update

node_modules/detective-es6/test/test.js

@@ -0,0 +1,107 @@
+'use strict';
+
+const assert = require('assert');
+const detective = require('../');
+
+describe('detective-es6', function() {
+  const ast = {
+    type: 'Program',
+    body: [{
+      type: 'VariableDeclaration',
+      declarations: [{
+        type: 'VariableDeclarator',
+        id: {
+            type: 'Identifier',
+            name: 'x'
+        },
+        init: {
+            type: 'Literal',
+            value: 4,
+            raw: '4'
+        }
+      }],
+      kind: 'let'
+    }]
+  };
+
+  it('accepts an ast', function() {
+    const deps = detective(ast);
+    assert(!deps.length);
+  });
+
+  it('retrieves the dependencies of es6 modules', function() {
+    const deps = detective('import {foo, bar} from "mylib";');
+    assert(deps.length === 1);
+    assert(deps[0] === 'mylib');
+  });
+
+  it('retrieves the re-export dependencies of es6 modules', function() {
+    const deps = detective('export {foo, bar} from "mylib";');
+    assert(deps.length === 1);
+    assert(deps[0] === 'mylib');
+  });
+
+  it('retrieves the re-export * dependencies of es6 modules', function() {
+    const deps = detective('export * from "mylib";');
+    assert(deps.length === 1);
+    assert(deps[0] === 'mylib');
+  });
+
+  it('handles multiple imports', function() {
+    const deps = detective('import {foo, bar} from "mylib";\nimport "mylib2"');
+
+    assert(deps.length === 2);
+    assert(deps[0] === 'mylib');
+    assert(deps[1] === 'mylib2');
+  });
+
+  it('handles default imports', function() {
+    const deps = detective('import foo from "foo";');
+
+    assert(deps.length === 1);
+    assert(deps[0] === 'foo');
+  });
+
+  it('handles dynamic imports', function() {
+    const deps = detective('import("foo").then(foo => foo());');
+
+    assert(deps.length === 1);
+    assert(deps[0] === 'foo');
+  })
+
+  it('returns an empty list for non-es6 modules', function() {
+    const deps = detective('var foo = require("foo");');
+    assert(!deps.length);
+  });
+
+  it('returns an empty list for empty files', function() {
+    const deps = detective('');
+    assert.equal(deps.length, 0);
+  });
+
+  it('throws when content is not provided', function() {
+    assert.throws(function() {
+      detective();
+    }, Error, 'src not given');
+  });
+
+  it('does not throw with jsx in a module', function() {
+    assert.doesNotThrow(function() {
+      detective('import foo from \'foo\'; var templ = <jsx />;');
+    });
+  });
+
+  it('does not throw on an async ES7 function', function() {
+    assert.doesNotThrow(function() {
+      detective('import foo from \'foo\'; export default async function foo() {}');
+    });
+  });
+
+  it('respects settings for type imports', function() {
+    const source = 'import type {foo} from "mylib";';
+    const depsWithTypes = detective(source);
+    const depsWithoutTypes = detective(source, {skipTypeImports: true});
+    assert.deepEqual(depsWithTypes, ['mylib']);
+    assert.deepEqual(depsWithoutTypes, []);
+  });
+});