100% test coverage.

git-svn-id: http://svn.drobilla.net/serd/trunk@276 490d8e77-9747-427b-9fa3-0b8f29cee8a0

19 files changed, 255 insertions, 87 deletions

diff --git a/src/env.c b/src/env.c
index 7abe6791..2a63cf1d 100644
--- a/src/env.c
+++ b/src/env.c
@@ -132,7 +132,9 @@ serd_env_set_prefix(SerdEnv*        env,
                     const SerdNode* name,
                     const SerdNode* uri_node)
 {
-	if (serd_uri_string_has_scheme(uri_node->buf)) {
+	if (!name->buf || !uri_node->buf || uri_node->type != SERD_URI) {
+		return SERD_ERR_BAD_ARG;
+	} else if (serd_uri_string_has_scheme(uri_node->buf)) {
 		// Set prefix to absolute URI
 		serd_env_add(env, name, uri_node);
 	} else {
@@ -141,10 +143,6 @@ serd_env_set_prefix(SerdEnv*        env,
 		SerdNode abs_uri_node = serd_node_new_uri_from_node(
 			uri_node, &env->base_uri, &abs_uri);
 
-		if (!abs_uri_node.buf) {
-			return SERD_ERR_BAD_ARG;
-		}
-
 		// Set prefix to resolved (absolute) URI
 		serd_env_add(env, name, &abs_uri_node);
 		serd_node_free(&abs_uri_node);
diff --git a/src/node.c b/src/node.c
index fbcbe1f5..59839e34 100644
--- a/src/node.c
+++ b/src/node.c
@@ -134,11 +134,7 @@ serd_node_new_uri(const SerdURI* uri, const SerdURI* base, SerdURI* out)
 	node.n_bytes    = actual_len;
 	node.n_chars    = actual_len;
 
-	// FIXME: double parse
-	if (serd_uri_parse(buf, out)) {
-		fprintf(stderr, "Failed to parse URI <%s>\n", buf);
-		return SERD_NODE_NULL;
-	}
+	serd_uri_parse(buf, out);  // TODO: cleverly avoid double parse
 
 	return node;
 }
@@ -201,7 +197,7 @@ serd_node_new_integer(long i)
 {
 	long       abs_i  = labs(i);
 	const long digits = (long)fmax(1.0, ceil(log10((double)abs_i + 1)));
-	char*      buf    = calloc(digits + 1, 1);
+	char*      buf    = calloc(digits + 2, 1);
 	SerdNode   node   = { (const uint8_t*)buf, 0, 0, 0, SERD_LITERAL };
 
 	// Point s to the end
diff --git a/src/reader.c b/src/reader.c
index f99d5741..fbc7a711 100644
--- a/src/reader.c
+++ b/src/reader.c
@@ -490,26 +490,6 @@ read_character(SerdReader* reader, Ref dest)
 	}
 }
 
-// [39] echaracter ::= character | '\t' | '\n' | '\r'
-static inline SerdStatus
-read_echaracter(SerdReader* reader, Ref dest)
-{
-	SerdNodeFlags flags = 0;
-	uint8_t       c     = peek_byte(reader);
-	switch (c) {
-	case '\\':
-		eat_byte_safe(reader, '\\');
-		if (read_echaracter_escape(reader, peek_byte(reader), &flags)) {
-			return SERD_SUCCESS;
-		} else {
-			error(reader, "illegal escape `\\%c'\n", peek_byte(reader));
-			return SERD_ERR_BAD_SYNTAX;
-		}
-	default:
-		return read_character(reader, dest);
-	}
-}
-
 // [43] lcharacter ::= echaracter | '\"' | #x9 | #xA | #xD
 static inline SerdStatus
 read_lcharacter(SerdReader* reader, Ref dest, SerdNodeFlags* flags)
@@ -544,7 +524,7 @@ read_lcharacter(SerdReader* reader, Ref dest, SerdNodeFlags* flags)
 		push_byte(reader, dest, eat_byte_safe(reader, c));
 		return SERD_SUCCESS;
 	default:
-		return read_echaracter(reader, dest);
+		return read_character(reader, dest);
 	}
 }
 
