Method processTests

lib/broccoli/default-packager.js:670–704

(tree)

   * @param {BroccoliTree} tree
   */
  processTests(tree) {
    if (this._cachedTests === null) {
      let addonTestSupportTree = new Funnel(tree, {
        srcDir: 'tests/addon-test-support',
        destDir: 'addon-test-support',
      });

      let testTree = new Funnel(tree, {
        srcDir: 'tests',
        exclude: ['addon-test-support/**/*'],
      });

      let treeToCompile = new Funnel(testTree, {
        destDir: `${this.name}/tests`,
        annotation: 'Tests To Process',
      });

      treeToCompile = callAddonsPreprocessTreeHook(this.project, 'test', treeToCompile);

      const inputPath = '/tests';
      let preprocessedTests = preprocessJs(treeToCompile, inputPath, this.name, {
        registry: this.registry,
        treeType: 'test',
      });

      let mergedTestTrees = mergeTrees([addonTestSupportTree, preprocessedTests], {
        overwrite: true,
        annotation: 'Packaged Tests',
      });

      this._cachedTests = callAddonsPostprocessTreeHook(this.project, 'test', mergedTestTrees);
    }

    return this._cachedTests;
  }

  /*
   * Concatenates all test files into one, as follows: