2016-10-25 09:44:15 +00:00
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// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --expose-wasm
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load("test/mjsunit/wasm/wasm-constants.js");
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load("test/mjsunit/wasm/wasm-module-builder.js");
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function AddFunctions(builder) {
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let sig_index = builder.addType(kSig_i_ii);
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let mul = builder.addFunction("mul", sig_index)
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.addBody([
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kExprGetLocal, 0, // --
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kExprGetLocal, 1, // --
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kExprI32Mul // --
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]);
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let add = builder.addFunction("add", sig_index)
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.addBody([
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kExprGetLocal, 0, // --
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kExprGetLocal, 1, // --
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kExprI32Add // --
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]);
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let sub = builder.addFunction("sub", sig_index)
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.addBody([
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kExprGetLocal, 0, // --
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kExprGetLocal, 1, // --
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kExprI32Sub // --
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]);
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return {mul: mul, add: add, sub: sub};
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}
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2016-10-29 21:06:57 +00:00
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function js_div(a, b) { return (a / b) | 0; }
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2016-10-25 09:44:15 +00:00
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(function ExportedTableTest() {
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print("ExportedTableTest...");
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let builder = new WasmModuleBuilder();
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2016-12-20 15:32:56 +00:00
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let d = builder.addImport("q", "js_div", kSig_i_ii);
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2016-10-25 09:44:15 +00:00
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let f = AddFunctions(builder);
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builder.addFunction("main", kSig_i_ii)
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.addBody([
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kExprI32Const, 33, // --
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kExprGetLocal, 0, // --
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kExprGetLocal, 1, // --
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2016-10-26 16:56:05 +00:00
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kExprCallIndirect, 0, kTableZero]) // --
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2016-10-25 09:44:15 +00:00
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.exportAs("main");
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f.add.exportAs("blarg");
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builder.setFunctionTableLength(10);
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2016-12-21 13:43:00 +00:00
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let g = builder.addImportedGlobal("q", "base", kWasmI32);
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2016-10-25 09:44:15 +00:00
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builder.addFunctionTableInit(g, true, [f.mul.index, f.add.index,
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f.sub.index,
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d]);
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builder.addExportOfKind("table", kExternalTable, 0);
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let module = new WebAssembly.Module(builder.toBuffer());
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for (let i = 0; i < 5; i++) {
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print(" base = " + i);
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2016-12-20 15:32:56 +00:00
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let instance = new WebAssembly.Instance(module, {q: {base: i, js_div: js_div}});
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main = instance.exports.main;
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let table = instance.exports.table;
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assertTrue(table instanceof WebAssembly.Table);
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assertEquals(10, table.length);
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for (let j = 0; j < i; j++) {
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assertSame(null, table.get(j));
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}
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let mul = table.get(i+0);
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let add = table.get(i+1);
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let sub = table.get(i+2);
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print(" mul=" + mul);
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print(" add=" + add);
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print(" sub=" + sub);
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assertEquals("function", typeof mul);
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assertEquals("function", typeof add);
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assertEquals("function", typeof sub);
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assertEquals(2, mul.length);
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assertEquals(2, add.length);
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assertEquals(2, sub.length);
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2016-12-06 15:33:28 +00:00
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assertEquals(String(f.add.index), add.name);
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2016-10-25 09:44:15 +00:00
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let exp_div = table.get(i+3);
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assertEquals("function", typeof exp_div);
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print(" js_div=" + exp_div);
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// Should have a new, wrapped version of the import.
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assertFalse(js_div == exp_div);
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for (let j = i + 4; j < 10; j++) {
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assertSame(null, table.get(j));
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}
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assertEquals(-33, mul(-11, 3));
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assertEquals(4444444, add(3333333, 1111111));
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assertEquals(-9999, sub(1, 10000));
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assertEquals(-44, exp_div(-88.1, 2));
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}
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})();
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2016-10-29 21:06:57 +00:00
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(function ImportedTableTest() {
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let kTableSize = 10;
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print("ImportedTableTest...");
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var builder = new WasmModuleBuilder();
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2016-12-20 15:32:56 +00:00
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let d = builder.addImport("q", "js_div", kSig_i_ii);
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2016-10-29 21:06:57 +00:00
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let f = AddFunctions(builder);
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builder.setFunctionTableLength(kTableSize);
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2016-12-21 13:43:00 +00:00
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let g = builder.addImportedGlobal("q", "base", kWasmI32);
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builder.addFunctionTableInit(g, true, [f.mul.index, f.add.index,
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f.sub.index,
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d]);
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builder.addExportOfKind("table", kExternalTable, 0);
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let m1 = new WebAssembly.Module(builder.toBuffer());
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var builder = new WasmModuleBuilder();
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2016-12-20 15:32:56 +00:00
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builder.addImportedTable("r", "table", kTableSize, kTableSize);
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2016-10-29 21:06:57 +00:00
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builder.addFunction("main", kSig_i_ii)
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.addBody([
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kExprI32Const, 33, // --
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kExprGetLocal, 0, // --
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kExprGetLocal, 1, // --
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kExprCallIndirect, 0, kTableZero]) // --
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.exportAs("main");
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let m2 = new WebAssembly.Module(builder.toBuffer());
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// Run 5 trials at different table bases.
