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-rw-r--r--tests/serd_test.c535
1 files changed, 535 insertions, 0 deletions
diff --git a/tests/serd_test.c b/tests/serd_test.c
new file mode 100644
index 00000000..e537a5f5
--- /dev/null
+++ b/tests/serd_test.c
@@ -0,0 +1,535 @@
+/*
+ Copyright 2011-2017 David Robillard <http://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 <assert.h>
+#include <float.h>
+#include <math.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "serd/serd.h"
+
+#define USTR(s) ((const uint8_t*)(s))
+
+#ifndef INFINITY
+# define INFINITY (DBL_MAX + DBL_MAX)
+#endif
+#ifndef NAN
+# define NAN (INFINITY - INFINITY)
+#endif
+
+static int
+test_strtod(double dbl, double max_delta)
+{
+ char buf[1024];
+ snprintf(buf, sizeof(buf), "%f", dbl);
+
+ char* endptr = NULL;
+ const double out = serd_strtod(buf, &endptr);
+
+ const double diff = fabs(out - dbl);
+ assert(diff <= max_delta);
+ return 0;
+}
+
+static SerdStatus
+count_prefixes(void* handle, const SerdNode* name, const SerdNode* uri)
+{
+ (void)name;
+ (void)uri;
+
+ ++*(int*)handle;
+ return SERD_SUCCESS;
+}
+
+typedef struct {
+ int n_statements;
+ const SerdNode* graph;
+} ReaderTest;
+
+static SerdStatus
+test_sink(void* handle,
+ SerdStatementFlags flags,
+ const SerdNode* graph,
+ const SerdNode* subject,
+ const SerdNode* predicate,
+ const SerdNode* object,
+ const SerdNode* object_datatype,
+ const SerdNode* object_lang)
+{
+ (void)flags;
+ (void)subject;
+ (void)predicate;
+ (void)object;
+ (void)object_datatype;
+ (void)object_lang;
+
+ ReaderTest* rt = (ReaderTest*)handle;
+ ++rt->n_statements;
+ rt->graph = graph;
+ return SERD_SUCCESS;
+}
+
+static int
+check_file_uri(const char* hostname,
+ const char* path,
+ bool escape,
+ const char* expected_uri,
+ const char* expected_path)
+{
+ if (!expected_path) {
+ expected_path = path;
+ }
+
+ SerdNode node = serd_node_new_file_uri(
+ USTR(path), USTR(hostname), 0, escape);
+
+ uint8_t* out_hostname = NULL;
+ uint8_t* out_path = serd_file_uri_parse(node.buf, &out_hostname);
+ int ret = 0;
+ assert(!strcmp((const char*)node.buf, expected_uri));
+ assert((hostname && out_hostname) || (!hostname && !out_hostname));
+ assert(!strcmp((const char*)out_path, (const char*)expected_path));
+
+ serd_free(out_path);
+ serd_free(out_hostname);
+ serd_node_free(&node);
+ return ret;
+}
+
+int
+main(void)
+{
+#define MAX 1000000
+#define NUM_TESTS 1000
+ for (int i = 0; i < NUM_TESTS; ++i) {
+ double dbl = rand() % MAX;
+ dbl += (rand() % MAX) / (double)MAX;
+
+ if (test_strtod(dbl, 1 / (double)MAX)) {
+ return 1;
+ }
+ }
+
+ const double expt_test_nums[] = {
+ 2.0E18, -5e19, +8e20, 2e+24, -5e-5, 8e0, 9e-0, 2e+0
+ };
+
+ const char* expt_test_strs[] = {
+ "02e18", "-5e019", "+8e20", "2E+24", "-5E-5", "8E0", "9e-0", " 2e+0"
