moving test antlr format to its own file

Author: Janther

tests/config/run-test.js

@@ -1,5 +1,4 @@
 import { FULL_TEST } from "./constants.js";
-import * as failedTests from "./failed-format-tests.js";
 import { format } from "./run-prettier.js";
 import consistentEndOfLine from "./utils/consistent-end-of-line.js";
 import createSnapshot from "./utils/create-snapshot.js";
@@ -9,11 +8,9 @@ import * as testBom from "./test-bom.js";
 import * as testEndOfLine from "./test-end-of-line.js";
 import * as testSecondFormat from "./test-second-format.js";
 import * as testBytecodeCompare from "./test-bytecode-compare.js";
+import * as testAntlrFormat from "./test-antlr-format.js";
 import * as testVariantCoverage from "./test-variant-coverage.js";
 import { shouldThrowOnFormat } from "./utilities.js";
-import getPrettier from "./get-prettier.js";
-import getCreateParser from "./get-create-parser.js";
-import getPlugins from "./get-plugins.js";
 
 async function runTest({
   parsers,
@@ -67,26 +64,7 @@ async function runTest({
   if (!FULL_TEST) {
     return;
   }
-
-  if (formatOptions.parser === "slang") {
-    const createParser = await getCreateParser();
-    const { parser } = createParser(code, formatOptions);
-
-    if (!failedTests.isAntlrMismatch(filename, formatOptions)) {
-      // Compare with ANTLR's format
-      const prettier = await getPrettier();
-      const { formatted: antlrOutput } = await prettier.formatWithCursor(code, {
-        ...formatOptions,
-        // Since Slang forces us to decide on a compiler version, we need to do the
-        // same for ANTLR unless it was already given as an option.
-        compiler: formatOptions.compiler || parser.languageVersion,
-        parser: "antlr",
-        plugins: await getPlugins(),
-      });
-      expect(antlrOutput).toEqual(formatResult.output);
-    }
-  }
-
+  await testAntlrFormat.run(code, formatResult, filename, formatOptions);
   await testVariantCoverage.run(code, formatResult, filename, formatOptions);
   await testSecondFormat.run(code, formatResult, filename, formatOptions);
   await testAstCompare.run(code, formatResult, filename, formatOptions);

tests/config/test-antlr-format.js

@@ -0,0 +1,27 @@
+import * as failedTests from "./failed-format-tests.js";
+import getPrettier from "./get-prettier.js";
+import getCreateParser from "./get-create-parser.js";
+import getPlugins from "./get-plugins.js";
+
+async function testAntlrFormat(source, formatResult, filename, formatOptions) {
+  if (
+    formatOptions.parser === "slang" &&
+    !failedTests.isAntlrMismatch(filename, formatOptions)
+  ) {
+    // Compare with ANTLR's format
+    const createParser = await getCreateParser();
+    const { parser } = createParser(source, formatOptions);
+    const prettier = await getPrettier();
+    const { formatted: antlrOutput } = await prettier.formatWithCursor(source, {
+      ...formatOptions,
+      // Since Slang forces us to decide on a compiler version, we need to do the
+      // same for ANTLR unless it was already given as an option.
+      compiler: formatOptions.compiler || parser.languageVersion,
+      parser: "antlr",
+      plugins: await getPlugins(),
+    });
+    expect(antlrOutput).toEqual(formatResult.output);
+  }
+}
+
+export { testAntlrFormat as run };