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for (let i = 0; i < 5; i++) {
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print(" base = " + i);
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let i1 = new WebAssembly.Instance(m1, {q: {base: i, js_div: js_div}});
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let table = i1.exports.table;
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assertEquals(10, table.length);
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let i2 = new WebAssembly.Instance(m2, {r: {table: table}});
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2016-10-29 21:06:57 +00:00
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let main = i2.exports.main;
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for (var j = 0; j < i; j++) {
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assertThrows(() => main(0, j));
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assertSame(null, table.get(j));
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}
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// mul
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assertEquals("function", typeof table.get(i+0));
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assertEquals(0, main(0, i+0));
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assertEquals(66, main(2, i+0));
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// add
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assertEquals("function", typeof table.get(i+1));
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assertEquals(33, main(0, i+1));
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assertEquals(38, main(5, i+1));
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// sub
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assertEquals("function", typeof table.get(i+2));
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assertEquals(32, main(1, i+2));
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assertEquals(28, main(5, i+2));
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// div
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assertEquals("function", typeof table.get(i+3));
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assertEquals(8, main(4, i+3));
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assertEquals(3, main(11, i+3));
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for (var j = i + 4; j < (kTableSize + 5); j++) {
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assertThrows(x => main(0, j));
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if (j < kTableSize) assertSame(null, table.get(j));
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}
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}
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})();
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(function ImportedTableTest() {
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let kTableSize = 10;
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print("ManualTableTest...");
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var builder = new WasmModuleBuilder();
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2016-12-20 15:32:56 +00:00
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let d = builder.addImport("q", "js_div", kSig_i_ii);
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builder.addImportedTable("q", "table", kTableSize, kTableSize);
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2016-12-21 13:43:00 +00:00
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let g = builder.addImportedGlobal("q", "base", kWasmI32);
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2016-10-29 21:06:57 +00:00
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let f = AddFunctions(builder);
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builder.addFunctionTableInit(g, true, [f.mul.index, f.add.index,
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f.sub.index,
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d]);
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builder.addFunction("main", kSig_i_ii)
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.addBody([
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kExprI32Const, 55, // --
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kExprGetLocal, 0, // --
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kExprGetLocal, 1, // --
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kExprCallIndirect, 0, kTableZero]) // --
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.exportAs("main");
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let m2 = new WebAssembly.Module(builder.toBuffer());
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// Run 5 trials at different table bases.