+ };
+
+ for (unsigned i = 0; i < sizeof(expt_test_nums) / sizeof(double); ++i) {
+ const double num = serd_strtod(expt_test_strs[i], NULL);
+ const double delta = fabs(num - expt_test_nums[i]);
+ assert(delta <= DBL_EPSILON);
+ }
+
+ // Test serd_node_new_decimal
+
+ const double dbl_test_nums[] = {
+ 0.0, 9.0, 10.0, .01, 2.05, -16.00001, 5.000000005, 0.0000000001, NAN, INFINITY
+ };
+
+ const char* dbl_test_strs[] = {
+ "0.0", "9.0", "10.0", "0.01", "2.05", "-16.00001", "5.00000001", "0.0", NULL, NULL
+ };
+
+ for (unsigned i = 0; i < sizeof(dbl_test_nums) / sizeof(double); ++i) {
+ SerdNode node = serd_node_new_decimal(dbl_test_nums[i], 8);
+ const bool pass = (node.buf && dbl_test_strs[i])
+ ? !strcmp((const char*)node.buf, (const char*)dbl_test_strs[i])
+ : ((const char*)node.buf == dbl_test_strs[i]);
+ assert(pass);
+ const size_t len = node.buf ? strlen((const char*)node.buf) : 0;
+ assert(node.n_bytes == len && node.n_chars == len);
+ serd_node_free(&node);
+ }
+
+ // Test serd_node_new_integer
+
+ const long int_test_nums[] = {
+ 0, -0, -23, 23, -12340, 1000, -1000
+ };
+
+ const char* int_test_strs[] = {
+ "0", "0", "-23", "23", "-12340", "1000", "-1000"
+ };
+
+ for (unsigned i = 0; i < sizeof(int_test_nums) / sizeof(double); ++i) {
+ SerdNode node = serd_node_new_integer(int_test_nums[i]);
+ assert(!strcmp((const char*)node.buf, (const char*)int_test_strs[i]));
+ const size_t len = strlen((const char*)node.buf);
+ assert(node.n_bytes == len && node.n_chars == len);
+ serd_node_free(&node);
+ }
+
+ // Test serd_node_new_blob
+ for (size_t size = 0; size < 256; ++size) {
+ uint8_t* data = (uint8_t*)malloc(size);
+ for (size_t i = 0; i < size; ++i) {
+ data[i] = (uint8_t)(rand() % 256);
+ }
+
+ SerdNode blob = serd_node_new_blob(data, size, size % 5);
+
+ assert(blob.n_bytes == blob.n_chars);
+ assert(blob.n_bytes == strlen((const char*)blob.buf));
+
+ size_t out_size;
+ uint8_t* out = (uint8_t*)serd_base64_decode(
+ blob.buf, blob.n_bytes, &out_size);
+ assert(out_size == size);
+
+ for (size_t i = 0; i < size; ++i) {
+ assert(out[i] == data[i]);
+ }
+
+ serd_node_free(&blob);
+ serd_free(out);
+ free(data);
+ }
+
+ // Test serd_strlen
+
+ const uint8_t str[] = { '"', '5', 0xE2, 0x82, 0xAC, '"', '\n', 0 };
+
+ size_t n_bytes;
+ SerdNodeFlags flags;
+ size_t len = serd_strlen(str, &n_bytes, &flags);
+ assert(len == 5 && n_bytes == 7 &&
+ flags == (SERD_HAS_QUOTE | SERD_HAS_NEWLINE));
+ len = serd_strlen(str, NULL, &flags);
+ assert(len == 5);
+
+ assert(serd_strlen(str, &n_bytes, NULL) == 5);
+
+ // Test serd_strerror
+
+ const uint8_t* msg = NULL;
+ assert(!strcmp((const char*)(msg = serd_strerror(SERD_SUCCESS)), "Success"));
+ for (int i = SERD_FAILURE; i <= SERD_ERR_INTERNAL; ++i) {
+ msg = serd_strerror((SerdStatus)i);