@@ -581,7 +561,8 @@ read_ucharacter(SerdReader* reader, Ref dest)
 		if (read_ucharacter_escape(reader, dest)) {
 			return SERD_SUCCESS;
 		} else {
-			return error(reader, "illegal escape `\\%c'\n", peek_byte(reader));
+			error(reader, "illegal escape `\\%c'\n", peek_byte(reader));
+			return SERD_FAILURE;
 		}
 	case '>':
 		return SERD_FAILURE;
@@ -703,17 +684,13 @@ read_relativeURI(SerdReader* reader)
 //    | [#x037F-#x1FFF] | [#x200C-#x200D] | [#x2070-#x218F] | [#x2C00-#x2FEF]
 //    | [#x3001-#xD7FF] | [#xF900-#xFDCF] | [#xFDF0-#xFFFD] | [#x10000-#xEFFFF]
 static inline uchar
-read_nameStartChar(SerdReader* reader, bool required)
+read_nameStartChar(SerdReader* reader)
 {
 	const uint8_t c = peek_byte(reader);
 	if (c == '_' || is_alpha(c)) {  // TODO: not strictly correct
 		return eat_byte_safe(reader, c);
-	} else {
-		if (required) {
-			error(reader, "illegal character `%c'\n", c);
-		}
-		return 0;
 	}
+	return 0;
 }
 
 // [31] nameChar ::= nameStartChar | '-' | [0-9]
@@ -721,7 +698,7 @@ read_nameStartChar(SerdReader* reader, bool required)
 static inline uchar
 read_nameChar(SerdReader* reader)
 {
-	uchar c = read_nameStartChar(reader, false);
+	uchar c = read_nameStartChar(reader);
 	if (c)
 		return c;
 
@@ -745,12 +722,12 @@ read_prefixName(SerdReader* reader, Ref dest)
 		pop_node(reader, dest);
 		return 0;
 	}
-	TRY_RET(c = read_nameStartChar(reader, false));
+	TRY_RET(c = read_nameStartChar(reader));
 	if (!dest) {
 		dest = push_node(reader, SERD_CURIE, "", 0);
 	}
 	push_byte(reader, dest, c);
-	while ((c = read_nameChar(reader)) != 0) {
+	while ((c = read_nameChar(reader))) {
 		push_byte(reader, dest, c);
 	}
 	return dest;
@@ -760,7 +737,7 @@ read_prefixName(SerdReader* reader, Ref dest)
 static Ref
 read_name(SerdReader* reader, Ref dest, bool required)
 {
-	uchar c = read_nameStartChar(reader, required);
+	uchar c = read_nameStartChar(reader);
 	if (!c) {
 		if (required) {
 			error(reader, "illegal character at start of name\n");
@@ -921,36 +898,26 @@ read_resource(SerdReader* reader, Ref* dest)
 	return *dest != 0;
 }
 
-// [14] literal ::= quotedString ( '@' language )? | datatypeString
-//    | integer | double | decimal | boolean
 static bool
 read_literal(SerdReader* reader, Ref* dest,
              Ref* datatype, Ref* lang, SerdNodeFlags* flags)
 {
-	Ref           str = 0;
-	const uint8_t c   = peek_byte(reader);
-	if (c == '-' || c == '+' || c == '.' || is_digit(c)) {
-		return read_number(reader, dest, datatype);
-	} else if (c == '\"') {
-		str = read_quotedString(reader, flags);
-		if (!str) {
-			return false;
-		}
+	Ref str = read_quotedString(reader, flags);
+	if (!str) {
+		return false;
+	}
 