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for (let i = 0; i < 5; i++) {
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print(" base = " + i);
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let table = new WebAssembly.Table({element: "anyfunc",
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2017-01-17 19:15:59 +00:00
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initial: kTableSize,
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maximum: kTableSize});
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assertEquals(10, table.length);
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let i2 = new WebAssembly.Instance(m2, {q: {base: i, table: table,
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js_div: js_div}});
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2016-10-29 21:06:57 +00:00
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let main = i2.exports.main;
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for (var j = 0; j < i; j++) {
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assertThrows(() => main(0, j));
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assertSame(null, table.get(j));
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}
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// mul
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assertEquals("function", typeof table.get(i+0));
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assertEquals(0, main(0, i+0));
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assertEquals(110, main(2, i+0));
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// add
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assertEquals("function", typeof table.get(i+1));
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assertEquals(55, main(0, i+1));
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assertEquals(60, main(5, i+1));
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// sub
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assertEquals("function", typeof table.get(i+2));
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assertEquals(54, main(1, i+2));
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assertEquals(50, main(5, i+2));
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// div
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assertEquals("function", typeof table.get(i+3));
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assertEquals(13, main(4, i+3));
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assertEquals(5, main(11, i+3));
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for (var j = i + 4; j < (kTableSize + 5); j++) {
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assertThrows(x => main(0, j));
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if (j < kTableSize) assertSame(null, table.get(j));
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}
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}
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})();
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(function CumulativeTest() {
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print("CumulativeTest...");
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let kTableSize = 10;
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2017-01-17 19:15:59 +00:00
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let table = new WebAssembly.Table(
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{element: "anyfunc", initial: kTableSize, maximum: kTableSize});
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var builder = new WasmModuleBuilder();
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2016-12-20 15:32:56 +00:00
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builder.addImportedTable("x", "table", kTableSize, kTableSize);
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2016-12-21 13:43:00 +00:00
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let g = builder.addImportedGlobal("x", "base", kWasmI32);
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2016-10-29 21:06:57 +00:00
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let sig_index = builder.addType(kSig_i_v);
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builder.addFunction("g", sig_index)
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.addBody([
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kExprGetGlobal, g
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]);
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builder.addFunction("main", kSig_i_ii)
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.addBody([
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kExprGetLocal, 0,
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kExprCallIndirect, sig_index, kTableZero]) // --
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.exportAs("main");
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builder.addFunctionTableInit(g, true, [g]);
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let module = new WebAssembly.Module(builder.toBuffer());
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for (var i = 0; i < kTableSize; i++) {
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print(" base = " + i);
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2016-12-20 15:32:56 +00:00
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let instance = new WebAssembly.Instance(module, {x: {base: i, table: table}});
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for (var j = 0; j < kTableSize; j++) {
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let func = table.get(j);
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if (j > i) {
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assertSame(null, func);
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assertTraps(kTrapFuncSigMismatch, () => instance.exports.main(j));
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} else {
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assertEquals("function", typeof func);
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assertEquals(j, func());
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assertEquals(j, instance.exports.main(j));
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}
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}
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}
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})();
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(function TwoWayTest() {
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print("TwoWayTest...");
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let kTableSize = 3;
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// Module {m1} defines the table and exports it.
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var builder = new WasmModuleBuilder();
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builder.addType(kSig_i_i);
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builder.addType(kSig_i_ii);
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var sig_index1 = builder.addType(kSig_i_v);
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var f1 = builder.addFunction("f1", sig_index1)
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.addBody([kExprI32Const, 11]);
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builder.addFunction("main", kSig_i_ii)
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.addBody([
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kExprGetLocal, 0, // --
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kExprCallIndirect, sig_index1, kTableZero]) // --
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.exportAs("main");
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builder.setFunctionTableLength(kTableSize);
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builder.addFunctionTableInit(0, false, [f1.index]);
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builder.addExportOfKind("table", kExternalTable, 0);
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var m1 = new WebAssembly.Module(builder.toBuffer());
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// Module {m2} imports the table and adds {f2}.
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var builder = new WasmModuleBuilder();
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builder.addType(kSig_i_ii);
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var sig_index2 = builder.addType(kSig_i_v);
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var f2 = builder.addFunction("f2", sig_index2)
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.addBody([kExprI32Const, 22]);
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builder.addFunction("main", kSig_i_ii)
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.addBody([
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kExprGetLocal, 0, // --
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kExprCallIndirect, sig_index2, kTableZero]) // --
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.exportAs("main");
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2016-12-20 15:32:56 +00:00
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builder.addImportedTable("z", "table", kTableSize, kTableSize);
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builder.addFunctionTableInit(1, false, [f2.index], true);
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2016-10-29 21:06:57 +00:00
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var m2 = new WebAssembly.Module(builder.toBuffer());
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assertFalse(sig_index1 == sig_index2);
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var i1 = new WebAssembly.Instance(m1);
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var i2 = new WebAssembly.Instance(m2, {z: {table: i1.exports.table}});
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2016-10-29 21:06:57 +00:00
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assertEquals(11, i1.exports.main(0));
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assertEquals(11, i2.exports.main(0));
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assertEquals(22, i1.exports.main(1));
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assertEquals(22, i2.exports.main(1));
|
|
|
|
|
|
|
|
assertThrows(() => i1.exports.main(2));
|
|
|
|
assertThrows(() => i2.exports.main(2));
|
|
|
|
assertThrows(() => i1.exports.main(3));
|
|
|
|
assertThrows(() => i2.exports.main(3));
|
|
|
|
|
|
|
|
})();
|
|
|
|
|
|
|
|
(function MismatchedTableSize() {
|
|
|
|
print("MismatchedTableSize...");
|
|
|
|
let kTableSize = 5;
|
|
|
|
|
|
|
|
for (var expsize = 1; expsize < 4; expsize++) {
|
|
|
|
for (var impsize = 1; impsize < 4; impsize++) {
|
|
|
|
print(" expsize = " + expsize + ", impsize = " + impsize);
|
|
|
|
var builder = new WasmModuleBuilder();
|
|
|
|
builder.setFunctionTableLength(expsize);
|
|
|
|
builder.addExportOfKind("expfoo", kExternalTable, 0);
|
|
|
|
|
|
|
|
let m1 = new WebAssembly.Module(builder.toBuffer());
|
|
|
|
|
|
|
|
var builder = new WasmModuleBuilder();
|
2016-12-20 15:32:56 +00:00
|
|
|
builder.addImportedTable("y", "impfoo", impsize, impsize);
|
2016-10-29 21:06:57 +00:00
|
|
|
|
|
|
|
let m2 = new WebAssembly.Module(builder.toBuffer());
|
|
|
|
|
|
|
|
var i1 = new WebAssembly.Instance(m1);
|
|
|
|
|
|
|
|
// TODO(titzer): v8 currently requires import table size to match
|
|
|
|
// export table size.
