| // 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. |
| |
| #include "platform/assert.h" |
| #include "platform/json.h" |
| #include "vm/json_stream.h" |
| #include "vm/unit_test.h" |
| #include "vm/dart_api_impl.h" |
| |
| namespace dart { |
| |
| |
| TEST_CASE(JSON_ScanJSON) { |
| const char* msg = "{ \"id\": 5, \"command\" : \"Debugger.pause\" }"; |
| |
| JSONScanner scanner(msg); |
| EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenIllegal); |
| scanner.Scan(); |
| EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenLBrace); |
| scanner.Scan(); |
| EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenString); |
| EXPECT(scanner.IsStringLiteral("id")); |
| scanner.Scan(); |
| EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenColon); |
| scanner.Scan(); |
| EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenInteger); |
| scanner.Scan(); |
| EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenComma); |
| scanner.Scan(); |
| EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenString); |
| EXPECT(scanner.IsStringLiteral("command")); |
| scanner.Scan(); |
| EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenColon); |
| scanner.Scan(); |
| EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenString); |
| EXPECT(scanner.IsStringLiteral("Debugger.pause")); |
| scanner.Scan(); |
| EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenRBrace); |
| scanner.Scan(); |
| EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenEOM); |
| } |
| |
| |
| TEST_CASE(JSON_SyntaxError) { |
| const char* jobj = "{ \"id\": 5, " |
| " \"command\" : \"Debugger.stop\"" // Missing comma. |
| " \"params\" : { " |
| " \"url\" : \"blah.dart\", " // Missing comma. |
| " \"line\": 111, " |
| " }," |
| " \"foo\": \"outer foo\", " |
| "}"; |
| JSONReader reader(jobj); |
| bool found; |
| |
| found = reader.Seek("id"); |
| EXPECT(found); |
| EXPECT_EQ(reader.Type(), JSONReader::kInteger); |
| found = reader.Seek("params"); |
| EXPECT(!found); |
| EXPECT(reader.Error()); |
| EXPECT_EQ(reader.Type(), JSONReader::kNone); |
| EXPECT_EQ(0, reader.ValueLen()); |
| EXPECT(reader.ValueChars() == NULL); |
| } |
| |
| |
| TEST_CASE(JSON_JSONReader) { |
| const char* jobj = "{ \"id\": 5, " |
| " \"command\" : \"Debugger.setBreakpoint\"," |
| " \"params\" : { " |
| " \"url\" : \"blah.dart\", " |
| " \"foo\" : [null, 1, { }, \"bar\", true, false]," |
| " \"line\": 111, " |
| " }," |
| " \"foo\": \"outer foo\", " |
| " \"quote\": \"\\\"\", " |
| " \"white\": \"\\t \\n\", " |
| "}"; |
| |
| JSONReader reader(jobj); |
| bool found; |
| char s[128]; |
| |
| found = reader.Seek("id"); |
| EXPECT(found); |
| EXPECT_EQ(reader.Type(), JSONReader::kInteger); |
| found = reader.Seek("foo"); |
| EXPECT(found); |
