1 files changed, 15 insertions, 7 deletions
diff --git a/tests/gles2_uniform_arrays.cpp b/tests/gles2_uniform_arrays.cpp
index d1823b0b..0ae79c4a 100644
--- a/tests/gles2_uniform_arrays.cpp
+++ b/tests/gles2_uniform_arrays.cpp
@@ -4,6 +4,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <assert.h>
+#include <emscripten.h>
 
 void RunTest(int testVariant)
 {
@@ -95,13 +96,20 @@ void RunTest(int testVariant)
 
     glDrawArrays(GL_TRIANGLES, 0, 6);
 
-    unsigned char pixel[4];
-    glReadPixels(1,1,1,1,GL_RGBA,GL_UNSIGNED_BYTE, pixel);
-    //printf("%d,%d,%d,%d\n", pixel[0], pixel[1], pixel[2], pixel[3]);
-    assert(pixel[0] == 255);
-    assert(pixel[1] == 178);
-    assert(pixel[2] == 102);
-    assert(pixel[3] == 255);
+    int in_worker = EM_ASM_INT_V({
+      return typeof importScripts !== 'undefined'
+    });
+
+    if (!in_worker) {
+      printf("Doing readpixels check\n");
+      unsigned char pixel[4];
+      glReadPixels(1,1,1,1,GL_RGBA,GL_UNSIGNED_BYTE, pixel);
+      //printf("%d,%d,%d,%d\n", pixel[0], pixel[1], pixel[2], pixel[3]);
+      assert(pixel[0] == 255);
+      assert(pixel[1] == 178);
+      assert(pixel[2] == 102);
+      assert(pixel[3] == 255);
+    }
 
     printf("OK: Case %d passed.\n", testVariant);
     // Lazy, don't clean up afterwards.