|
2016-12-20 15:32:56 +00:00
|
|
|
var ffi = {y: {impfoo: i1.exports.expfoo}};
|
2016-10-29 21:06:57 +00:00
|
|
|
if (expsize == impsize) {
|
|
|
|
var i2 = new WebAssembly.Instance(m2, ffi);
|
|
|
|
} else {
|
|
|
|
assertThrows(() => new WebAssembly.Instance(m2, ffi));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2017-01-15 07:46:08 +00:00
|
|
|
})();
|
2016-10-29 21:06:57 +00:00
|
|
|
|
2017-01-15 07:46:08 +00:00
|
|
|
(function TableGrowBoundsCheck() {
|
|
|
|
print("TableGrowBoundsCheck");
|
|
|
|
var kMaxSize = 30, kInitSize = 5;
|
|
|
|
let table = new WebAssembly.Table({element: "anyfunc",
|
|
|
|
initial: kInitSize, maximum: kMaxSize});
|
|
|
|
var builder = new WasmModuleBuilder();
|
|
|
|
builder.addImportedTable("x", "table", kInitSize, kMaxSize);
|
|
|
|
let module = new WebAssembly.Module(builder.toBuffer());
|
|
|
|
let instance = new WebAssembly.Instance(module, {x: {base: 1, table: table}});
|
|
|
|
|
|
|
|
for(var i = kInitSize; i < kMaxSize; i+=5) {
|
|
|
|
assertEquals(i, table.length);
|
|
|
|
for (var j = 0; j < i; j++) table.set(j, null);
|
|
|
|
for (var j = 0; j < i; j++) assertEquals(null, table.get(j));
|
|
|
|
assertThrows(() => table.set(i, null));
|
|
|
|
assertThrows(() => table.get(i));
|
|
|
|
assertEquals(i, table.grow(5));
|
|
|
|
}
|
|
|
|
assertEquals(30, table.length);
|
|
|
|
assertThrows(() => table.grow(1));
|
|
|
|
assertThrows(() => table.set(kMaxSize, null));
|
|
|
|
assertThrows(() => table.get(kMaxSize));
|
|
|
|
})();
|
2016-10-29 21:06:57 +00:00
|
|
|
|
2017-01-15 07:46:08 +00:00
|
|
|
(function CumulativeGrowTest() {
|
|
|
|
print("CumulativeGrowTest...");
|
|
|
|
let table = new WebAssembly.Table({
|
|
|
|
element: "anyfunc", initial: 10, maximum: 30});
|
|
|
|
var builder = new WasmModuleBuilder();
|
|
|
|
builder.addImportedTable("x", "table", 10, 30);
|
2016-10-29 21:06:57 +00:00
|
|
|
|
2017-01-15 07:46:08 +00:00
|
|
|
let g = builder.addImportedGlobal("x", "base", kWasmI32);
|
|
|
|
let sig_index = builder.addType(kSig_i_v);
|
|
|
|
builder.addFunction("g", sig_index)
|
|
|
|
.addBody([
|
|
|
|
kExprGetGlobal, g
|
|
|
|
]);
|
|
|
|
builder.addFunction("main", kSig_i_ii)
|
|
|
|
.addBody([
|
|
|
|
kExprGetLocal, 0,
|
|
|
|
kExprCallIndirect, sig_index, kTableZero]) // --
|
|
|
|
.exportAs("main");
|
|
|
|
builder.addFunctionTableInit(g, true, [g]);
|
|
|
|
let module = new WebAssembly.Module(builder.toBuffer());
|
|
|
|
|
|
|
|
var instances = [];
|
|
|
|
for (var i = 0; i < 10; i++) {
|
|
|
|
print(" base = " + i);
|
|
|
|
instances.push(new WebAssembly.Instance(
|
|
|
|
module, {x: {base: i, table: table}}));
|
|
|
|
}
|
|
|
|
|
|
|
|
for (var j = 0; j < 10; j++) {
|
|
|
|
let func = table.get(j);
|
|
|
|
assertEquals("function", typeof func);
|
|
|
|
assertEquals(j, func());
|
|
|
|
assertEquals(j, instances[j].exports.main(j));
|
|
|
|
