| // 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 yaml.test; |
| |
| import 'package:unittest/unittest.dart'; |
| import 'package:yaml/yaml.dart'; |
| |
| import 'utils.dart'; |
| |
| main() { |
| var infinity = double.parse("Infinity"); |
| var nan = double.parse("NaN"); |
| |
| group('has a friendly error message for', () { |
| var tabError = predicate((e) => |
| e.toString().contains('Tab characters are not allowed as indentation')); |
| |
| test('using a tab as indentation', () { |
| expect(() => loadYaml('foo:\n\tbar'), |
| throwsA(tabError)); |
| }); |
| |
| test('using a tab not as indentation', () { |
| expect(() => loadYaml(''' |
| "foo |
| \tbar" |
| error'''), |
| throwsA(isNot(tabError))); |
| }); |
| }); |
| |
| group("refuses documents that declare version", () { |
| test("1.0", () { |
| expectYamlFails(""" |
| %YAML 1.0 |
| --- text |
| """); |
| }); |
| |
| test("1.3", () { |
| expectYamlFails(""" |
| %YAML 1.3 |
| --- text |
| """); |
| }); |
| |
| test("2.0", () { |
| expectYamlFails(""" |
| %YAML 2.0 |
| --- text |
| """); |
| }); |
| }); |
| |
| // The following tests are all taken directly from the YAML spec |
| // (http://www.yaml.org/spec/1.2/spec.html). Most of them are code examples |
| // that are directly included in the spec, but additional tests are derived |
| // from the prose. |
| |
| // A few examples from the spec are deliberately excluded, because they test |
| // features that this implementation doesn't intend to support (character |
| // encoding detection and user-defined tags). More tests are commented out, |
| // because they're intended to be supported but not yet implemented. |
| |
| // Chapter 2 is just a preview of various Yaml documents. It's probably not |
| // necessary to test its examples, but it would be nice to test everything in |
| // the spec. |
| group('2.1: Collections', () { |
| test('[Example 2.1]', () { |
| expectYamlLoads(["Mark McGwire", "Sammy Sosa", "Ken Griffey"], |
| """ |
| - Mark McGwire |
| - Sammy Sosa |
| - Ken Griffey"""); |
| }); |
| |
| test('[Example 2.2]', () { |
| expectYamlLoads({"hr": 65, "avg": 0.278, "rbi": 147}, |
| """ |
| hr: 65 # Home runs |
| avg: 0.278 # Batting average |
| rbi: 147 # Runs Batted In"""); |
| }); |
| |
| test('[Example 2.3]', () { |
| expectYamlLoads({ |
| "american": ["Boston Red Sox", "Detroit Tigers", "New York Yankees"], |
| "national": ["New York Mets", "Chicago Cubs", "Atlanta Braves"], |
| }, |
| """ |
| american: |
| - Boston Red Sox |
| - Detroit Tigers |
| - New York Yankees |
| national: |
| - New York Mets |
| - Chicago Cubs |
| - Atlanta Braves"""); |
| }); |
| |
| test('[Example 2.4]', () { |
| expectYamlLoads([ |
| {"name": "Mark McGwire", "hr": 65, "avg": 0.278}, |
| {"name": "Sammy Sosa", "hr": 63, "avg": 0.288}, |
| ], |
| """ |
| - |
| name: Mark McGwire |
| hr: 65 |
| avg: 0.278 |
| - |
| name: Sammy Sosa |
| hr: 63 |
| avg: 0.288"""); |
| }); |
| |
| test('[Example 2.5]', () { |
| expectYamlLoads([ |
| ["name", "hr", "avg"], |
| ["Mark McGwire", 65, 0.278], |
| ["Sammy Sosa", 63, 0.288] |
| ], |
| """ |
| - [name , hr, avg ] |
| - [Mark McGwire, 65, 0.278] |
| - [Sammy Sosa , 63, 0.288]"""); |
| }); |
| |
| test('[Example 2.6]', () { |
| expectYamlLoads({ |
| "Mark McGwire": {"hr": 65, "avg": 0.278}, |
| "Sammy Sosa": {"hr": 63, "avg": 0.288} |
| }, |
| """ |
| Mark McGwire: {hr: 65, avg: 0.278} |
| Sammy Sosa: { |
| hr: 63, |
| avg: 0.288 |
| }"""); |
| }); |
