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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /js/src/jit-test/tests/parser/for-each-warn.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/jit-test/tests/parser/for-each-warn.js')
-rw-r--r--js/src/jit-test/tests/parser/for-each-warn.js36
1 files changed, 36 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/parser/for-each-warn.js b/js/src/jit-test/tests/parser/for-each-warn.js
new file mode 100644
index 000000000..2b20c6174
--- /dev/null
+++ b/js/src/jit-test/tests/parser/for-each-warn.js
@@ -0,0 +1,36 @@
+// for-each should be warned once and only once.
+
+function testWarn(code) {
+ enableLastWarning();
+ var g = newGlobal();
+ g.code = code;
+ g.eval('eval(code)');
+ var warning = getLastWarning();
+ assertEq(warning !== null, true, "warning should be caught for " + code);
+ assertEq(warning.name, "Warning");
+
+ clearLastWarning();
+ g.eval('eval(code)');
+ warning = getLastWarning();
+ assertEq(warning, null, "warning should not be caught for 2nd ocurrence");
+
+ clearLastWarning();
+ g = newGlobal();
+ g.code = code;
+ g.eval('Reflect.parse(code);');
+ warning = getLastWarning();
+ assertEq(warning !== null, true, "warning should be caught for " + code);
+ assertEq(warning.name, "Warning");
+
+ clearLastWarning();
+ g.eval('Reflect.parse(code);');
+ warning = getLastWarning();
+ assertEq(warning, null, "warning should not be caught for 2nd ocurrence");
+ disableLastWarning();
+}
+
+testWarn("for each (var x in {}) {}");
+testWarn("for each (x in {}) {}");
+testWarn("for each (let y in {}) {}");
+testWarn("for each (const y in {}) {}");
+testWarn("for each ([x, y] in {}) {}");