pkg/docgen: support better const rendering of String, List, and empty Map

pkg/pkg.status

 # 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.
 
 # Don't run any test-like files that show up in packages directories. It
 # shouldn't be necessary to run "pub install" in these packages, but if you do
 # it shouldn't break the tests.
 */packages/*/*: Skip
 */*/packages/*/*: Skip
 */*/*/packages/*/*: Skip
 */*/*/*/packages/*/*: Skip
 
 # Skip non-test files ending with "_test".
 scheduled_test/lib/*: Skip
 polymer/example/scoped_style/*: Skip
 
 scheduled_test/test/scheduled_server_test: Pass, Fail # 13524
 scheduled_test/test/scheduled_process_test: Pass, Slow # Issue 9231
 
-[ $compiler == dart2js && $mode == debug ]
-docgen/test/generate_json_test: Skip # Way too slow
-docgen/test/multi_library_test: Skip # Way too slow
-docgen/test/single_library_test: Skip # Way too slow
-docgen/test/typedef_test: Skip # Way too slow
-
 [ $runtime == vm && $mode == debug]
-docgen/test/only_lib_content_in_pkg_test: Skip # Slow
-polymer/test/build/all_phases_test: Skip # Slow
 analysis_server/test/analysis_server_test: Pass, Timeout
 analysis_server/test/domain_context_test: Pass, Timeout
 analysis_server/test/domain_server_test: Pass, Timeout
 analyzer/test/generated/element_test: Pass, Timeout
 analyzer/test/generated/parser_test: Pass, Timeout
 code_transformers/test/resolver_test: Pass, Timeout
-docgen/test/only_lib_content_in_pkg_test: Pass, Timeout
+docgen/test/*: Skip # Slow
+polymer/test/build/all_phases_test: Skip # Slow
+polymer/test/build/script_compactor_test: Pass, Timeout
 polymer_expressions/test/globals_test: Pass, Timeout
-polymer/test/build/all_phases_test: Pass, Timeout
-polymer/test/build/script_compactor_test: Pass, Timeout
 smoke/test/codegen/end_to_end_test: Pass, Timeout
 smoke/test/codegen/recorder_test: Pass, Timeout
 template_binding/test/template_binding_test: Pass, Timeout
 third_party/html5lib/test/tokenizer_test: Pass, Timeout
 
 [ $runtime == vm && ( $arch == simarm || $arch == simmips ) ]
-docgen/test/only_lib_content_in_pkg_test: Skip # slow
-docgen/test/typedef_test: Skip # slow
 barback/test/too_many_open_files_test: Skip # 14220
+code_transformers/test/resolver_test: Skip # Issue 17908
+docgen/test/*: Skip # Issue 17003
+polymer/test/build/all_phases_test: Skip # Slow
+polymer/test/build/script_compactor_test: Skip # Slow
 third_party/html5lib/test/tokenizer_test: Pass, Slow
-docgen/test/generate_json_test: Skip # Issue 17003
-polymer/test/build/script_compactor_test: Skip # Slow
-polymer/test/build/all_phases_test: Skip # Slow
-code_transformers/test/resolver_test: Skip # Issue 17908
 
 [ $compiler == dart2js ]
 collection/test/equality_test/01: Fail # Issue 1533
 collection/test/equality_test/02: Fail # Issue 1533
 collection/test/equality_test/03: Fail # Issue 1533
 collection/test/equality_test/04: Fail # Issue 1533
 collection/test/equality_test/05: Fail # Issue 1533
 collection/test/equality_test/none: Pass, Fail # Issue 14348
-docgen/test/multi_library_test: Slow, Pass # issue 17060
+docgen/test/*: Skip # Far too slow
 third_party/angular_tests/browser_test: Pass, Slow # Large dart2js compile time
 typed_data/test/typed_buffers_test/01: Fail # Not supporting Int64List, Uint64List.
 
 [ $compiler == dart2js && $checked ]
 crypto/test/base64_test: Slow, Pass
 
 [ $compiler == dart2js && $checked && $runtime == ie9 ]
 crypto/test/base64_test: Timeout # Issue 12486
 collection/test/priority_queue_test: Pass, Slow # Issue 16426
 serialization/test/serialization_test: Skip
 
 [ $runtime == jsshell ]
 analyzer/test/generated/element_test: Pass, Slow # Issue 16473
-docgen/test/typedef_test: Slow, Pass # issue 17060
 
 [ $runtime == d8 || $runtime == jsshell ]
 stack_trace/test/chain_test: Fail # Issues 15171 and 15105
 stack_trace/test/vm_test: RuntimeError, OK # VM-specific traces
 unittest/test/missing_tick_test: Fail # Timer interface not supported: dartbug.com/7728.
 
 [ $runtime == jsshell ]
 async/test/stream_zip_test: RuntimeError, OK # Timers are not supported.
 scheduled_test/test/unittest_compatibility_test: RuntimeError # Issue 7728
 unittest/test/unittest_nested_groups_setup_teardown_test: RuntimeError # http://dartbug.com/10109
@@ skipping 106 matching lines @@
 
 [ $compiler == dart2js && $browser ]
 stack_trace/test/vm_test: Fail, OK # VM-specific traces
 stack_trace/test/chain_test: Fail # Issues 15171 and 15105
 crypto/test/sha256_test: Slow, Pass
 crypto/test/sha1_test: Slow, Pass
 polymer/example/component: Fail # Issue 13198
 polymer/test/mirror_loader_test: Skip # tests development only behavior
 
 [ $compiler == dart2js && $runtime == chromeOnAndroid ]
-docgen/test/single_library_test: Fail # TODO(kasperl): Please triage.
 intl/test/date_time_format_http_request_test: Fail # TODO(kasperl): Please triage.
 
 [ $browser ]
 analysis_server/test/*: Skip # Uses dart:io.
 analyzer/test/error_test: Fail, OK # Uses dart:io.
 analyzer/test/generated/ast_test: Fail, OK # Uses dart:io.
 analyzer/test/generated/element_test: Fail, OK # Uses dart:io.
 analyzer/test/generated/element_test: Fail, OK # Uses dart:io.
 analyzer/test/generated/parser_test: Fail, OK # Uses dart:io.
 analyzer/test/generated/resolver_test: Fail, OK # Uses dart:io.
@@ skipping 145 matching lines @@
 third_party/angular_tests/browser_test/core/scope: Skip # Requires checked mode.
 third_party/angular_tests/browser_test/core/zone: Skip # Requires checked mode.
 third_party/angular_tests/browser_test/directive/ng_repeat: Skip # Issue 17152
 third_party/angular_tests/browser_test/change_detection/dirty_checking_change_detector: Skip # Issue 17152
 
 [ $use_repository_packages ]
 analyzer/test/*: PubGetError
 
 [ $runtime == ie9 ]
 polymer: Pass, Fail, Timeout # Issue 16717