| EXPECT_EQ(reader.Type(), JSONReader::kString); |
| EXPECT(reader.IsStringLiteral("outer foo")); |
| |
| found = reader.Seek("quote"); |
| EXPECT(found); |
| EXPECT_EQ(reader.Type(), JSONReader::kString); |
| reader.GetRawValueChars(s, sizeof s); |
| EXPECT_STREQ("\\\"", s); |
| reader.GetDecodedValueChars(s, sizeof s); |
| EXPECT_STREQ("\"", s); |
| |
| found = reader.Seek("white"); |
| EXPECT(found); |
| EXPECT_EQ(reader.Type(), JSONReader::kString); |
| reader.GetRawValueChars(s, sizeof s); |
| EXPECT_STREQ("\\t \\n", s); |
| reader.GetDecodedValueChars(s, sizeof s); |
| EXPECT_STREQ("\t \n", s); |
| |
| found = reader.Seek("line"); |
| EXPECT(!found); |
| found = reader.Seek("params"); |
| EXPECT(found); |
| EXPECT_EQ(reader.Type(), JSONReader::kObject); |
| reader.Set(reader.ValueChars()); |
| found = reader.Seek("foo"); |
| EXPECT(found); |
| EXPECT_EQ(reader.Type(), JSONReader::kArray); |
| found = reader.Seek("non-existing"); |
| EXPECT(!found); |
| found = reader.Seek("line"); |
| EXPECT(found); |
| EXPECT_EQ(reader.Type(), JSONReader::kInteger); |
| } |
| |
| |
| TEST_CASE(JSON_TextBuffer) { |
| TextBuffer w(5); // Small enough to make buffer grow at least once. |
| w.Printf("{ \"%s\" : %d", "length", 175); |
| EXPECT_STREQ("{ \"length\" : 175", w.buf()); |
| w.Printf(", \"%s\" : \"%s\" }", "command", "stopIt"); |
| EXPECT_STREQ("{ \"length\" : 175, \"command\" : \"stopIt\" }", w.buf()); |
| |
| JSONReader r(w.buf()); |
| bool found = r.Seek("command"); |
| EXPECT(found); |
| EXPECT_EQ(r.Type(), JSONReader::kString); |
| EXPECT(r.IsStringLiteral("stopIt")); |
| } |
| |
| |
| TEST_CASE(JSON_JSONStream_Primitives) { |
| { |
| JSONStream js; |
| { |
| JSONObject jsobj(&js); |
| } |
| EXPECT_STREQ("{}", js.ToCString()); |
| } |
| { |
| JSONStream js; |
| { |
| JSONArray jsarr(&js); |
| } |
| EXPECT_STREQ("[]", js.ToCString()); |
| } |
| { |
| JSONStream js; |
| { |
| JSONArray jsarr(&js); |
| jsarr.AddValue(true); |
| } |
| EXPECT_STREQ("[true]", js.ToCString()); |
| } |
| { |
| JSONStream js; |
| { |
| JSONArray jsarr(&js); |
| jsarr.AddValue(false); |
| } |
| EXPECT_STREQ("[false]", js.ToCString()); |
| } |
| { |
| JSONStream js; |
| { |
| JSONArray jsarr(&js); |
| jsarr.AddValue(static_cast<intptr_t>(4)); |
| } |
| EXPECT_STREQ("[4]", js.ToCString()); |
| } |
| { |
| JSONStream js; |
| { |
| JSONArray jsarr(&js); |
| jsarr.AddValue(1.0); |
| } |
| EXPECT_STREQ("[1.000000]", js.ToCString()); |
| } |
| { |
| JSONStream js; |
| { |
| JSONArray jsarr(&js); |
| jsarr.AddValue("hello"); |
| } |
| EXPECT_STREQ("[\"hello\"]", js.ToCString()); |
| } |
| { |
| JSONStream js; |
| { |
| JSONArray jsarr(&js); |
| jsarr.AddValueF("h%s", "elo"); |
| } |
| EXPECT_STREQ("[\"helo\"]", js.ToCString()); |
| } |
| } |
| |
| |