}
|
|
|
|
|
|
|
|
assertEquals(10, table.grow(10));
|
|
|
|
|
|
|
|
// Verify that grow does not alter function behaviors
|
|
|
|
for (var j = 0; j < 10; j++) {
|
|
|
|
let func = table.get(j);
|
|
|
|
assertEquals("function", typeof func);
|
|
|
|
assertEquals(j, func());
|
|
|
|
assertEquals(j, instances[j].exports.main(j));
|
|
|
|
}
|
|
|
|
|
|
|
|
let new_builder = new WasmModuleBuilder();
|
2017-01-15 21:18:53 +00:00
|
|
|
new_builder.addExport("wasm", new_builder.addFunction("", kSig_v_v).addBody([]));
|
2017-01-15 07:46:08 +00:00
|
|
|
new_builder.addImportedTable("x", "table", 20, 30);
|
|
|
|
let new_module = new WebAssembly.Module(new_builder.toBuffer());
|
|
|
|
let instance = new WebAssembly.Instance(new_module, {x: {table: table}});
|
|
|
|
let new_func = instance.exports.wasm;
|
|
|
|
|
|
|
|
for (var j = 10; j < 20; j++) {
|
|
|
|
table.set(j, new_func);
|
|
|
|
let func = table.get(j);
|
|
|
|
assertEquals("function", typeof func);
|
|
|
|
assertSame(new_func, table.get(j));
|
|
|
|
}
|
|
|
|
assertThrows(() => table.grow(11));
|
2016-10-29 21:06:57 +00:00
|
|
|
})();
|
2017-01-17 19:15:59 +00:00
|
|
|
|
|
|
|
|
|
|
|
(function TestImportTooLarge() {
|
|
|
|
print("TestImportTooLarge...");
|
|
|
|
let builder = new WasmModuleBuilder();
|
|
|
|
builder.addImportedTable("t", "t", 1, 2);
|
|
|
|
|
|
|
|
// initial size is too large
|
|
|
|
assertThrows(() => builder.instantiate({t: {t: new WebAssembly.Table(
|
|
|
|
{element: "anyfunc", initial: 3, maximum: 3})}}));
|
|
|
|
|
|
|
|
// maximum size is too large
|
|
|
|
assertThrows(() => builder.instantiate({t: {t: new WebAssembly.Table(
|
|
|
|
{element: "anyfunc", initial: 1, maximum: 4})}}));
|
|
|
|
|
|
|
|
// no maximum
|
|
|
|
assertThrows(() => builder.instantiate({t: {t: new WebAssembly.Table(
|
|
|
|
{element: "anyfunc", initial: 1})}}));
|
|
|
|
})();
|
2017-01-30 18:10:32 +00:00
|
|
|
|
|
|
|
(function TableImportLargerThanCompiled() {
|
|
|
|
print("TableImportLargerThanCompiled...");
|
|
|
|
var kMaxSize = 30, kInitSize = 5;
|
|
|
|
var builder = new WasmModuleBuilder();
|
|
|
|
builder.addImportedTable("x", "table", 1, 35);
|
|
|
|
let table = new WebAssembly.Table({element: "anyfunc",
|
|
|
|
initial: kInitSize, maximum: kMaxSize});
|
|
|
|
let module = new WebAssembly.Module(builder.toBuffer());
|
|
|
|
let instance = new WebAssembly.Instance(module, {x: {base: 1, table: table}});
|
|
|
|
for (var i = 0; i < kInitSize; ++i) table.set(i, null);
|
|
|
|
for (var i = 0; i < kInitSize; ++i) assertEquals(null, table.get(i));
|
|
|
|
assertThrows(() => table.set(kInitSize, null));
|
|
|
|
})();
|
|
|
|
|
|
|
|
(function ModulesShareTableAndGrow() {
|
|
|
|
print("ModulesShareTableAndGrow...");
|
|
|
|
let module1 = (() => {
|
|
|
|
let builder = new WasmModuleBuilder();
|
|
|
|
builder.addImportedTable("x", "table", 1, 35);
|