+ assert(strcmp((const char*)msg, "Success"));
+ }
+ msg = serd_strerror((SerdStatus)-1);
+
+ // Test serd_uri_to_path
+
+ const uint8_t* uri = (const uint8_t*)"file:///home/user/foo.ttl";
+ assert(!strcmp((const char*)serd_uri_to_path(uri), "/home/user/foo.ttl"));
+
+ uri = (const uint8_t*)"file://localhost/home/user/foo.ttl";
+ assert(!strcmp((const char*)serd_uri_to_path(uri), "/home/user/foo.ttl"));
+
+ uri = (const uint8_t*)"file:illegal/file/uri";
+ assert(!serd_uri_to_path(uri));
+
+ uri = (const uint8_t*)"file:///c:/awful/system";
+ assert(!strcmp((const char*)serd_uri_to_path(uri), "c:/awful/system"));
+
+ uri = (const uint8_t*)"file:///c:awful/system";
+ assert(!strcmp((const char*)serd_uri_to_path(uri), "/c:awful/system"));
+
+ uri = (const uint8_t*)"file:///0/1";
+ assert(!strcmp((const char*)serd_uri_to_path(uri), "/0/1"));
+
+ uri = (const uint8_t*)"C:\\Windows\\Sucks";
+ assert(!strcmp((const char*)serd_uri_to_path(uri), "C:\\Windows\\Sucks"));
+
+ uri = (const uint8_t*)"C|/Windows/Sucks";
+ assert(!strcmp((const char*)serd_uri_to_path(uri), "C|/Windows/Sucks"));
+
+ // Test file URI escaping and parsing
+
+ if (check_file_uri(NULL, "C:/My 100%", true,
+ "file:///C:/My%20100%%", NULL) ||
+ check_file_uri("ahost", "C:\\Pointless Space", true,
+ "file://ahost/C:/Pointless%20Space",
+ "C:/Pointless Space") ||
+ check_file_uri(NULL, "/foo/bar", true,
+ "file:///foo/bar", NULL) ||
+ check_file_uri("bhost", "/foo/bar", true,
+ "file://bhost/foo/bar", NULL) ||
+ check_file_uri(NULL, "a/relative path", false,
+ "a/relative path", NULL) ||
+ check_file_uri(NULL, "a/relative <path>", true,
+ "a/relative%20%3Cpath%3E", NULL)) {
+ return 1;
+ }
+
+ // Test tolerance of parsing junk URI escapes
+
+ uint8_t* out_path = serd_file_uri_parse(USTR("file:///foo/%0Xbar"), NULL);
+ assert(!strcmp((const char*)out_path, "/foo/bar"));
+ serd_free(out_path);
+
+ // Test serd_node_equals
+
+ const uint8_t replacement_char_str[] = { 0xEF, 0xBF, 0xBD, 0 };
+ SerdNode lhs = serd_node_from_string(SERD_LITERAL, replacement_char_str);
+ SerdNode rhs = serd_node_from_string(SERD_LITERAL, USTR("123"));
+ assert(!serd_node_equals(&lhs, &rhs));
+
+ SerdNode qnode = serd_node_from_string(SERD_CURIE, USTR("foo:bar"));
+ assert(!serd_node_equals(&lhs, &qnode));
+ assert(serd_node_equals(&lhs, &lhs));
+
+ SerdNode null_copy = serd_node_copy(&SERD_NODE_NULL);
+ assert(serd_node_equals(&SERD_NODE_NULL, &null_copy));
+
+ // Test serd_node_from_string
+
+ SerdNode node = serd_node_from_string(SERD_LITERAL, (const uint8_t*)"hello\"");
+ assert(node.n_bytes == 6 && node.n_chars == 6 &&
+ node.flags == SERD_HAS_QUOTE &&
+ !strcmp((const char*)node.buf, "hello\""));
+
+ node = serd_node_from_string(SERD_URI, NULL);
+ assert(serd_node_equals(&node, &SERD_NODE_NULL));
+
+ // Test serd_node_from_substring