| }); |
| |
| group('2.2: Structures', () { |
| test('[Example 2.7]', () { |
| expectYamlStreamLoads([ |
| ["Mark McGwire", "Sammy Sosa", "Ken Griffey"], |
| ["Chicago Cubs", "St Louis Cardinals"] |
| ], |
| """ |
| # Ranking of 1998 home runs |
| --- |
| - Mark McGwire |
| - Sammy Sosa |
| - Ken Griffey |
| |
| # Team ranking |
| --- |
| - Chicago Cubs |
| - St Louis Cardinals"""); |
| }); |
| |
| test('[Example 2.8]', () { |
| expectYamlStreamLoads([ |
| {"time": "20:03:20", "player": "Sammy Sosa", "action": "strike (miss)"}, |
| {"time": "20:03:47", "player": "Sammy Sosa", "action": "grand slam"}, |
| ], |
| """ |
| --- |
| time: 20:03:20 |
| player: Sammy Sosa |
| action: strike (miss) |
| ... |
| --- |
| time: 20:03:47 |
| player: Sammy Sosa |
| action: grand slam |
| ..."""); |
| }); |
| |
| test('[Example 2.9]', () { |
| expectYamlLoads({ |
| "hr": ["Mark McGwire", "Sammy Sosa"], |
| "rbi": ["Sammy Sosa", "Ken Griffey"] |
| }, |
| """ |
| --- |
| hr: # 1998 hr ranking |
| - Mark McGwire |
| - Sammy Sosa |
| rbi: |
| # 1998 rbi ranking |
| - Sammy Sosa |
| - Ken Griffey"""); |
| }); |
| |
| test('[Example 2.10]', () { |
| expectYamlLoads({ |
| "hr": ["Mark McGwire", "Sammy Sosa"], |
| "rbi": ["Sammy Sosa", "Ken Griffey"] |
| }, |
| """ |
| --- |
| hr: |
| - Mark McGwire |
| # Following node labeled SS |
| - &SS Sammy Sosa |
| rbi: |
| - *SS # Subsequent occurrence |
| - Ken Griffey"""); |
| }); |
| |
| test('[Example 2.11]', () { |
| var doc = deepEqualsMap(); |
| doc[["Detroit Tigers", "Chicago cubs"]] = ["2001-07-23"]; |
| doc[["New York Yankees", "Atlanta Braves"]] = |
| ["2001-07-02", "2001-08-12", "2001-08-14"]; |
| expectYamlLoads(doc, |
| """ |
| ? - Detroit Tigers |
| - Chicago cubs |
| : |
| - 2001-07-23 |
| |
| ? [ New York Yankees, |
| Atlanta Braves ] |
| : [ 2001-07-02, 2001-08-12, |
| 2001-08-14 ]"""); |
| }); |
| |
| test('[Example 2.12]', () { |
| expectYamlLoads([ |
| {"item": "Super Hoop", "quantity": 1}, |
| {"item": "Basketball", "quantity": 4}, |
| {"item": "Big Shoes", "quantity": 1}, |
| ], |
| """ |
| --- |
| # Products purchased |
| - item : Super Hoop |
| quantity: 1 |
| - item : Basketball |
| quantity: 4 |
| - item : Big Shoes |
| quantity: 1"""); |
| }); |
| }); |
| |
| group('2.3: Scalars', () { |
| test('[Example 2.13]', () { |
| expectYamlLoads( |
| cleanUpLiteral( |
| """ |
| \\//||\\/|| |
| // || ||__"""), |
| """ |
| # ASCII Art |
| --- | |
| \\//||\\/|| |
| // || ||__"""); |
| }); |
| |
| test('[Example 2.14]', () { |
| expectYamlLoads("Mark McGwire's year was crippled by a knee injury.", |
| """ |
| --- > |
| Mark McGwire's |
| year was crippled |
| by a knee injury."""); |
| }); |
| |
| test('[Example 2.15]', () { |
| expectYamlLoads( |
| cleanUpLiteral( |
| """ |
| Sammy Sosa completed another fine season with great stats. |
| |
| 63 Home Runs |
| 0.288 Batting Average |
| |
| What a year!"""), |
| """ |
| > |
| Sammy Sosa completed another |
| fine season with great stats. |
| |
| 63 Home Runs |
| 0.288 Batting Average |
| |
| What a year!"""); |
| }); |
| |
| test('[Example 2.16]', () { |
| expectYamlLoads({ |
| "name": "Mark McGwire", |
| "accomplishment": "Mark set a major league home run record in 1998.\n", |
| "stats": "65 Home Runs\n0.278 Batting Average" |
| }, |
| """ |
| name: Mark McGwire |
| accomplishment: > |
| Mark set a major league |
| home run record in 1998. |
| stats: | |
| 65 Home Runs |
| 0.278 Batting Average"""); |
