diff options
Diffstat (limited to 'js/src/jit-test/tests/modules/bug-1284486-2.js')
-rw-r--r-- | js/src/jit-test/tests/modules/bug-1284486-2.js | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/modules/bug-1284486-2.js b/js/src/jit-test/tests/modules/bug-1284486-2.js new file mode 100644 index 0000000000..54270caa59 --- /dev/null +++ b/js/src/jit-test/tests/modules/bug-1284486-2.js @@ -0,0 +1,34 @@ +// This tests that attempting to perform ModuleDeclarationInstantation a +// second time after a failure still fails. (It no longer stores and rethrows +// the same error; the spec changed in that regard and the implementation was +// updated in bug 1420420). +// +// The attempts fails becuase module 'a' is not available. +// +// This test exercises the path where the previously instantiated module is +// re-instantiated directly. + +let b = registerModule('b', parseModule("export var b = 3; export var c = 4;")); +let c = registerModule('c', parseModule("export * from 'a'; export * from 'b';")); + +let e1; +let threw = false; +try { + c.declarationInstantiation(); +} catch (exc) { + threw = true; + e1 = exc; +} +assertEq(threw, true); +assertEq(typeof e1 === "undefined", false); + +threw = false; +let e2; +try { + c.declarationInstantiation(); +} catch (exc) { + threw = true; + e2 = exc; +} +assertEq(threw, true); +assertEq(e1.toString(), e2.toString()); |