Add an HTTP library that wraps dart:io.

pkg/http/test/http_test.dart

+// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+library http_test;
+
+import 'dart:io';
+
+import '../../unittest/lib/unittest.dart';
+import '../lib/http.dart' as http;
+import 'utils.dart';
+
+main() {
+  group('http.', () {
+    setUp(startServer);
+    tearDown(stopServer);
+
+    test('head', () {
+      expect(http.head(serverUrl).transform((response) {
+        expect(response.statusCode, equals(200));
+        expect(response.body, equals(''));
+      }), completes);
+    });
+
+    test('get', () {
+      expect(http.get(serverUrl, headers: {
+        'X-Random-Header': 'Value',
+        'X-Other-Header': 'Other Value'
+      }).transform((response) {
+        expect(response.statusCode, equals(200));
+        expect(response.body, parse(equals({
+          'method': 'GET',
+          'path': '/',
+          'headers': {
+            'x-random-header': ['Value'],
+            'x-other-header': ['Other Value']
+          },
+        })));
+      }), completes);
+    });
+
+    test('post', () {
+      expect(http.post(serverUrl, headers: {
+        'X-Random-Header': 'Value',
+        'X-Other-Header': 'Other Value'
+      }, fields: {
+        'some-field': 'value',
+        'other-field': 'other value'
+      }).transform((response) {
+        expect(response.statusCode, equals(200));
+        expect(response.body, parse(equals({
+          'method': 'POST',
+          'path': '/',
+          'headers': {
+            'content-type': [
+              'application/x-www-form-urlencoded; charset=UTF-8'
+            ],
+            'content-length': ['42'],
+            'x-random-header': ['Value'],
+            'x-other-header': ['Other Value']
+          },
+          'body': 'some-field=value&other-field=other%20value'
+        })));
+      }), completes);
+    });
+
+    test('post without fields', () {
+      expect(http.post(serverUrl, headers: {
+        'X-Random-Header': 'Value',
+        'X-Other-Header': 'Other Value',
+        'Content-Type': 'text/plain'
+      }).transform((response) {
+        expect(response.statusCode, equals(200));
+        expect(response.body, parse(equals({
+          'method': 'POST',
+          'path': '/',
+          'headers': {
+            'content-type': ['text/plain'],
+            'x-random-header': ['Value'],
+            'x-other-header': ['Other Value']
+          }
+        })));
+      }), completes);
+    });
+
+    test('put', () {
+      expect(http.put(serverUrl, headers: {
+        'X-Random-Header': 'Value',
+        'X-Other-Header': 'Other Value'
+      }, fields: {
+        'some-field': 'value',
+        'other-field': 'other value'
+      }).transform((response) {
+        expect(response.statusCode, equals(200));
+        expect(response.body, parse(equals({
+          'method': 'PUT',
+          'path': '/',
+          'headers': {
+            'content-type': [
+              'application/x-www-form-urlencoded; charset=UTF-8'
+            ],
+            'content-length': ['42'],
+            'x-random-header': ['Value'],
+            'x-other-header': ['Other Value']
+          },
+          'body': 'some-field=value&other-field=other%20value'
+        })));
+      }), completes);
+    });
+
+    test('put without fields', () {
+      expect(http.put(serverUrl, headers: {
+        'X-Random-Header': 'Value',
+        'X-Other-Header': 'Other Value',
+        'Content-Type': 'text/plain'
+      }).transform((response) {
+        expect(response.statusCode, equals(200));
+        expect(response.body, parse(equals({
+          'method': 'PUT',
+          'path': '/',
+          'headers': {
+            'content-type': ['text/plain'],
+            'x-random-header': ['Value'],
+            'x-other-header': ['Other Value']
+          }
+        })));
+      }), completes);
+    });
+
+    test('delete', () {
+      expect(http.delete(serverUrl, headers: {
+        'X-Random-Header': 'Value',
+        'X-Other-Header': 'Other Value'
+      }).transform((response) {
+        expect(response.statusCode, equals(200));
+        expect(response.body, parse(equals({
+          'method': 'DELETE',
+          'path': '/',
+          'headers': {
+            'x-random-header': ['Value'],
+            'x-other-header': ['Other Value']
+          }
+        })));
+      }), completes);
+    });
+
+    test('read', () {
+      expect(http.read(serverUrl, headers: {
+        'X-Random-Header': 'Value',
+        'X-Other-Header': 'Other Value'
+      }), completion(parse(equals({
+        'method': 'GET',
+        'path': '/',
+        'headers': {
+          'x-random-header': ['Value'],
+          'x-other-header': ['Other Value']
+        },
+      }))));
+    });
+
+    test('read throws an error for a 4** status code', () {
+      expect(http.read(serverUrl.resolve('/error')), throwsHttpException);
+    });
+
+    test('readBytes', () {
+      var future = http.readBytes(serverUrl, headers: {
+        'X-Random-Header': 'Value',
+        'X-Other-Header': 'Other Value'
+      }).transform((bytes) => new String.fromCharCodes(bytes));
+
+      expect(future, completion(parse(equals({
+        'method': 'GET',
+        'path': '/',
+        'headers': {
+          'x-random-header': ['Value'],
+          'x-other-header': ['Other Value']
+        },
+      }))));
+    });
+
+    test('readBytes throws an error for a 4** status code', () {
+      expect(http.readBytes(serverUrl.resolve('/error')), throwsHttpException);
+    });
+  });
+}