| }); |
| |
| test('[Example 2.17]', () { |
| expectYamlLoads({ |
| "unicode": "Sosa did fine.\u263A", |
| "control": "\b1998\t1999\t2000\n", |
| "hex esc": "\r\n is \r\n", |
| "single": '"Howdy!" he cried.', |
| "quoted": " # Not a 'comment'.", |
| "tie-fighter": "|\\-*-/|" |
| }, |
| """ |
| unicode: "Sosa did fine.\\u263A" |
| control: "\\b1998\\t1999\\t2000\\n" |
| hex esc: "\\x0d\\x0a is \\r\\n" |
| |
| single: '"Howdy!" he cried.' |
| quoted: ' # Not a ''comment''.' |
| tie-fighter: '|\\-*-/|'"""); |
| }); |
| |
| test('[Example 2.18]', () { |
| expectYamlLoads({ |
| "plain": "This unquoted scalar spans many lines.", |
| "quoted": "So does this quoted scalar.\n" |
| }, |
| ''' |
| plain: |
| This unquoted scalar |
| spans many lines. |
| |
| quoted: "So does this |
| quoted scalar.\\n"'''); |
| }); |
| }); |
| |
| group('2.4: Tags', () { |
| test('[Example 2.19]', () { |
| expectYamlLoads({ |
| "canonical": 12345, |
| "decimal": 12345, |
| "octal": 12, |
| "hexadecimal": 12 |
| }, |
| """ |
| canonical: 12345 |
| decimal: +12345 |
| octal: 0o14 |
| hexadecimal: 0xC"""); |
| }); |
| |
| test('[Example 2.20]', () { |
| expectYamlLoads({ |
| "canonical": 1230.15, |
| "exponential": 1230.15, |
| "fixed": 1230.15, |
| "negative infinity": -infinity, |
| "not a number": nan |
| }, |
| """ |
| canonical: 1.23015e+3 |
| exponential: 12.3015e+02 |
| fixed: 1230.15 |
| negative infinity: -.inf |
| not a number: .NaN"""); |
| }); |
| |
| test('[Example 2.21]', () { |
| var doc = deepEqualsMap({ |
| "booleans": [true, false], |
| "string": "012345" |
| }); |
| doc[null] = null; |
| expectYamlLoads(doc, |
| """ |
| null: |
| booleans: [ true, false ] |
| string: '012345'"""); |
| }); |
| |
| // Examples 2.22 through 2.26 test custom tag URIs, which this |
| // implementation currently doesn't plan to support. |
| }); |
| |
| group('2.5 Full Length Example', () { |
| // Example 2.27 tests custom tag URIs, which this implementation currently |
| // doesn't plan to support. |
| |
| test('[Example 2.28]', () { |
| expectYamlStreamLoads([ |
| { |
| "Time": "2001-11-23 15:01:42 -5", |
| "User": "ed", |
| "Warning": "This is an error message for the log file" |
| }, |
| { |
| "Time": "2001-11-23 15:02:31 -5", |
| "User": "ed", |
| "Warning": "A slightly different error message." |
| }, |
| { |
| "DateTime": "2001-11-23 15:03:17 -5", |
| "User": "ed", |
| "Fatal": 'Unknown variable "bar"', |
| "Stack": [ |
| { |
| "file": "TopClass.py", |
| "line": 23, |
| "code": 'x = MoreObject("345\\n")\n' |
| }, |
| {"file": "MoreClass.py", "line": 58, "code": "foo = bar"} |
| ] |
| } |
| ], |
| """ |
| --- |
| Time: 2001-11-23 15:01:42 -5 |
| User: ed |
| Warning: |
| This is an error message |
| for the log file |
| --- |
| Time: 2001-11-23 15:02:31 -5 |
| User: ed |
| Warning: |
| A slightly different error |
| message. |
| --- |
| DateTime: 2001-11-23 15:03:17 -5 |
| User: ed |
| Fatal: |
| Unknown variable "bar" |
| Stack: |
| - file: TopClass.py |
| line: 23 |
| code: | |
| x = MoreObject("345\\n") |
| - file: MoreClass.py |
| line: 58 |
| code: |- |
| foo = bar"""); |
| }); |
| }); |
| |
| // Chapter 3 just talks about the structure of loading and dumping Yaml. |
| // Chapter 4 explains conventions used in the spec. |
| |
| // Chapter 5: Characters |
| group('5.1: Character Set', () { |
| expectAllowsCharacter(int charCode) { |
| var char = new String.fromCharCodes([charCode]); |
| expectYamlLoads('The character "$char" is allowed', |
