diff options
Diffstat (limited to 'testing/web-platform/tests/html/semantics/scripting-1/the-script-element/module/import-meta/import-meta-resolve.any.js')
-rw-r--r-- | testing/web-platform/tests/html/semantics/scripting-1/the-script-element/module/import-meta/import-meta-resolve.any.js | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/semantics/scripting-1/the-script-element/module/import-meta/import-meta-resolve.any.js b/testing/web-platform/tests/html/semantics/scripting-1/the-script-element/module/import-meta/import-meta-resolve.any.js new file mode 100644 index 0000000000..5b8a84efaf --- /dev/null +++ b/testing/web-platform/tests/html/semantics/scripting-1/the-script-element/module/import-meta/import-meta-resolve.any.js @@ -0,0 +1,77 @@ +// META: global=dedicatedworker-module,sharedworker-module,serviceworker-module + +import { importMetaOnRootModule, importMetaOnDependentModule } + from "./import-meta-root.js"; + +test(() => { + assert_equals(typeof import.meta.resolve, "function"); + assert_equals(import.meta.resolve.name, "resolve"); + assert_equals(import.meta.resolve.length, 1); + assert_equals(Object.getPrototypeOf(import.meta.resolve), Function.prototype); +}, "import.meta.resolve is a function with the right properties"); + +test(() => { + assert_false(isConstructor(import.meta.resolve)); + + assert_throws_js(TypeError, () => new import.meta.resolve("./x")); +}, "import.meta.resolve is not a constructor"); + +test(() => { + // See also tests in ./import-meta-resolve-importmap.html. + + assert_equals(import.meta.resolve({ toString() { return "./x"; } }), resolveURL("x")); + assert_throws_js(TypeError, () => import.meta.resolve(Symbol("./x")), + "symbol"); + assert_throws_js(TypeError, () => import.meta.resolve(), + "no argument (which is treated like \"undefined\")"); +}, "import.meta.resolve ToString()s its argument"); + +test(() => { + assert_equals(import.meta.resolve("./x"), resolveURL("x"), + "current module import.meta"); + assert_equals(importMetaOnRootModule.resolve("./x"), resolveURL("x"), + "sibling module import.meta"); + assert_equals(importMetaOnDependentModule.resolve("./x"), resolveURL("x"), + "dependency module import.meta"); +}, "Relative URL-like specifier resolution"); + +test(() => { + assert_equals(import.meta.resolve("https://example.com/"), "https://example.com/", + "current module import.meta"); + assert_equals(importMetaOnRootModule.resolve("https://example.com/"), "https://example.com/", + "sibling module import.meta"); + assert_equals(importMetaOnDependentModule.resolve("https://example.com/"), "https://example.com/", + "dependency module import.meta"); +}, "Absolute URL-like specifier resolution"); + +test(() => { + const invalidSpecifiers = [ + "https://eggplant:b/c", + "pumpkins.js", + ".tomato", + "..zuccini.mjs", + ".\\yam.es" + ]; + + for (const specifier of invalidSpecifiers) { + assert_throws_js(TypeError, () => import.meta.resolve(specifier), specifier); + } +}, "Invalid module specifiers"); + +test(() => { + const { resolve } = import.meta; + assert_equals(resolve("https://example.com/"), "https://example.com/", "current module import.meta"); +}, "Works fine with no this value"); + +function resolveURL(urlRelativeToThisTest) { + return (new URL(urlRelativeToThisTest, location.href)).href; +} + +function isConstructor(o) { + try { + new (new Proxy(o, { construct: () => ({}) })); + return true; + } catch { + return false; + } +} |