+
+ SerdNode empty = serd_node_from_substring(SERD_LITERAL, NULL, 32);
+ assert(!empty.buf && !empty.n_bytes && !empty.n_chars && !empty.flags &&
+ !empty.type);
+
+ SerdNode a_b = serd_node_from_substring(SERD_LITERAL, USTR("a\"bc"), 3);
+ assert(a_b.n_bytes == 3 && a_b.n_chars == 3 &&
+ a_b.flags == SERD_HAS_QUOTE &&
+ !strncmp((const char*)a_b.buf, "a\"b", 3));
+
+ a_b = serd_node_from_substring(SERD_LITERAL, USTR("a\"bc"), 10);
+ assert(a_b.n_bytes == 4 && a_b.n_chars == 4 &&
+ a_b.flags == SERD_HAS_QUOTE &&
+ !strncmp((const char*)a_b.buf, "a\"bc", 4));
+
+ // Test serd_node_new_uri_from_string
+
+ SerdNode nonsense = serd_node_new_uri_from_string(NULL, NULL, NULL);
+ assert(nonsense.type == SERD_NOTHING);
+
+ SerdURI base_uri;
+ SerdNode base = serd_node_new_uri_from_string(USTR("http://example.org/"),
+ NULL, &base_uri);
+ SerdNode nil = serd_node_new_uri_from_string(NULL, &base_uri, NULL);
+ SerdNode nil2 = serd_node_new_uri_from_string(USTR(""), &base_uri, NULL);
+ assert(nil.type == SERD_URI);
+ assert(!strcmp((const char*)nil.buf, (const char*)base.buf));
+ assert(nil2.type == SERD_URI);
+ assert(!strcmp((const char*)nil2.buf, (const char*)base.buf));
+ serd_node_free(&nil);
+ serd_node_free(&nil2);
+
+ // Test serd_node_new_relative_uri
+ SerdNode abs = serd_node_from_string(SERD_URI, USTR("http://example.org/foo/bar"));
+ SerdURI abs_uri;
+ serd_uri_parse(abs.buf, &abs_uri);
+
+ SerdURI rel_uri;
+ SerdNode rel = serd_node_new_relative_uri(&abs_uri, &base_uri, NULL, &rel_uri);
+ assert(!strcmp((const char*)rel.buf, "/foo/bar"));
+
+ SerdNode up = serd_node_new_relative_uri(&base_uri, &abs_uri, NULL, NULL);
+ assert(!strcmp((const char*)up.buf, "../"));
+
+ SerdNode noup = serd_node_new_relative_uri(&base_uri, &abs_uri, &abs_uri, NULL);
+ assert(!strcmp((const char*)noup.buf, "http://example.org/"));
+
+ SerdNode x = serd_node_from_string(SERD_URI, USTR("http://example.org/foo/x"));
+ SerdURI x_uri;
+ serd_uri_parse(x.buf, &x_uri);
+
+ SerdNode x_rel = serd_node_new_relative_uri(&x_uri, &abs_uri, &abs_uri, NULL);
+ assert(!strcmp((const char*)x_rel.buf, "x"));
+
+ serd_node_free(&x_rel);
+ serd_node_free(&noup);
+ serd_node_free(&up);
+ serd_node_free(&rel);
+ serd_node_free(&base);
+
+ // Test SerdEnv
+
+ SerdNode u = serd_node_from_string(SERD_URI, USTR("http://example.org/foo"));
+ SerdNode b = serd_node_from_string(SERD_CURIE, USTR("invalid"));
+ SerdNode c = serd_node_from_string(SERD_CURIE, USTR("eg.2:b"));
+ SerdEnv* env = serd_env_new(NULL);
+ serd_env_set_prefix_from_strings(env, USTR("eg.2"), USTR("http://example.org/"));
+
+ assert(serd_env_set_base_uri(env, NULL));
+ assert(serd_env_set_base_uri(env, &node));
+ assert(serd_node_equals(serd_env_get_base_uri(env, NULL), &node));
+
+ SerdChunk prefix, suffix;