| 'The character "$char" is allowed'); |
| } |
| |
| expectAllowsQuotedCharacter(int charCode) { |
| var char = new String.fromCharCodes([charCode]); |
| expectYamlLoads("The character '$char' is allowed", |
| '"The character \'$char\' is allowed"'); |
| } |
| |
| expectDisallowsCharacter(int charCode) { |
| var char = new String.fromCharCodes([charCode]); |
| expectYamlFails('The character "$char" is disallowed'); |
| } |
| |
| test("doesn't include C0 control characters", () { |
| expectDisallowsCharacter(0x0); |
| expectDisallowsCharacter(0x8); |
| expectDisallowsCharacter(0x1F); |
| }); |
| |
| test("includes TAB", () => expectAllowsCharacter(0x9)); |
| test("doesn't include DEL", () => expectDisallowsCharacter(0x7F)); |
| |
| test("doesn't include C1 control characters", () { |
| expectDisallowsCharacter(0x80); |
| expectDisallowsCharacter(0x8A); |
| expectDisallowsCharacter(0x9F); |
| }); |
| |
| test("includes NEL", () => expectAllowsCharacter(0x85)); |
| |
| group("within quoted strings", () { |
| test("includes DEL", () => expectAllowsQuotedCharacter(0x7F)); |
| test("includes C1 control characters", () { |
| expectAllowsQuotedCharacter(0x80); |
| expectAllowsQuotedCharacter(0x8A); |
| expectAllowsQuotedCharacter(0x9F); |
| }); |
| }); |
| }); |
| |
| // Skipping section 5.2 (Character Encodings), since at the moment the module |
| // assumes that the client code is providing it with a string of the proper |
| // encoding. |
| |
| group('5.3: Indicator Characters', () { |
| test('[Example 5.3]', () { |
| expectYamlLoads({ |
| 'sequence': ['one', 'two'], |
| 'mapping': {'sky': 'blue', 'sea': 'green'} |
| }, |
| """ |
| sequence: |
| - one |
| - two |
| mapping: |
| ? sky |
| : blue |
| sea : green"""); |
| }); |
| |
| test('[Example 5.4]', () { |
| expectYamlLoads({ |
| 'sequence': ['one', 'two'], |
| 'mapping': {'sky': 'blue', 'sea': 'green'} |
| }, |
| """ |
| sequence: [ one, two, ] |
| mapping: { sky: blue, sea: green }"""); |
| }); |
| |
| test('[Example 5.5]', () => expectYamlLoads(null, "# Comment only.")); |
| |
| // Skipping 5.6 because it uses an undefined tag. |
| |
| test('[Example 5.7]', () { |
| expectYamlLoads({ |
| 'literal': "some\ntext\n", |
| 'folded': "some text\n" |
| }, |
| """ |
| literal: | |
| some |
| text |
| folded: > |
| some |
| text |
| """); |
| }); |
| |
| test('[Example 5.8]', () { |
| expectYamlLoads({ |
| 'single': "text", |
| 'double': "text" |
| }, |
| """ |
| single: 'text' |
| double: "text" |
| """); |
| }); |
| |
| test('[Example 5.9]', () { |
| expectYamlLoads("text", |
| """ |
| %YAML 1.2 |
| --- text"""); |
| }); |
| |
| test('[Example 5.10]', () { |
| expectYamlFails("commercial-at: @text"); |
| expectYamlFails("commercial-at: `text"); |
| }); |
| }); |
| |
| group('5.4: Line Break Characters', () { |
| group('include', () { |
| test('\\n', () => expectYamlLoads([1, 2], indentLiteral("- 1\n- 2"))); |
| test('\\r', () => expectYamlLoads([1, 2], "- 1\r- 2")); |
| }); |
| |
| group('do not include', () { |
| test('form feed', () => expectYamlFails("- 1\x0C- 2")); |
| test('NEL', () => expectYamlLoads(["1\x85- 2"], "- 1\x85- 2")); |
| test('0x2028', () => expectYamlLoads(["1\u2028- 2"], "- 1\u2028- 2")); |
| test('0x2029', () => expectYamlLoads(["1\u2029- 2"], "- 1\u2029- 2")); |
| }); |
| |
| group('in a scalar context must be normalized', () { |
| test("from \\r to \\n", () => |
| expectYamlLoads(["foo\nbar"], indentLiteral('- |\n foo\r bar'))); |