-		switch (peek_byte(reader)) {
-		case '^':
-			eat_byte_safe(reader, '^');
-			eat_byte_check(reader, '^');
-			TRY_THROW(read_resource(reader, datatype));
-			break;
-		case '@':
-			eat_byte_safe(reader, '@');
-			TRY_THROW(*lang = read_language(reader));
-		}
-		*dest = str;
-	} else {
-		return error(reader, "unknown literal type\n");
+	switch (peek_byte(reader)) {
+	case '^':
+		eat_byte_safe(reader, '^');
+		eat_byte_check(reader, '^');
+		TRY_THROW(read_resource(reader, datatype));
+		break;
+	case '@':
+		eat_byte_safe(reader, '@');
+		TRY_THROW(*lang = read_language(reader));
 	}
+	*dest = str;
 	return true;
 except:
 	pop_node(reader, str);
@@ -1126,9 +1093,11 @@ read_object(SerdReader* reader, ReadContext ctx)
 	case '<': case ':':
 		TRY_THROW(ret = read_resource(reader, &o));
 		break;
-	case '\"': case '+': case '-':
-	case '0': case '1': case '2': case '3': case '4':
-	case '5': case '6': case '7': case '8': case '9': case '.':
+	case '+': case '-': case '.': case '0': case '1': case '2': case '3':
+	case '4': case '5': case '6': case '7': case '8': case '9':
+		TRY_THROW(ret = read_number(reader, &o, &datatype));
+		break;
+	case '\"': 
 		TRY_THROW(ret = read_literal(reader, &o, &datatype, &lang, &flags));
 		break;
 	default:
@@ -1470,16 +1439,15 @@ serd_reader_get_handle(const SerdReader* reader)
 {
 	return reader->handle;
 }
+
 SERD_API
 void
 serd_reader_add_blank_prefix(SerdReader*    reader,
                              const uint8_t* prefix)
 {
-	if (reader->bprefix) {
-		free(reader->bprefix);
-		reader->bprefix_len = 0;
-		reader->bprefix     = NULL;
-	}
+	free(reader->bprefix);
+	reader->bprefix_len = 0;
+	reader->bprefix     = NULL;
 	if (prefix) {
 		reader->bprefix_len = strlen((const char*)prefix);
 		reader->bprefix     = malloc(reader->bprefix_len + 1);
diff --git a/src/serdi.c b/src/serdi.c
index 3fbc9165..e69b226d 100644
--- a/src/serdi.c
+++ b/src/serdi.c
@@ -149,7 +149,7 @@ main(int argc, char** argv)
 		in_name = in_name ? in_name : input;
 		if (!in_fd) {
 			input = serd_uri_to_path(in_name);
-			if (!(in_fd = serd_fopen((const char*)input, "r"))) {
+			if (!input || !(in_fd = serd_fopen((const char*)input, "r"))) {
 				return 1;
 			}
 		}
diff --git a/src/writer.c b/src/writer.c
index 96f8d1e4..c388188e 100644
--- a/src/writer.c
+++ b/src/writer.c
@@ -163,6 +163,8 @@ write_text(SerdWriter* writer, TextContext ctx,
 			c = in & 0x07;
 		} else {
 			fprintf(stderr, "Invalid UTF-8 at offset %zu: %X\n", i, in);
+			const uint8_t replacement_char[] = { 0xEF, 0xBF, 0xBD };
+			sink(replacement_char, sizeof(replacement_char), writer);
 			return false;
 		}
 
@@ -249,8 +251,6 @@ write_node(SerdWriter*        writer,
 	SerdChunk uri_prefix;
 	SerdChunk uri_suffix;
 	switch (node->type) {
-	case SERD_NOTHING:
-		return false;
 	case SERD_BLANK:
 		if (writer->syntax != SERD_NTRIPLES
 		    && ((field == FIELD_SUBJECT && (flags & SERD_ANON_S_BEGIN))
@@ -350,11 +350,23 @@ write_node(SerdWriter*        writer,
 		sink("<", 1, writer);
 		write_text(writer, WRITE_URI, node->buf, node->n_bytes, '>');
 		sink(">", 1, writer);
-		return true;
+	default:
+		break;
 	}
 	return true;
 }
 