+ assert(serd_env_expand(env, &b, &prefix, &suffix));
+
+ SerdNode xnode = serd_env_expand_node(env, &node);
+ assert(serd_node_equals(&xnode, &SERD_NODE_NULL));
+
+ SerdNode xu = serd_env_expand_node(env, &u);
+ assert(!strcmp((const char*)xu.buf, "http://example.org/foo"));
+ serd_node_free(&xu);
+
+ SerdNode badpre = serd_node_from_string(SERD_CURIE, USTR("hm:what"));
+ SerdNode xbadpre = serd_env_expand_node(env, &badpre);
+ assert(serd_node_equals(&xbadpre, &SERD_NODE_NULL));
+
+ SerdNode xc = serd_env_expand_node(env, &c);
+ assert(!strcmp((const char*)xc.buf, "http://example.org/b"));
+ serd_node_free(&xc);
+
+ assert(serd_env_set_prefix(env, &SERD_NODE_NULL, &SERD_NODE_NULL));
+
+ const SerdNode lit = serd_node_from_string(SERD_LITERAL, USTR("hello"));
+ assert(serd_env_set_prefix(env, &b, &lit));
+
+ int n_prefixes = 0;
+ serd_env_set_prefix_from_strings(env, USTR("eg.2"), USTR("http://example.org/"));
+ serd_env_foreach(env, count_prefixes, &n_prefixes);
+ assert(n_prefixes == 1);
+
+ SerdNode shorter_uri = serd_node_from_string(SERD_URI, USTR("urn:foo"));
+ SerdNode prefix_name;
+ assert(!serd_env_qualify(env, &shorter_uri, &prefix_name, &suffix));
+
+ // Test SerdReader and SerdWriter
+
+ const char* path = "serd_test.ttl";
+ FILE* fd = fopen(path, "wb");
+ assert(fd);
+
+ SerdWriter* writer = serd_writer_new(
+ SERD_TURTLE, (SerdStyle)0, env, NULL, serd_file_sink, fd);
+ assert(writer);
+
+ serd_writer_chop_blank_prefix(writer, USTR("tmp"));
+ serd_writer_chop_blank_prefix(writer, NULL);
+
+ assert(serd_writer_set_base_uri(writer, &lit));
+ assert(serd_writer_set_prefix(writer, &lit, &lit));
+ assert(serd_writer_end_anon(writer, NULL));
+ assert(serd_writer_get_env(writer) == env);
+
+ uint8_t buf[] = { 0x80, 0, 0, 0, 0 };
+ SerdNode s = serd_node_from_string(SERD_URI, USTR(""));
+ SerdNode p = serd_node_from_string(SERD_URI, USTR("http://example.org/pred"));
+ SerdNode o = serd_node_from_string(SERD_LITERAL, buf);
+
+ // Write 3 invalid statements (should write nothing)
+ const SerdNode* junk[][5] = { { &s, &p, NULL, NULL, NULL },
+ { &s, NULL, &o, NULL, NULL },
+ { NULL, &p, &o, NULL, NULL },
+ { &s, &p, &SERD_NODE_NULL, NULL, NULL },
+ { &s, &SERD_NODE_NULL, &o, NULL, NULL },
+ { &SERD_NODE_NULL, &p, &o, NULL, NULL },
+ { &s, &o, &o, NULL, NULL },
+ { &o, &p, &o, NULL, NULL },
+ { &s, &p, &SERD_NODE_NULL, NULL, NULL },
+ { NULL, NULL, NULL, NULL, NULL } };
+ for (unsigned i = 0; i < sizeof(junk) / (sizeof(SerdNode*) * 5); ++i) {
+ assert(serd_writer_write_statement(
+ writer, 0, NULL,
+ junk[i][0], junk[i][1], junk[i][2], junk[i][3], junk[i][4]));
+ }
+
+ const SerdNode t = serd_node_from_string(SERD_URI, USTR("urn:Type"));
+ const SerdNode l = serd_node_from_string(SERD_LITERAL, USTR("en"));
+ const SerdNode* good[][5] = { { &s, &p, &o, NULL, NULL },
