diff options
Diffstat (limited to 'test/compress/varify.js')
| -rw-r--r-- | test/compress/varify.js | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/test/compress/varify.js b/test/compress/varify.js new file mode 100644 index 00000000..1286fc67 --- /dev/null +++ b/test/compress/varify.js @@ -0,0 +1,236 @@ +reduce_merge_const: { + options = { + merge_vars: true, + reduce_vars: true, + toplevel: true, + unused: true, + varify: true, + } + input: { + const a = console; + console.log(typeof a); + var b = typeof a; + console.log(b); + } + expect: { + var b = console; + console.log(typeof b); + b = typeof b; + console.log(b); + } + expect_stdout: [ + "object", + "object", + ] +} + +reduce_merge_let: { + options = { + merge_vars: true, + reduce_vars: true, + toplevel: true, + unused: true, + varify: true, + } + input: { + "use strict"; + let a = console; + console.log(typeof a); + var b = typeof a; + console.log(b); + } + expect: { + "use strict"; + var b = console; + console.log(typeof b); + b = typeof b; + console.log(b); + } + expect_stdout: [ + "object", + "object", + ] + node_version: ">=4" +} + +reduce_block_const: { + options = { + reduce_vars: true, + toplevel: true, + varify: true, + } + input: { + { + const a = typeof console; + console.log(a); + } + } + expect: { + var a = typeof console; + console.log(a); + } + expect_stdout: "object" +} + +reduce_block_let: { + options = { + reduce_vars: true, + toplevel: true, + varify: true, + } + input: { + "use strict"; + { + let a = typeof console; + console.log(a); + } + } + expect: { + "use strict"; + var a = typeof console; + console.log(a); + } + expect_stdout: "object" + node_version: ">=4" +} + +hoist_props_const: { + options = { + hoist_props: true, + passes: 2, + reduce_vars: true, + toplevel: true, + varify: true, + } + input: { + { + const o = { + p: "PASS", + }; + console.log(o.p); + } + } + expect: { + var o_p = "PASS"; + console.log(o_p); + } + expect_stdout: "PASS" +} + +hoist_props_let: { + options = { + hoist_props: true, + passes: 2, + reduce_vars: true, + toplevel: true, + varify: true, + } + input: { + "use strict"; + { + let o = { + p: "PASS", + }; + console.log(o.p); + } + } + expect: { + "use strict"; + var o_p = "PASS"; + console.log(o_p); + } + expect_stdout: "PASS" + node_version: ">=4" +} + +scope_adjustment_const: { + options = { + conditionals: true, + inline: true, + reduce_vars: true, + toplevel: true, + unused: true, + varify: true, + } + input: { + for (var k in [ 42 ]) + console.log(function f() { + if (k) { + const a = 0; + } + }()); + } + expect: { + for (var k in [ 42 ]) + console.log(void (k && 0)); + } + expect_stdout: "undefined" +} + +scope_adjustment_let: { + options = { + conditionals: true, + inline: true, + reduce_vars: true, + toplevel: true, + unused: true, + varify: true, + } + input: { + "use strict"; + for (var k in [ 42 ]) + console.log(function f() { + if (k) { + let a = 0; + } + }()); + } + expect: { + "use strict"; + for (var k in [ 42 ]) + console.log(void (k && 0)); + } + expect_stdout: "undefined" + node_version: ">=4" +} + +issue_4191_const: { + options = { + functions: true, + reduce_vars: true, + toplevel: true, + unused: true, + varify: true, + } + input: { + const a = function() {}; + console.log(typeof a, a()); + } + expect: { + function a() {}; + console.log(typeof a, a()); + } + expect_stdout: "function undefined" +} + +issue_4191_let: { + options = { + functions: true, + reduce_vars: true, + toplevel: true, + unused: true, + varify: true, + } + input: { + "use strict"; + let a = function() {}; + console.log(typeof a, a()); + } + expect: { + "use strict"; + function a() {}; + console.log(typeof a, a()); + } + expect_stdout: "function undefined" + node_version: ">=4" +} |