+static inline bool
+is_resource(const SerdNode* node)
+{
+	switch (node->type) {
+	case SERD_URI: case SERD_CURIE: case SERD_BLANK:
+		return true;
+	default:
+		return false;
+	}
+}
+
 SERD_API
 SerdStatus
 serd_writer_write_statement(SerdWriter*        writer,
@@ -366,7 +378,12 @@ serd_writer_write_statement(SerdWriter*        writer,
                             const SerdNode*    object_datatype,
                             const SerdNode*    object_lang)
 {
-	assert(subject && predicate && object);
+	if (!subject || !predicate || !object
+	    || !subject->buf || !predicate->buf || !object->buf
+	    || !is_resource(subject) || !is_resource(predicate)) {
+		return SERD_ERR_BAD_ARG;
+	}
+
 	switch (writer->syntax) {
 	case SERD_NTRIPLES:
 		write_node(writer, subject, NULL, NULL, FIELD_SUBJECT, flags);
@@ -536,11 +553,9 @@ void
 serd_writer_chop_blank_prefix(SerdWriter*    writer,
                               const uint8_t* prefix)
 {
-	if (writer->bprefix) {
-		free(writer->bprefix);
-		writer->bprefix_len = 0;
-		writer->bprefix     = NULL;
-	}
+	free(writer->bprefix);
+	writer->bprefix_len = 0;
+	writer->bprefix     = NULL;
 	if (prefix) {
 		writer->bprefix_len = strlen((const char*)prefix);
 		writer->bprefix     = malloc(writer->bprefix_len + 1);
diff --git a/tests/bad-blank.ttl b/tests/bad-blank.ttl
new file mode 100644
index 00000000..a6543f2d
--- /dev/null
+++ b/tests/bad-blank.ttl
@@ -0,0 +1,3 @@
+@prefix eg: <http://example.org/> .
+
+_:.bad a eg:Thing .
\ No newline at end of file
diff --git a/tests/bad-eof-in-escape.ttl b/tests/bad-eof-in-escape.ttl
new file mode 100644
index 00000000..d60acd15
--- /dev/null
+++ b/tests/bad-eof-in-escape.ttl
@@ -0,0 +1,3 @@
+@prefix eg: <http://example.org> .
+
+<> eg:comment """Hello""
\ No newline at end of file
diff --git a/tests/bad-eof-in-triple-quote.ttl b/tests/bad-eof-in-triple-quote.ttl
new file mode 100644
index 00000000..d60acd15
--- /dev/null
+++ b/tests/bad-eof-in-triple-quote.ttl
@@ -0,0 +1,3 @@
+@prefix eg: <http://example.org> .
+
+<> eg:comment """Hello""
\ No newline at end of file
diff --git a/tests/bad-escape.ttl b/tests/bad-escape.ttl
index 0fd6c5bf..c03f395f 100644
--- a/tests/bad-escape.ttl
+++ b/tests/bad-escape.ttl
@@ -1 +1 @@
-<http://example.org/thing> <http://example.org/comment> "\!" .
+<http://example.org/thing> <http://example.org/comment> """\!""" .
diff --git a/tests/bad-hex-escape.ttl b/tests/bad-hex-escape.ttl
new file mode 100644
index 00000000..ba6ff5b9
--- /dev/null
+++ b/tests/bad-hex-escape.ttl
@@ -0,0 +1 @@
+<http://example.org/thing> <http://example.org/comment> "\UFFFFFFFF" .
diff --git a/tests/bad-prefix.ttl b/tests/bad-prefix.ttl
new file mode 100644
index 00000000..6c286355
--- /dev/null
+++ b/tests/bad-prefix.ttl
@@ -0,0 +1 @@
+@prefix _invalid <http://example.org/> .
diff --git a/tests/bad-uri-escape.ttl b/tests/bad-uri-escape.ttl
new file mode 100644
index 00000000..16c63754
--- /dev/null
+++ b/tests/bad-uri-escape.ttl
@@ -0,0 +1 @@
+<http://example.org/thing> <http://example.org/comment> <http://example.org/\!> .
diff --git a/tests/serd_test.c b/tests/serd_test.c
index c5c650da..aca88127 100644
--- a/tests/serd_test.c
+++ b/tests/serd_test.c
@@ -16,11 +16,14 @@
 
 #include <float.h>
 #include <math.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
 #include "serd/serd.h"
 
+#define USTR(s) ((const uint8_t*)(s))
+
 static bool
 test_strtod(double dbl, double max_delta)
 {
@@ -39,6 +42,27 @@ test_strtod(double dbl, double max_delta)
 	return true;
 }
 