| TEST_CASE(JSON_JSONStream_Array) { |
| JSONStream js; |
| { |
| JSONArray jsarr(&js); |
| jsarr.AddValue(true); |
| jsarr.AddValue(false); |
| } |
| EXPECT_STREQ("[true,false]", js.ToCString()); |
| } |
| |
| |
| TEST_CASE(JSON_JSONStream_Object) { |
| JSONStream js; |
| { |
| JSONObject jsobj(&js); |
| jsobj.AddProperty("key1", "a"); |
| jsobj.AddProperty("key2", "b"); |
| } |
| EXPECT_STREQ("{\"key1\":\"a\",\"key2\":\"b\"}", js.ToCString()); |
| } |
| |
| TEST_CASE(JSON_JSONStream_NestedObject) { |
| JSONStream js; |
| { |
| JSONObject jsobj(&js); |
| JSONObject jsobj1(&jsobj, "key"); |
| jsobj1.AddProperty("key1", "d"); |
| } |
| EXPECT_STREQ("{\"key\":{\"key1\":\"d\"}}", js.ToCString()); |
| } |
| |
| |
| TEST_CASE(JSON_JSONStream_ObjectArray) { |
| JSONStream js; |
| { |
| JSONArray jsarr(&js); |
| { |
| JSONObject jsobj(&jsarr); |
| jsobj.AddProperty("key", "e"); |
| } |
| { |
| JSONObject jsobj(&jsarr); |
| jsobj.AddProperty("yek", "f"); |
| } |
| } |
| EXPECT_STREQ("[{\"key\":\"e\"},{\"yek\":\"f\"}]", js.ToCString()); |
| } |
| |
| |
| TEST_CASE(JSON_JSONStream_ArrayArray) { |
| JSONStream js; |
| { |
| JSONArray jsarr(&js); |
| { |
| JSONArray jsarr1(&jsarr); |
| jsarr1.AddValue(static_cast<intptr_t>(4)); |
| } |
| { |
| JSONArray jsarr1(&jsarr); |
| jsarr1.AddValue(false); |
| } |
| } |
| EXPECT_STREQ("[[4],[false]]", js.ToCString()); |
| } |
| |
| |
| TEST_CASE(JSON_JSONStream_Printf) { |
| JSONStream js; |
| { |
| JSONArray jsarr(&js); |
| jsarr.AddValueF("%d %s", 2, "hello"); |
| } |
| EXPECT_STREQ("[\"2 hello\"]", js.ToCString()); |
| } |
| |
| |
| TEST_CASE(JSON_JSONStream_ObjectPrintf) { |
| JSONStream js; |
| { |
| JSONObject jsobj(&js); |
| jsobj.AddPropertyF("key", "%d %s", 2, "hello"); |
| } |
| EXPECT_STREQ("{\"key\":\"2 hello\"}", js.ToCString()); |
| } |
| |
| |
| TEST_CASE(JSON_JSONStream_DartObject) { |
| JSONStream js; |
| { |
| JSONArray jsarr(&js); |
| jsarr.AddValue(Object::Handle(Object::null())); |
| JSONObject jsobj(&jsarr); |
| jsobj.AddProperty("object_key", Object::Handle(Object::null())); |
| } |
| char buffer[1024]; |
| ElideJSONSubstring("classes", js.ToCString(), buffer); |
| EXPECT_STREQ("[{\"type\":\"@Instance\"," |
| "\"_vmType\":\"null\"," |
| "\"class\":{\"type\":\"@Class\",\"fixedId\":true,\"id\":\"\"," |
| "\"name\":\"Null\"}," |
| "\"kind\":\"Null\"," |
| "\"fixedId\":true," |
| "\"id\":\"objects\\/null\"," |
| "\"valueAsString\":\"null\"}," |
| "{\"object_key\":" |
| "{\"type\":\"@Instance\"," |
| "\"_vmType\":\"null\"," |
| "\"class\":{\"type\":\"@Class\",\"fixedId\":true,\"id\":\"\"," |
| "\"name\":\"Null\"}," |
| "\"kind\":\"Null\"," |
| "\"fixedId\":true," |
| "\"id\":\"objects\\/null\"," |
| "\"valueAsString\":\"null\"}}]", |
| buffer); |
| } |
| |
