suite from W3C.
int
test_w3c_pos()
{
    char test_fname[36], out_fname[36];
    LSUP_Graph *gr;
    size_t ct;
    char *err;
    char ch;

    for (int i = 0; i <= W3C_POS_TEST_CT; i++) {
#if 1
        // Tests 14÷16 with 10K triples is quite long. Skip them temporarily.
        // TODO use a switch based on env var.
        if (i > 12 && i <17) continue;
#endif
        size_t nt_ct = 0;
        sprintf (test_fname, "test/assets/ttl/test-%02d.ttl", i);
        sprintf (out_fname, "test/assets/ttl/test-%02d.out", i);
        FILE *test_stream = fopen (test_fname, "r");
        FILE *out_stream = fopen (out_fname, "r");
        log_info ("Testing %s", test_fname);

        while ((ch=fgetc (out_stream)) != EOF) {
            if (ch == '\n') nt_ct++;
        }

        EXPECT_PASS (codec.decode_graph (test_stream, &gr, &ct, &err));
        EXPECT_INT_EQ (LSUP_graph_size (gr), nt_ct); // Just count NT lines.
    }

    return 0;
}


/// Negative test suite from W3C.
int
test_w3c_neg()
{

    return 0;
}


int codec_ttl_tests()
{
    LSUP_Term **terms = init_terms();
    init_triples (terms);

    codec = ttl_codec;

    //RUN (test_encode_ttl_graph);
    //RUN (test_decode_ttl_graph);
    //RUN (test_decode_ttl_bad_graph);
    RUN (test_w3c_pos);
    //RUN (test_w3c_neg);

    free_terms(terms);

    return 0;
}