Check in codegen test expectations.

test/codegen/expect/language/intrinsified_methods_test.js

Index: test/codegen/expect/language/intrinsified_methods_test.js
diff --git a/test/codegen/expect/language/intrinsified_methods_test.js b/test/codegen/expect/language/intrinsified_methods_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..81fbbe571351fe8128f3e9ca5c6406dd7f6f6cad
--- /dev/null
+++ b/test/codegen/expect/language/intrinsified_methods_test.js
@@ -0,0 +1,53 @@
+dart_library.library('language/intrinsified_methods_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__intrinsified_methods_test(exports, dart_sdk, expect) {
+  'use strict';
+  const core = dart_sdk.core;
+  const math = dart_sdk.math;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const expect$ = expect.expect;
+  const intrinsified_methods_test = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  let intTonum = () => (intTonum = dart.constFn(dart.definiteFunctionType(core.num, [core.int])))();
+  let VoidTovoid = () => (VoidTovoid = dart.constFn(dart.definiteFunctionType(dart.void, [])))();
+  intrinsified_methods_test.testIsNegative = function() {
+    expect$.Expect.isFalse(12.0[dartx.isNegative]);
+    expect$.Expect.isTrue((-12.0)[dartx.isNegative]);
+    expect$.Expect.isFalse(core.double.NAN[dartx.isNegative]);
+    expect$.Expect.isFalse(0.0[dartx.isNegative]);
+    expect$.Expect.isTrue((-0.0)[dartx.isNegative]);
+    expect$.Expect.isFalse(core.double.INFINITY[dartx.isNegative]);
+    expect$.Expect.isTrue(core.double.NEGATIVE_INFINITY[dartx.isNegative]);
+  };
+  dart.fn(intrinsified_methods_test.testIsNegative, VoidTodynamic());
+  intrinsified_methods_test.testIsNaN = function() {
+    expect$.Expect.isFalse(1.0[dartx.isNaN]);
+    expect$.Expect.isTrue(core.double.NAN[dartx.isNaN]);
+  };
+  dart.fn(intrinsified_methods_test.testIsNaN, VoidTodynamic());
+  intrinsified_methods_test.testTrigonometric = function() {
+    expect$.Expect.approxEquals(1.0, math.sin(math.PI / 2.0), 0.0001);
+    expect$.Expect.approxEquals(1.0, math.cos(0), 0.0001);
+    expect$.Expect.approxEquals(1.0, math.cos(0.0), 0.0001);
+  };
+  dart.fn(intrinsified_methods_test.testTrigonometric, VoidTodynamic());
+  intrinsified_methods_test.foo = function(n) {
+    let x = null;
+    for (let i = 0; i <= dart.notNull(n); ++i) {
+      expect$.Expect.equals(2.0, math.sqrt(4.0));
+      intrinsified_methods_test.testIsNegative();
+      intrinsified_methods_test.testIsNaN();
+      intrinsified_methods_test.testTrigonometric();
+    }
+    return core.num._check(x);
+  };
+  dart.fn(intrinsified_methods_test.foo, intTonum());
+  intrinsified_methods_test.main = function() {
+    let m = intrinsified_methods_test.foo(4000);
+  };
+  dart.fn(intrinsified_methods_test.main, VoidTovoid());
+  // Exports:
+  exports.intrinsified_methods_test = intrinsified_methods_test;
+});