| TEST_CASE(JSON_JSONStream_EscapedString) { |
| JSONStream js; |
| { |
| JSONArray jsarr(&js); |
| jsarr.AddValue("Hel\"\"lo\r\n\t"); |
| } |
| EXPECT_STREQ("[\"Hel\\\"\\\"lo\\r\\n\\t\"]", js.ToCString()); |
| } |
| |
| |
| TEST_CASE(JSON_JSONStream_DartString) { |
| const char* kScriptChars = |
| "var ascii = 'Hello, World!';\n" |
| "var unicode = '\\u00CE\\u00F1\\u0163\\u00E9r\\u00F1\\u00E5\\u0163" |
| "\\u00EE\\u00F6\\u00F1\\u00E5\\u013C\\u00EE\\u017E\\u00E5\\u0163" |
| "\\u00EE\\u1EDD\\u00F1';\n" |
| "var surrogates = '\\u{1D11E}\\u{1D11E}\\u{1D11E}\\u{1D11E}" |
| "\\u{1D11E}';\n" |
| "var nullInMiddle = 'This has\\u0000 four words.';"; |
| |
| Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, NULL); |
| EXPECT_VALID(lib); |
| |
| Dart_Handle result; |
| String& obj = String::Handle(); |
| |
| { |
| result = Dart_GetField(lib, NewString("ascii")); |
| EXPECT_VALID(result); |
| obj ^= Api::UnwrapHandle(result); |
| |
| JSONStream js; |
| { |
| JSONObject jsobj(&js); |
| jsobj.AddPropertyStr("ascci", obj);; |
| } |
| EXPECT_STREQ("{\"ascci\":\"Hello, World!\"}", js.ToCString()); |
| } |
| |
| { |
| result = Dart_GetField(lib, NewString("unicode")); |
| EXPECT_VALID(result); |
| obj ^= Api::UnwrapHandle(result); |
| |
| JSONStream js; |
| { |
| JSONObject jsobj(&js); |
| jsobj.AddPropertyStr("unicode", obj); |
| } |
| EXPECT_STREQ("{\"unicode\":\"\\u00CE\\u00F1\\u0163\\u00E9r\\u00F1\\u00E5" |
| "\\u0163\\u00EE\\u00F6\\u00F1\\u00E5\\u013C\\u00EE\\u017E" |
| "\\u00E5\\u0163\\u00EE\\u1EDD\\u00F1\"}", js.ToCString()); |
| } |
| |
| { |
| result = Dart_GetField(lib, NewString("surrogates")); |
| EXPECT_VALID(result); |
| obj ^= Api::UnwrapHandle(result); |
| |
| JSONStream js; |
| { |
| JSONObject jsobj(&js); |
| jsobj.AddPropertyStr("surrogates", obj); |
| } |
| EXPECT_STREQ("{\"surrogates\":\"\\uD834\\uDD1E\\uD834\\uDD1E\\uD834\\uDD1E" |
| "\\uD834\\uDD1E\\uD834\\uDD1E\"}", js.ToCString()); |
| } |
| |
| { |
| result = Dart_GetField(lib, NewString("nullInMiddle")); |
| EXPECT_VALID(result); |
| obj ^= Api::UnwrapHandle(result); |
| |
| JSONStream js; |
| { |
| JSONObject jsobj(&js); |
| jsobj.AddPropertyStr("nullInMiddle", obj); |
| } |
| EXPECT_STREQ("{\"nullInMiddle\":\"This has\\u0000 four words.\"}", |
| js.ToCString()); |
| } |
| } |
| |
| |
| TEST_CASE(JSON_JSONStream_Params) { |
| const char* param_keys[] = {"dog", "cat"}; |
| const char* param_values[] = {"apple", "banana"}; |
| |
| JSONStream js; |
| EXPECT(js.num_params() == 0); |
| js.SetParams(¶m_keys[0], ¶m_values[0], 2); |
| EXPECT(js.num_params() == 2); |
| EXPECT(!js.HasParam("lizard")); |
| EXPECT(js.HasParam("dog")); |
| EXPECT(js.HasParam("cat")); |
| EXPECT(js.ParamIs("cat", "banana")); |
| EXPECT(!js.ParamIs("dog", "banana")); |
| } |
| |
| } // namespace dart |
