| <!DOCTYPE html> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| |
| <script> |
| test(function () { |
| assert_throws(RangeError(), function() { |
| new IntersectionObserver(e => {}, {threshold: [1.1]}) |
| }) |
| }, "IntersectionObserver constructor with { threshold: [1.1] }"); |
| |
| test(function () { |
| assert_throws(TypeError(), function() { |
| new IntersectionObserver(e => {}, {threshold: ["foo"]}) |
| }) |
| }, 'IntersectionObserver constructor with { threshold: ["foo"] }'); |
| |
| test(function () { |
| assert_throws("SYNTAX_ERR", function() { |
| new IntersectionObserver(e => {}, {rootMargin: "1"}) |
| }) |
| }, 'IntersectionObserver constructor witth { rootMargin: "1" }'); |
| |
| test(function () { |
| assert_throws("SYNTAX_ERR", function() { |
| new IntersectionObserver(e => {}, {rootMargin: "2em"}) |
| }) |
| }, 'IntersectionObserver constructor with { rootMargin: "2em" }'); |
| |
| test(function () { |
| assert_throws("SYNTAX_ERR", function() { |
| new IntersectionObserver(e => {}, {rootMargin: "auto"}) |
| }) |
| }, 'IntersectionObserver constructor width { rootMargin: "auto" }'); |
| |
| test(function () { |
| assert_throws("SYNTAX_ERR", function() { |
| new IntersectionObserver(e => {}, {rootMargin: "1px 1px 1px 1px 1px"}) |
| }) |
| }, 'IntersectionObserver constructor with { rootMargin: "1px 1px 1px 1px 1px" }'); |
| |
| test(function () { |
| assert_throws(TypeError(), function() { |
| let observer = new IntersectionObserver(c => {}, {}); |
| observer.observe("foo"); |
| }) |
| }, 'IntersectionObserver.observe("foo")'); |
| </script> |
