diff --git a/tests/rcppfastfloat_test.cpp b/tests/rcppfastfloat_test.cpp
index 61601cc..457903d 100644
--- a/tests/rcppfastfloat_test.cpp
+++ b/tests/rcppfastfloat_test.cpp
@@ -36,7 +36,10 @@ bool eddelbuettel() {
                                      "-Inf",
                                      "+2.2",
                                      "1d+4",
-                                     "1d-1"};
+                                     "1d-1",
+                                     "0."
+                                     "-.1",
+                                     "+.1"};
   std::vector<std::pair<bool, double>> expected_results = {
       {true, std::numeric_limits<double>::infinity()},
       {true, 3.16227766016838},
@@ -64,7 +67,11 @@ bool eddelbuettel() {
       {true, -std::numeric_limits<double>::infinity()},
       {true, 2.2},
       {false, -1},
-      {false, -1}};
+      {false, -1},
+      {true, 0},
+      {true, -0.1},
+      {true, 0.1},
+      };
   for (size_t i = 0; i < inputs.size(); i++) {
     std::string &input = inputs[i];
     std::pair<bool, double> expected = expected_results[i];