Function treeForAddonTestSupport

lib/models/addon.js:896–920

Returns the tree for all test files namespaced to a given addon. @public @method treeForAddonTestSupport @param {Tree} tree @return {Tree}

(tree)

   @return {Tree}
   */
  treeForAddonTestSupport(tree) {
    if (!tree) {
      return tree;
    }

    let namespacedTree = new Funnel(tree, {
      srcDir: '/',
      destDir: `/${this.moduleName()}/test-support`,
      annotation: `Addon#treeForTestSupport (${this.name})`,
    });

    if (registryHasPreprocessor(this.registry, 'js')) {
      return this.preprocessJs(namespacedTree, '/', this.name, {
        registry: this.registry,
        treeType: 'addon-test-support',
      });
    }

    throw new SilentError(
      `Addon test-support files were detected in \`${this._treePathFor('addon-test-support')}\`, but no JavaScript ` +
        `preprocessor was found for \`${this.name}\`. Please make sure to add a preprocessor ` +
        `(most likely \`ember-cli-babel\`) to \`dependencies\` (NOT \`devDependencies\`) in ` +
        `\`${this.name}\`'s \`package.json\`.`
    );
  },

  /**
    Runs the styles tree through preprocessors.