1 files changed, 17 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/Math/cbrt-approx.js b/js/src/tests/ecma_6/Math/cbrt-approx.js
new file mode 100644
index 000000000..1f54bb5a6
--- /dev/null
+++ b/js/src/tests/ecma_6/Math/cbrt-approx.js
@@ -0,0 +1,17 @@
+assertEq(Math.cbrt(1), 1);
+assertEq(Math.cbrt(-1), -1);
+
+assertNear(Math.cbrt(1e-300), 1e-100);
+assertNear(Math.cbrt(-1e-300), -1e-100);
+
+var cbrt_data = [
+    [ Math.E, 1.3956124250860895 ], 
+    [ Math.PI, 1.4645918875615231 ], 
+    [ Math.LN2, 0.8849970445005177 ], 
+    [ Math.SQRT2, 1.1224620483093728 ]
+];
+
+for (var [x, y] of cbrt_data)
+    assertNear(Math.cbrt(x), y);
+
+reportCompare(0, 0, "ok");