it("keeps bundled channel schemas as a fixed legacy SDK compatibility surface", () => {

const source = readSource("src/plugin-sdk/channel-config-schema.ts");

const providersCoreExports = source.match(

/Legacy bundled channel schema exports[\s\S]*?export \{(?<exports>[\s\S]*?)\} from "\.\.\/config\/zod-schema\.providers-core\.js";/,

)?.groups?.exports;

expect(providersCoreExports).toBeDefined();

const exportedSchemaNames = Array.from(

`${providersCoreExports ?? ""}\nWhatsAppConfigSchema`.matchAll(

/\b([A-Z][A-Za-z0-9]+ConfigSchema)\b/g,

const legacySection = source.slice(source.indexOf("Legacy bundled channel schema exports"));

const bundledSchemaExportBlocks = Array.from(

legacySection.matchAll(

/export \{(?<exports>[\s\S]*?)\} from "\.\.\/config\/zod-schema\.providers-(?:core|whatsapp)\.js";/g,

),

)

.map((match) => match.groups?.exports)

.filter((block): block is string => Boolean(block));

expect(bundledSchemaExportBlocks).toHaveLength(2);

const exportedSchemaNames = Array.from(

bundledSchemaExportBlocks.join("\n").matchAll(/\b([A-Z][A-Za-z0-9]+ConfigSchema)\b/g),

)

.map((match) => match[1])

.filter((name): name is string => Boolean(name))