|
|
|
return new WebAssembly.Module(builder.toBuffer());
|
|
|
|
})();
|
|
|
|
let module2 = (() => {
|
|
|
|
let builder = new WasmModuleBuilder();
|
|
|
|
builder.addImportedTable("x", "table", 2, 40);
|
|
|
|
return new WebAssembly.Module(builder.toBuffer());
|
|
|
|
})();
|
|
|
|
|
|
|
|
var kMaxSize = 30, kInitSize = 5;
|
|
|
|
let table = new WebAssembly.Table({element: "anyfunc",
|
|
|
|
initial: kInitSize, maximum: kMaxSize});
|
|
|
|
let instance1 = new WebAssembly.Instance(
|
|
|
|
module1, {x: {base: 1, table: table}});
|
|
|
|
let instance2 = new WebAssembly.Instance(
|
|
|
|
module2, {x: {base: 1, table: table}});
|
|
|
|
|
|
|
|
for (var i = 0; i < kInitSize; ++i) table.set(i, null);
|
|
|
|
for (var i = 0; i < kInitSize; ++i) assertEquals(null, table.get(i));
|
|
|
|
assertThrows(() => table.set(kInitSize, null));
|
|
|
|
assertEquals(kInitSize, table.grow(5));
|
|
|
|
for (var i = 0; i < 2*kInitSize; ++i) table.set(i, null);
|
|
|
|
for (var i = 0; i < 2*kInitSize; ++i) assertEquals(null, table.get(i));
|
|
|
|
assertThrows(() => table.set(2*kInitSize, null));
|
|
|
|
// Try to grow past imported maximum
|
|
|
|
assertThrows(() => table.grow(21));
|
|
|
|
})();
|
2017-06-07 14:06:36 +00:00
|
|
|
|
|
|
|
(function MultipleElementSegments() {
|
|
|
|
let kTableSize = 10;
|
|
|
|
print("MultipleElementSegments...");
|
|
|
|
|
|
|
|
let mul = (a, b) => a * b;
|
|
|
|
let add = (a, b) => a + b;
|
|
|
|
let sub = (a, b) => a - b;
|
|
|
|
|
|
|
|
// Test 1 to 3 segments in the elements section.
|
|
|
|
// segment 1 sets [1, 2] to mul,
|
|
|
|
// segment 2 sets [2, 3, 4] to add,
|
|
|
|
// segment 3 sets [3, 4, 5, 6] to sub.
|
|
|
|
for (let num_segments = 1; num_segments < 4; ++num_segments) {
|
|
|
|
var builder = new WasmModuleBuilder();
|
|
|
|
|
|
|
|
builder.setFunctionTableLength(kTableSize);
|
|
|
|
builder.addExportOfKind("table", kExternalTable, 0);
|
|
|
|
let f = AddFunctions(builder);
|
|
|
|
let indexes = [f.mul.index, f.add.index, f.sub.index];
|
|
|
|
for (let i = 0; i < num_segments; ++i) {
|
|
|
|
let offset = i + 1;
|
|
|
|
let len = i + 2;
|
|
|
|
let index = indexes[i];
|
|
|
|
builder.addFunctionTableInit(offset, false, new Array(len).fill(index));
|
|
|
|
}
|
|
|
|
|
|
|
|
let instance = builder.instantiate();
|
|
|
|
|
|
|
|
let table = instance.exports.table;
|
|
|
|
assertEquals(kTableSize, table.length);
|
|
|
|
|
|
|
|
for (let i = 0; i < num_segments; ++i) {
|
|
|
|
let exp = i < 1 || i > 2 ? null : mul;
|
|
|
|
if (num_segments > 1 && i >= 2 && i <= 4) exp = add;
|
|
|
|
if (num_segments > 2 && i >= 3 && i <= 6) exp = sub;
|
|
|
|
if (!exp) {
|
|
|
|
assertSame(null, table.get(i));
|
|
|
|
} else {
|
|
|
|
assertEquals("function", typeof table.get(i));
|
|
|
|
assertEquals(exp(6, 3), table.get(i)(6, 3));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
})();
|