strongly-unique.js

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// |jit-test| skip-if: !wasmComponentsEnabled()

// We use imported functions as our oracle for strongly-uniqueness, as only

// functions allow the full range of plain names.

function assertAllStronglyUnique(names) {

  wasmValidateText(`(component

    ${names.map(n => `(import "${n}" (func))`).join("\n")}

  )`);

function assertNotStronglyUnique(okNames, badName) {

  assertAllStronglyUnique(okNames);

  wasmFailValidateText(`(component

    ${okNames.map(n => `(import "${n}" (func))`).join("\n")}

    (import "${badName}" (func))

  )`, /not strongly-unique/);

const specOkExamples = [

  "foo", "foo-bar",

  "[constructor]foo",

  "[method]foo.bar", "[method]foo.baz",

];

assertAllStronglyUnique(specOkExamples);

assertNotStronglyUnique(specOkExamples, "foo");

assertNotStronglyUnique(specOkExamples, "foo-BAR");

assertNotStronglyUnique(specOkExamples, "[constructor]foo-BAR");

assertNotStronglyUnique(specOkExamples, "[method]foo.foo");

assertNotStronglyUnique(specOkExamples, "[method]foo.BAR");