1 files changed, 104 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/modules/export-destructuring.js b/js/src/jit-test/tests/modules/export-destructuring.js
new file mode 100644
index 0000000000..8272097042
--- /dev/null
+++ b/js/src/jit-test/tests/modules/export-destructuring.js
@@ -0,0 +1,104 @@
+function assertArrayEq(value, expected)
+{
+    assertEq(value instanceof Array, true);
+    assertEq(value.length, expected.length);
+    for (let i = 0; i < value.length; i++)
+        assertEq(value[i], expected[i]);
+}
+
+registerModule('a', parseModule(`
+    export const [] = [];
+    export const [a=0] = [];
+    export const [b] = [1];
+    export const [c, d, e] = [2, 3, 4];
+    export const [, f, g] = [5, 6, 7];
+    export const [h,, i] = [8, 9, 10];
+    export const [,, j] = [11, 12, 13];
+    export const [...k] = [14, 15, 16];
+    export const [l, ...m] = [17, 18, 19];
+    export const [,, ...n] = [20, 21, 22];
+`));
+
+m = parseModule(`
+    import * as a from 'a';
+
+    assertEq(a.a, 0);
+    assertEq(a.b, 1);
+    assertEq(a.c, 2);
+    assertEq(a.d, 3);
+    assertEq(a.e, 4);
+    assertEq(a.f, 6);
+    assertEq(a.g, 7);
+    assertEq(a.h, 8);
+    assertEq(a.i, 10);
+    assertEq(a.j, 13);
+    assertArrayEq(a.k, [14, 15, 16]);
+    assertEq(a.l, 17);
+    assertArrayEq(a.m, [18, 19]);
+    assertArrayEq(a.n, [22]);
+`);
+
+moduleLink(m);
+moduleEvaluate(m);
+
+registerModule('o', parseModule(`
+    export const {} = {};
+    export const {x: a=0} = {};
+    export const {x: b=0} = {x: 1};
+    export const {c, d, e} = {c: 2, d: 3, e: 4};
+    export const {x: f} = {x: 5};
+    export const {g} = {};
+    export const {h=6} = {};
+`));
+
+m = parseModule(`
+    import * as o from 'o';
+
+    assertEq(o.a, 0);
+    assertEq(o.b, 1);
+    assertEq(o.c, 2);
+    assertEq(o.d, 3);
+    assertEq(o.e, 4);
+    assertEq(o.f, 5);
+    assertEq(o.g, undefined);
+    assertEq(o.h, 6);
+`);
+
+moduleLink(m);
+moduleEvaluate(m);
+
+registerModule('ao', parseModule(`
+    export const [{x: a}, {x: b}] = [{x: 1}, {x: 2}];
+    export const [{c}, {d}] = [{c: 3}, {d: 4}];
+    export const [,, {e}, ...f] = [5, 6, {e: 7}, 8, 9];
+
+    export const {x: [g, h, i]} = {x: [10, 11, 12]};
+
+    export const [[], [...j], [, k, l]] = [[], [13, 14], [15, 16, 17]];
+
+    export const {x: {m, n, o=20}, y: {z: p}} = {x: {m: 18, n: 19}, y: {z: 21}};
+`));
+
+m = parseModule(`
+    import * as ao from 'ao';
+
+    assertEq(ao.a, 1);
+    assertEq(ao.b, 2);
+    assertEq(ao.c, 3);
+    assertEq(ao.d, 4);
+    assertEq(ao.e, 7);
+    assertArrayEq(ao.f, [8, 9]);
+    assertEq(ao.g, 10);
+    assertEq(ao.h, 11);
+    assertEq(ao.i, 12);
+    assertArrayEq(ao.j, [13, 14]);
+    assertEq(ao.k, 16);
+    assertEq(ao.l, 17);
+    assertEq(ao.m, 18);
+    assertEq(ao.n, 19);
+    assertEq(ao.o, 20);
+    assertEq(ao.p, 21);
+`);
+
+moduleLink(m);
+moduleEvaluate(m);