Function testTransitiveMappingAction

test/test-spec-tests.js:125–171

(assert, rawSourceMap, action)

}

async function testTransitiveMappingAction(assert, rawSourceMap, action) {
  return SourceMapConsumer.with(rawSourceMap, null, async consumer => {
    assert.ok(
      Array.isArray(action.intermediateMaps),
      "transitive mapping case requires intermediate maps"
    );

    let mappedPosition = consumer.originalPositionFor({
      line: mapLine(action.generatedLine),
      column: action.generatedColumn,
    });

    for (const intermediateMapPath of action.intermediateMaps) {
      const intermediateMap = await readJSON(
        `./source-map-tests/resources/${intermediateMapPath}`
      );
      await SourceMapConsumer.with(
        intermediateMap,
        null,
        consumerIntermediate => {
          mappedPosition = consumerIntermediate.originalPositionFor({
            line: mappedPosition.line,
            column: mappedPosition.column,
          });
        }
      );
    }

    assert.equal(
      mappedPosition.line,
      mapLine(action.originalLine),
      `original line didn't match, expected ${mapLine(
        action.originalLine
      )} got ${mappedPosition.line}`
    );
    assert.equal(
      mappedPosition.column,
      action.originalColumn,
      `original column didn't match, expected ${action.originalColumn} got ${mappedPosition.column}`
    );
    assert.equal(
      mappedPosition.source,
      action.originalSource,
      `original source didn't match, expected ${action.originalSource} got ${mappedPosition.source}`
    );
  });
}

for (const testCase of sourceMapSpecTests.tests) {
  if (skippedTests.includes(testCase.name)) {