Add test case for empty path

Test case credits to wilkie from -
https://github.com/kripken/emscripten/issues/2235

3 files changed, 22 insertions, 0 deletions

diff --git a/tests/fs/test_emptyPath.c b/tests/fs/test_emptyPath.c
new file mode 100644
index 00000000..27d56ea1
--- /dev/null
+++ b/tests/fs/test_emptyPath.c
@@ -0,0 +1,14 @@
+#include <stdio.h>
+
+int main() {
+  FILE* f1 = fopen("s", "r");
+  if (f1 == NULL) {
+    printf("file 's' not found!\n");
+  }
+
+  FILE* f2 = fopen("", "r");
+  if (f2 == NULL) {
+    printf("file '' not found!\n");
+  }
+  return 0;
+}
diff --git a/tests/fs/test_emptyPath.out b/tests/fs/test_emptyPath.out
new file mode 100644
index 00000000..78352877
--- /dev/null
+++ b/tests/fs/test_emptyPath.out
@@ -0,0 +1,2 @@
+file 's' not found!
+file '' not found!
diff --git a/tests/test_core.py b/tests/test_core.py
index 08e3594e..137e5e4a 100644
--- a/tests/test_core.py
+++ b/tests/test_core.py
@@ -4348,6 +4348,12 @@ def process(filename):
     out = path_from_root('tests', 'fs', 'test_writeFile.out')
     self.do_run_from_file(src, out)
 
+  def test_fs_emptyPath(self):
+    if self.emcc_args is None: return self.skip('requires emcc')
+    src = path_from_root('tests', 'fs', 'test_emptyPath.c')
+    out = path_from_root('tests', 'fs', 'test_emptyPath.out')
+    self.do_run_from_file(src, out)
+
   def test_fs_append(self):
     if self.emcc_args is None: return self.skip('requires emcc')
     src = open(path_from_root('tests', 'fs', 'test_append.c'), 'r').read()