Files
UglifyJS/test/compress/comparing.js
2017-10-26 01:16:12 +08:00

114 lines
2.4 KiB
JavaScript

keep_comparisons: {
options = {
comparisons: true,
unsafe_comps: false
}
input: {
var obj1 = {
valueOf: function() {triggeredFirst();}
}
var obj2 = {
valueOf: function() {triggeredSecond();}
}
var result1 = obj1 <= obj2;
var result2 = obj1 < obj2;
var result3 = obj1 >= obj2;
var result4 = obj1 > obj2;
}
expect: {
var obj1 = {
valueOf: function() {triggeredFirst();}
}
var obj2 = {
valueOf: function() {triggeredSecond();}
}
var result1 = obj1 <= obj2;
var result2 = obj1 < obj2;
var result3 = obj1 >= obj2;
var result4 = obj1 > obj2;
}
}
keep_comparisons_with_unsafe_comps: {
options = {
comparisons: true,
unsafe_comps: true
}
input: {
var obj1 = {
valueOf: function() {triggeredFirst();}
}
var obj2 = {
valueOf: function() {triggeredSecond();}
}
var result1 = obj1 <= obj2;
var result2 = obj1 < obj2;
var result3 = obj1 >= obj2;
var result4 = obj1 > obj2;
}
expect: {
var obj1 = {
valueOf: function() {triggeredFirst();}
}
var obj2 = {
valueOf: function() {triggeredSecond();}
}
var result1 = obj2 >= obj1;
var result2 = obj2 > obj1;
var result3 = obj1 >= obj2;
var result4 = obj1 > obj2;
}
}
dont_change_in_or_instanceof_expressions: {
input: {
1 in 1;
null in null;
1 instanceof 1;
null instanceof null;
}
expect: {
1 in 1;
null in null;
1 instanceof 1;
null instanceof null;
}
}
self_comparison_1: {
options = {
comparisons: true,
}
input: {
a === a;
a !== b;
b.c === a.c;
b.c !== b.c;
}
expect: {
a == a;
a !== b;
b.c === a.c;
b.c != b.c;
}
}
self_comparison_2: {
options = {
comparisons: true,
reduce_vars: true,
toplevel: true,
}
input: {
function f() {}
var o = {};
console.log(f != f, o === o);
}
expect: {
function f() {}
var o = {};
console.log(false, true);
}
expect_stdout: "false true"
}