Handle comments in tsconfig in precompile tests

Author: chriskrycho

ts/tests/commands/precompile-test.ts

@@ -27,7 +27,9 @@ describe('Acceptance: ts:precompile command', function () {
 
     let declaration = file('test-file.d.ts');
     expect(declaration).to.exist;
-    expect(declaration.content.trim()).to.equal(`export declare const testString: string;`);
+    expect(declaration.content.trim()).to.equal(
+      `export declare const testString: string;\n//# sourceMappingURL=test-file.d.ts.map`
+    );
   });
 
   it('generates nothing from the app tree', async () => {
@@ -65,15 +67,17 @@ describe('Acceptance: ts:precompile command', function () {
 
       let pkg = fs.readJsonSync('package.json');
       let tsconfig = ts.readConfigFile('tsconfig.json', ts.sys.readFile).config;
-      tsconfig.tsconfig.include.push('src');
+      tsconfig.include.push('src');
       tsconfig.compilerOptions.paths[`${pkg.name}/src/*`] = ['src/*'];
       fs.writeJSONSync('tsconfig.json', tsconfig);
 
       await ember(['ts:precompile']);
 
       let declaration = file('src/test-file.d.ts');
       expect(declaration).to.exist;
-      expect(declaration.content.trim()).to.equal(`export declare const testString: string;`);
+      expect(declaration.content.trim()).to.equal(
+        `export declare const testString: string;\n//# sourceMappingURL=test-file.d.ts.map`
+      );
     });
   });
 
@@ -95,7 +99,9 @@ describe('Acceptance: ts:precompile command', function () {
 
       let declaration = file('test-file.d.ts');
       expect(declaration).to.exist;
-      expect(declaration.content.trim()).to.equal(`export declare const testString: string;`);
+      expect(declaration.content.trim()).to.equal(
+        `export declare const testString: string;\n//# sourceMappingURL=test-file.d.ts.map`
+      );
     });
   });
 
@@ -121,7 +127,9 @@ describe('Acceptance: ts:precompile command', function () {
     return ember(['ts:precompile']).then(() => {
       const declaration = file('test-support/test-file.d.ts');
       expect(declaration).to.exist;
-      expect(declaration.content.trim()).to.equal(`export declare const testString: string;`);
+      expect(declaration.content.trim()).to.equal(
+        `export declare const testString: string;\n//# sourceMappingURL=test-file.d.ts.map`
+      );
     });
   });
 
@@ -155,12 +163,14 @@ describe('Acceptance: ts:precompile command', function () {
     return ember(['ts:precompile']).then(() => {
       const componentDecl = file('components/my-component.d.ts');
       expect(componentDecl).to.exist;
-      expect(componentDecl.content.trim()).to.equal(`export declare const testString: string;`);
+      expect(componentDecl.content.trim()).to.equal(
+        `export declare const testString: string;\n//# sourceMappingURL=my-component.d.ts.map`
+      );
 
       const testSupportDecl = file('test-support/test-file.d.ts');
       expect(testSupportDecl).to.exist;
       expect(testSupportDecl.content.trim()).to.equal(
-        `export declare const anotherTestString: string;`
+        `export declare const anotherTestString: string;\n//# sourceMappingURL=test-file.d.ts.map`
       );
     });
   });