+static SerdStatus
+count_prefixes(void* handle, const SerdNode* name, const SerdNode* uri)
+{
+	++*(int*)handle;
+	return SERD_SUCCESS;
+}
+
+static SerdStatus
+count_statements(void*              handle,
+                 SerdStatementFlags flags,
+                 const SerdNode*    graph,
+                 const SerdNode*    subject,
+                 const SerdNode*    predicate,
+                 const SerdNode*    object,
+                 const SerdNode*    object_datatype,
+                 const SerdNode*    object_lang)
+{
+	++*(int*)handle;
+	return SERD_SUCCESS;
+}
+
 int
 main()
 {
@@ -186,7 +210,154 @@ main()
 		        node.buf, node.n_bytes, node.n_chars, node.flags, node.type);
 		return 1;
 	}
-	
+
+	// 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:b"));
+	SerdEnv* env = serd_env_new(NULL);
+	serd_env_set_prefix_from_strings(env, USTR("eg"), USTR("http://example.org/"));
+
+	SerdChunk prefix, suffix;
+	if (!serd_env_expand(env, &b, &prefix, &suffix)) {
+		fprintf(stderr, "Expanded invalid curie %s\n", b.buf);
+		return 1;
+	}
+
+	SerdNode xu = serd_env_expand_node(env, &u);
+	if (strcmp((const char*)xu.buf, "http://example.org/foo")) {
+		fprintf(stderr, "Expanded %s to %s\n", c.buf, xu.buf);
+		return 1;
+	}
+	serd_node_free(&xu);
+
+	SerdNode xc = serd_env_expand_node(env, &c);
+	if (strcmp((const char*)xc.buf, "http://example.org/b")) {
+		fprintf(stderr, "Expanded %s to %s\n", c.buf, xc.buf);
+		return 1;
+	}
+	serd_node_free(&xc);
+
+	if (!serd_env_set_prefix(env, &SERD_NODE_NULL, &SERD_NODE_NULL)) {
+		fprintf(stderr, "Set NULL prefix\n");
+		return 1;
+	}
+
+	const SerdNode lit = serd_node_from_string(SERD_LITERAL, USTR("hello"));
+	if (!serd_env_set_prefix(env, &b, &lit)) {
+		fprintf(stderr, "Set prefix to literal\n");
+		return 1;
+	}
+
+	int n_prefixes = 0;
+	serd_env_set_prefix_from_strings(env, USTR("eg"), USTR("http://example.org/"));
+	serd_env_foreach(env, count_prefixes, &n_prefixes);
+	if (n_prefixes != 1) {
+		fprintf(stderr, "Bad prefix count %d\n", n_prefixes);
+		return 1;
+	}
+
+	// Test SerdReader and SerdWriter
+
+	const char* path = tmpnam(NULL);
+	FILE* fd = fopen(path, "w");
+	if (!fd) {
+		fprintf(stderr, "Failed to open file %s\n", path);
+		return 1;
+	}
+
+	int* n_statements = malloc(sizeof(int));
+	*n_statements = 0;
+
+	SerdWriter* writer = serd_writer_new(
+		SERD_TURTLE, 0, env, NULL, serd_file_sink, fd);
+	if (!writer) {
+		fprintf(stderr, "Failed to create writer\n");
+		return 1;
+	}
+
+	if (!serd_writer_end_anon(writer, NULL)) {
+		fprintf(stderr, "Ended non-existent anonymous node\n");
+		return 1;
+	}
+
+	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)
+	if (!serd_writer_write_statement(writer, 0, NULL,
+	                                 &s, &p, NULL, NULL, NULL)) {
+		fprintf(stderr, "Successfully wrote junk statement 1\n");
+		return 1;
+	}
+	if (!serd_writer_write_statement(writer, 0, NULL,
+	                                 &s, &p, &SERD_NODE_NULL, NULL, NULL)) {
+		fprintf(stderr, "Successfully wrote junk statement 1\n");
+		return 1;
+	}
+	if (!serd_writer_write_statement(writer, 0, NULL,
+	                                 &s, &o, &o, NULL, NULL)) {
+		fprintf(stderr, "Successfully wrote junk statement 3\n");
+		return 1;
+	}
+
+	// Write 1 statement with bad UTF-8 (should be replaced)
+	if (serd_writer_write_statement(writer, 0, NULL,
+	                                &s, &p, &o, NULL, NULL)) {
