[polymer] import all elements

pkg/polymer/lib/elements/web-animations-js/test/testcases/auto-test-keyframe-creation-checks.js

Index: pkg/polymer/lib/elements/web-animations-js/test/testcases/auto-test-keyframe-creation-checks.js
diff --git a/pkg/polymer/lib/elements/web-animations-js/test/testcases/auto-test-keyframe-creation-checks.js b/pkg/polymer/lib/elements/web-animations-js/test/testcases/auto-test-keyframe-creation-checks.js
new file mode 100644
index 0000000000000000000000000000000000000000..2471810d0b6bd0a5fc847999a7cdc6cf507d03f4
--- /dev/null
+++ b/pkg/polymer/lib/elements/web-animations-js/test/testcases/auto-test-keyframe-creation-checks.js
@@ -0,0 +1,67 @@
+timing_test(function() {
+  at(0, function() {
+    assert_styles(
+      '.anim',
+      [{'left':'50px'},
+       {'left':'50px'},
+       {'left':'100px'},
+       {'left':'50px'},
+       {'left':'100px'},
+       {'left':'200px'},
+       {'left':'200px'}]);
+    }, "Autogenerated");
+  at(0.4, function() {
+    assert_styles(
+      '.anim',
+      [{'left':'50px'},
+       {'left':'50px'},
+       {'left':'120px'},
+       {'left':'80px'},
+       {'left':'120px'},
+       {'left':'120px'},
+       {'left':'360px'}]);
+    }, "Autogenerated");
+  at(0.8, function() {
+    assert_styles(
+      '.anim',
+      [{'left':'50px'},
+       {'left':'50px'},
+       {'left':'140px'},
+       {'left':'110px'},
+       {'left':'140px'},
+       {'left':'120px'},
+       {'left':'340px'}]);
+    }, "Autogenerated");
+  at(1.2000000000000002, function() {
+    assert_styles(
+      '.anim',
+      [{'left':'120px'},
+       {'left':'80px'},
+       {'left':'160px'},
+       {'left':'140px'},
+       {'left':'160px'},
+       {'left':'146.6666717529297px'},
+       {'left':'340px'}]);
+    }, "Autogenerated");
+  at(1.6, function() {
+    assert_styles(
+      '.anim',
+      [{'left':'160px'},
+       {'left':'140px'},
+       {'left':'180px'},
+       {'left':'170px'},
+       {'left':'180px'},
+       {'left':'173.3333282470703px'},
+       {'left':'360px'}]);
+    }, "Autogenerated");
+  at(2, function() {
+    assert_styles(
+      '.anim',
+      {'left':'200px'});
+    }, "Autogenerated");
+  at(2.4, function() {
+    assert_styles(
+      '.anim',
+      {'left':'200px'});
+    }, "Autogenerated");
+}, "Autogenerated checks.");