+ { &s, &p, &o, &SERD_NODE_NULL, &SERD_NODE_NULL },
+ { &s, &p, &o, &t, NULL },
+ { &s, &p, &o, NULL, &l },
+ { &s, &p, &o, &t, &l },
+ { &s, &p, &o, &t, &SERD_NODE_NULL },
+ { &s, &p, &o, &SERD_NODE_NULL, &l },
+ { &s, &p, &o, NULL, &SERD_NODE_NULL },
+ { &s, &p, &o, &SERD_NODE_NULL, NULL },
+ { &s, &p, &o, &SERD_NODE_NULL, NULL } };
+ for (unsigned i = 0; i < sizeof(good) / (sizeof(SerdNode*) * 5); ++i) {
+ assert(!serd_writer_write_statement(
+ writer, 0, NULL,
+ good[i][0], good[i][1], good[i][2], good[i][3], good[i][4]));
+ }
+
+ // Write statements with bad UTF-8 (should be replaced)
+ const uint8_t bad_str[] = { 0xFF, 0x90, 'h', 'i', 0 };
+ SerdNode bad_lit = serd_node_from_string(SERD_LITERAL, bad_str);
+ SerdNode bad_uri = serd_node_from_string(SERD_URI, bad_str);
+ assert(!serd_writer_write_statement(writer, 0, NULL,
+ &s, &p, &bad_lit, NULL, NULL));
+ assert(!serd_writer_write_statement(writer, 0, NULL,
+ &s, &p, &bad_uri, NULL, NULL));
+
+ // Write 1 valid statement
+ o = serd_node_from_string(SERD_LITERAL, USTR("hello"));
+ assert(!serd_writer_write_statement(writer, 0, NULL,
+ &s, &p, &o, NULL, NULL));
+
+ serd_writer_free(writer);
+
+ // Test chunk sink
+ SerdChunk chunk = { NULL, 0 };
+ writer = serd_writer_new(
+ SERD_TURTLE, (SerdStyle)0, env, NULL, serd_chunk_sink, &chunk);
+
+ o = serd_node_from_string(SERD_URI, USTR("http://example.org/base"));
+ assert(!serd_writer_set_base_uri(writer, &o));
+
+ serd_writer_free(writer);
+ uint8_t* out = serd_chunk_sink_finish(&chunk);
+
+ assert(!strcmp((const char*)out, "@base <http://example.org/base> .\n"));
+ serd_free(out);
+
+ // Rewind and test reader
+ fseek(fd, 0, SEEK_SET);
+
+ ReaderTest* rt = (ReaderTest*)calloc(1, sizeof(ReaderTest));
+ SerdReader* reader = serd_reader_new(
+ SERD_TURTLE, rt, free,
+ NULL, NULL, test_sink, NULL);
+ assert(reader);
+ assert(serd_reader_get_handle(reader) == rt);
+
+ SerdNode g = serd_node_from_string(SERD_URI, USTR("http://example.org/"));
+ serd_reader_set_default_graph(reader, &g);
+ serd_reader_add_blank_prefix(reader, USTR("tmp"));
+ serd_reader_add_blank_prefix(reader, NULL);
+
+ assert(serd_reader_read_file(reader, USTR("http://notafile")));
+ assert(serd_reader_read_file(reader, USTR("file:///better/not/exist")));
+ assert(serd_reader_read_file(reader, USTR("file://")));
+
+ const SerdStatus st = serd_reader_read_file(reader, USTR(path));
+ assert(!st);
+ assert(rt->n_statements == 13);
+ assert(rt->graph && rt->graph->buf &&
+ !strcmp((const char*)rt->graph->buf, "http://example.org/"));
+
+ assert(serd_reader_read_string(reader, USTR("This isn't Turtle at all.")));
+
+ serd_reader_free(reader);
+ fclose(fd);
+
+ serd_env_free(env);
+
+ printf("Success\n");
+ return 0;
+}
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