+		fprintf(stderr, "Failed to write junk UTF-8\n");
+		return 1;
+	}
+
+	// Write 1 valid statement
+	o = serd_node_from_string(SERD_LITERAL, USTR("hello"));
+	if (serd_writer_write_statement(writer, 0, NULL,
+	                                &s, &p, &o, NULL, NULL)) {
+		fprintf(stderr, "Failed to write valid statement\n");
+		return 1;
+	}
+
+	serd_writer_free(writer);
+	fseek(fd, 0, SEEK_SET);
+
+	SerdReader* reader = serd_reader_new(
+		SERD_TURTLE, n_statements, free,
+		NULL, NULL, count_statements, NULL);
+	if (!reader) {
+		fprintf(stderr, "Failed to create reader\n");
+		return 1;
+	}
+	if (serd_reader_get_handle(reader) != n_statements) {
+		fprintf(stderr, "Corrupt reader handle\n");
+		return 1;
+	}
+
+	if (!serd_reader_read_file(reader, USTR("http://notafile"))) {
+		fprintf(stderr, "Apparently read an http URI\n");
+		return 1;
+	}
+	if (!serd_reader_read_file(reader, USTR("file:///better/not/exist"))) {
+		fprintf(stderr, "Apprently read a non-existent file\n");
+		return 1;
+	}
+	SerdStatus st = serd_reader_read_file(reader, USTR(path));
+	if (st) {
+		fprintf(stderr, "Error reading file (%s)\n", serd_strerror(st));
+		return 1;
+	}
+
+	if (*n_statements != 2) {
+		fprintf(stderr, "Bad statement count %d\n", *n_statements);
+		return 1;
+	}
+
+	serd_reader_free(reader);
+	fclose(fd);
+
+	serd_env_free(env);
+
 	printf("Success\n");
 	return 0;
 }
diff --git a/tests/test-bad-utf8.out b/tests/test-bad-utf8.out
index df2ada0d..6d73993d 100644
--- a/tests/test-bad-utf8.out
+++ b/tests/test-bad-utf8.out
@@ -1,2 +1,3 @@
 <http://example.org/thing> <http://example.org/comment> "Impossible bytes: \uFFFD \uFFFD" .
 <http://example.org/thing> <http://example.org/comment> "2 continuation bytes: \uFFFD" .
+<http://example.org/thing> <http://example.org/comment> "Missing continuation: \uFFFD" .
diff --git a/tests/test-bad-utf8.ttl b/tests/test-bad-utf8.ttl
index e3c9ae81..2c105f5b 100644
--- a/tests/test-bad-utf8.ttl
+++ b/tests/test-bad-utf8.ttl
@@ -1,2 +1,3 @@
 <http://example.org/thing> <http://example.org/comment> "Impossible bytes: þ ÿ" .
 <http://example.org/thing> <http://example.org/comment> "2 continuation bytes: €¿" .
+<http://example.org/thing> <http://example.org/comment> "Missing continuation: À" .
diff --git a/tests/test-escapes.out b/tests/test-escapes.out
new file mode 100644
index 00000000..725b832c
--- /dev/null
+++ b/tests/test-escapes.out
@@ -0,0 +1,2 @@
+<http://example.org/thing> <http://example.org/comment> "\\\r\n\t" .
+<http://example.org/thing> <http://example.org/comment> <http://example.org/\u003E> .
diff --git a/tests/test-escapes.ttl b/tests/test-escapes.ttl
new file mode 100644
index 00000000..ff306b15
--- /dev/null
+++ b/tests/test-escapes.ttl
@@ -0,0 +1,2 @@
+<http://example.org/thing> <http://example.org/comment> "\\\r\n\t" .
+<http://example.org/thing> <http://example.org/comment> <http://example.org/\>> .
\ No newline at end of file
diff --git a/tests/test-semi-dot.out b/tests/test-semi-dot.out
new file mode 100644
index 00000000..aea1655b
--- /dev/null
+++ b/tests/test-semi-dot.out
@@ -0,0 +1 @@
+<http://example.org/thing> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://example.org/Thing> .
diff --git a/tests/test-semi-dot.ttl b/tests/test-semi-dot.ttl
new file mode 100644
index 00000000..6d4b4146
--- /dev/null
+++ b/tests/test-semi-dot.ttl
@@ -0,0 +1 @@
+<http://example.org/thing> a <http://example.org/Thing> ; .
\ No newline at end of file