/*
  Copyright 2020 David Robillard <d@drobilla.net>

  Permission to use, copy, modify, and/or distribute this software for any
  purpose with or without fee is hereby granted, provided that the above
  copyright notice and this permission notice appear in all copies.

  THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/

#undef NDEBUG

#include "serd/serd.h"

#include <assert.h>
#include <stdbool.h>
#include <stdio.h>
#include <string.h>

static bool
test(const SerdSyntax syntax, SerdNode* const node, const char* const expected)
{
  SerdEnv* const  env  = serd_env_new(SERD_STRING("http://example.org/base/"));
  char* const     str  = serd_node_to_syntax(node, syntax, env);
  SerdNode* const copy = serd_node_from_syntax(str, syntax, env);

  const bool success = !strcmp(str, expected) && serd_node_equals(copy, node);

  serd_node_free(copy);
  serd_free(str);
  serd_node_free(node);
  serd_env_free(env);
  return success;
}

static void
test_common(const SerdSyntax syntax)
{
  static const int data[] = {4, 2};

  static const SerdStringView datatype =
    SERD_STRING("http://example.org/Datatype");

  static const SerdStringView num_type =
    SERD_STRING("http://example.org/Decimal");

  assert(test(syntax, serd_new_string(SERD_STRING("node")), "\"node\""));

  assert(test(syntax,
              serd_new_literal(
                SERD_STRING("hallo"), SERD_HAS_LANGUAGE, SERD_STRING("de")),
              "\"hallo\"@de"));

  assert(test(syntax,
              serd_new_literal(SERD_STRING("X"), SERD_HAS_DATATYPE, datatype),
              "\"X\"^^<http://example.org/Datatype>"));

  assert(
    test(syntax, serd_new_token(SERD_BLANK, SERD_STRING("blank")), "_:blank"));

  assert(test(syntax, serd_new_token(SERD_BLANK, SERD_STRING("b0")), "_:b0"));

  assert(test(syntax,
              serd_new_uri(SERD_STRING("http://example.org/")),
              "<http://example.org/>"));

  assert(test(syntax,
              serd_new_double(1.25),
              "\"1.25E0\"^^<http://www.w3.org/2001/XMLSchema#double>"));

  assert(test(syntax,
              serd_new_float(1.25),
              "\"1.25E0\"^^<http://www.w3.org/2001/XMLSchema#float>"));

  assert(test(syntax,
              serd_new_integer(1234, num_type),
              "\"1234\"^^<http://example.org/Decimal>"));

  assert(
    test(syntax,
         serd_new_base64(data, sizeof(data), SERD_EMPTY_STRING()),
         "\"BAAAAAIAAAA=\"^^<http://www.w3.org/2001/XMLSchema#base64Binary>"));
}

static void
test_ntriples(void)
{
  test_common(SERD_NTRIPLES);

  {
    // No relative URIs in NTriples, so converting one fails without an env
    SerdNode* const rel = serd_new_uri(SERD_STRING("rel/uri"));
    assert(!serd_node_to_syntax(rel, SERD_NTRIPLES, NULL));
    assert(!serd_node_from_syntax("<rel/uri>", SERD_NTRIPLES, NULL));

    // If a relative URI can be expanded then all's well
    SerdEnv* const env = serd_env_new(SERD_STRING("http://example.org/base/"));
    char* const    str = serd_node_to_syntax(rel, SERD_NTRIPLES, env);
    assert(!strcmp(str, "<http://example.org/base/rel/uri>"));

    SerdNode* const copy = serd_node_from_syntax(str, SERD_NTRIPLES, env);
    assert(!strcmp(serd_node_string(copy), "http://example.org/base/rel/uri"));

    serd_node_free(copy);
    serd_env_free(env);
    serd_free(str);
    serd_node_free(rel);
  }

  assert(test(SERD_NTRIPLES,
              serd_new_decimal(1.25),
              "\"1.25\"^^<http://www.w3.org/2001/XMLSchema#decimal>"));

  assert(test(SERD_NTRIPLES,
              serd_new_integer(1234, SERD_EMPTY_STRING()),
              "\"1234\"^^<http://www.w3.org/2001/XMLSchema#integer>"));

  assert(test(SERD_NTRIPLES,
              serd_new_boolean(true),
              "\"true\"^^<http://www.w3.org/2001/XMLSchema#boolean>"));

  assert(test(SERD_NTRIPLES,
              serd_new_boolean(false),
              "\"false\"^^<http://www.w3.org/2001/XMLSchema#boolean>"));
}

static void
test_turtle(void)
{
  static const SerdStringView xsd_integer =
    SERD_STRING("http://www.w3.org/2001/XMLSchema#integer");

  test_common(SERD_TURTLE);

  test(SERD_TURTLE, serd_new_uri(SERD_STRING("rel/uri")), "<rel/uri>");

  assert(test(SERD_TURTLE, serd_new_decimal(1.25), "1.25"));

  assert(
    test(SERD_TURTLE, serd_new_integer(1234, SERD_EMPTY_STRING()), "1234"));

  assert(test(SERD_TURTLE, serd_new_integer(1234, xsd_integer), "1234"));

  assert(test(SERD_TURTLE, serd_new_boolean(true), "true"));
  assert(test(SERD_TURTLE, serd_new_boolean(false), "false"));
}

int
main(void)
{
  test_ntriples();
  test_turtle();

  return 0;
}