Add unit test for parsing 'l'.

syoyo · syoyo · commit fd06fa49e4e3 · 2018-07-25T21:42:23.000+09:00
diff --git a/models/line-prim.obj b/models/line-prim.obj
@@ -0,0 +1,16 @@
+mtllib cube.mtl
+
+v 0.000000 2.000000 2.000000
+v 0.000000 0.000000 2.000000
+v 2.000000 0.000000 2.000000
+v 2.000000 2.000000 2.000000
+v 0.000000 2.000000 0.000000
+v 0.000000 0.000000 0.000000
+v 2.000000 0.000000 0.000000
+v 2.000000 2.000000 0.000000
+# 8 vertices
+
+g g0
+usemtl white
+l 1 2 3 4
+l 5 6 7
diff --git a/tests/tester.cc b/tests/tester.cc
@@ -790,6 +790,23 @@ TEST_CASE("Empty mtl basedir", "[Issue177]") {
   REQUIRE(true == ret);
 }
 
+TEST_CASE("line-primitive", "[line]") {
+  tinyobj::attrib_t attrib;
+  std::vector<tinyobj::shape_t> shapes;
+  std::vector<tinyobj::material_t> materials;
+
+  std::string err;
+  bool ret = tinyobj::LoadObj(&attrib, &shapes, &materials, &err, "../models/line-prim.obj", gMtlBasePath);
+
+  if (!err.empty()) {
+    std::cerr << "[line] " << err << std::endl;
+  }
+
+  REQUIRE(true == ret);
+  REQUIRE(1 == shapes.size());
+  REQUIRE(6 == shapes[0].path.indices.size());
+}
+
 // Fuzzer test.
 // Just check if it does not crash.
 // Disable by default since Windows filesystem can't create filename of afl testdata
