1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ctypes/conversion-primitive.js b/js/src/jit-test/tests/ctypes/conversion-primitive.js
new file mode 100644
index 0000000000..38512f9c45
--- /dev/null
+++ b/js/src/jit-test/tests/ctypes/conversion-primitive.js
@@ -0,0 +1,44 @@
+// Type conversion error should report its type.
+
+load(libdir + 'asserts.js');
+
+function test() {
+  // constructor
+  assertTypeErrorMessage(() => { ctypes.int32_t("foo"); },
+                         "can't convert the string \"foo\" to the type int32_t");
+  assertTypeErrorMessage(() => { ctypes.int32_t(null); },
+                         "can't convert null to the type int32_t");
+  assertTypeErrorMessage(() => { ctypes.int32_t(undefined); },
+                         "can't convert undefined to the type int32_t");
+  assertTypeErrorMessage(() => { ctypes.int32_t({}); },
+                         "can't convert the object ({}) to the type int32_t");
+  assertTypeErrorMessage(() => { ctypes.int32_t([]); },
+                         "can't convert the array [] to the type int32_t");
+  assertTypeErrorMessage(() => { ctypes.int32_t(new Int8Array([])); },
+                         "can't convert the typed array ({}) to the type int32_t");
+  assertTypeErrorMessage(() => { ctypes.int32_t(ctypes.int32_t); },
+                         "can't convert ctypes.int32_t to the type int32_t");
+  assertRangeErrorMessage(() => { ctypes.int32_t("0xfffffffffffffffffffffff"); },
+                          "the string \"0xfffffffffffffffffffffff\" does not fit in the type int32_t");
+  if (typeof Symbol === "function") {
+    assertTypeErrorMessage(() => { ctypes.int32_t(Symbol.iterator); },
+                           "can't convert Symbol.iterator to the type int32_t");
+    assertTypeErrorMessage(() => { ctypes.int32_t(Symbol("foo")); },
+                           "can't convert Symbol(\"foo\") to the type int32_t");
+  }
+
+  // value setter
+  let test_struct = ctypes.StructType("test_struct", [{ "x": ctypes.int32_t }]);
+  let struct_val = test_struct();
+  assertTypeErrorMessage(() => { ctypes.bool().value = struct_val; },
+                         "can't convert test_struct(0) to the type boolean");
+  assertTypeErrorMessage(() => { ctypes.char16_t().value = struct_val; },
+                         "can't convert test_struct(0) to the type char16_t");
+  assertTypeErrorMessage(() => { ctypes.int8_t().value = struct_val; },
+                         "can't convert test_struct(0) to the type int8_t");
+  assertTypeErrorMessage(() => { ctypes.double().value = struct_val; },
+                         "can't convert test_struct(0) to the type double");
+}
+
+if (typeof ctypes === "object")
+  test();