| test("from \\r\\n to \\n", () => |
| expectYamlLoads(["foo\nbar"], indentLiteral('- |\n foo\r\n bar'))); |
| }); |
| |
| test('[Example 5.11]', () { |
| expectYamlLoads( |
| cleanUpLiteral(""" |
| Line break (no glyph) |
| Line break (glyphed)"""), |
| """ |
| | |
| Line break (no glyph) |
| Line break (glyphed)"""); |
| }); |
| }); |
| |
| group('5.5: White Space Characters', () { |
| test('[Example 5.12]', () { |
| expectYamlLoads({ |
| "quoted": "Quoted \t", |
| "block": 'void main() {\n\tprintf("Hello, world!\\n");\n}\n' |
| }, |
| """ |
| # Tabs and spaces |
| quoted: "Quoted \t" |
| block:\t| |
| void main() { |
| \tprintf("Hello, world!\\n"); |
| } |
| """); |
| }); |
| }); |
| |
| group('5.7: Escaped Characters', () { |
| test('[Example 5.13]', () { |
| expectYamlLoads( |
| "Fun with \x5C " |
| "\x22 \x07 \x08 \x1B \x0C " |
| "\x0A \x0D \x09 \x0B \x00 " |
| "\x20 \xA0 \x85 \u2028 \u2029 " |
| "A A A", |
| ''' |
| "Fun with \\\\ |
| \\" \\a \\b \\e \\f \\ |
| \\n \\r \\t \\v \\0 \\ |
| \\ \\_ \\N \\L \\P \\ |
| \\x41 \\u0041 \\U00000041"'''); |
| }); |
| |
| test('[Example 5.14]', () { |
| expectYamlFails('Bad escape: "\\c"'); |
| expectYamlFails('Bad escape: "\\xq-"'); |
| }); |
| }); |
| |
| // Chapter 6: Basic Structures |
| group('6.1: Indentation Spaces', () { |
| test('may not include TAB characters', () { |
| expectYamlFails( |
| """ |
| - |
| \t- foo |
| \t- bar"""); |
| }); |
| |
| test('must be the same for all sibling nodes', () { |
| expectYamlFails( |
| """ |
| - |
| - foo |
| - bar"""); |
| }); |
| |
| test('may be different for the children of sibling nodes', () { |
| expectYamlLoads([["foo"], ["bar"]], |
| """ |
| - |
| - foo |
| - |
| - bar"""); |
| }); |
| |
| test('[Example 6.1]', () { |
| expectYamlLoads({ |
| "Not indented": { |
| "By one space": "By four\n spaces\n", |
| "Flow style": [ |
| "By two", |
| "Also by two", |
| "Still by two" |
| ] |
| } |
| }, |
| """ |
| # Leading comment line spaces are |
| # neither content nor indentation. |
| |
| Not indented: |
| By one space: | |
| By four |
| spaces |
| Flow style: [ # Leading spaces |
| By two, # in flow style |
| Also by two, # are neither |
| \tStill by two # content nor |
| ] # indentation."""); |
| }); |
| |
| test('[Example 6.2]', () { |
| expectYamlLoads({'a': ['b', ['c', 'd']]}, |
| """ |
| ? a |
| : -\tb |
| - -\tc |
| - d"""); |
| }); |
| }); |
| |
| group('6.2: Separation Spaces', () { |
| test('[Example 6.3]', () { |
| expectYamlLoads([{'foo': 'bar'}, ['baz', 'baz']], |
| """ |
| - foo:\t bar |
| - - baz |
| -\tbaz"""); |
| }); |
| }); |
| |
| group('6.3: Line Prefixes', () { |
| test('[Example 6.4]', () { |
| expectYamlLoads({ |
| "plain": "text lines", |
| "quoted": "text lines", |
| "block": "text\n \tlines\n" |
| }, |
| """ |
| plain: text |
| lines |
| quoted: "text |
| \tlines" |
| block: | |
| text |
| \tlines |
| """); |
| }); |
| }); |
| |
| group('6.4: Empty Lines', () { |
| test('[Example 6.5]', () { |
| expectYamlLoads({ |
| "Folding": "Empty line\nas a line feed", |
| "Chomping": "Clipped empty lines\n", |
| }, |
| """ |
| Folding: |
| "Empty line |
| \t |
| as a line feed" |
| Chomping: | |
| Clipped empty lines |
| """); |
| }); |
| }); |
| |
| group('6.5: Line Folding', () { |
| test('[Example 6.6]', () { |
| expectYamlLoads("trimmed\n\n\nas space", |
| """ |
| >- |
| trimmed |
| |
| |
| |
| as |
| space |
| """); |
| }); |
| |
| test('[Example 6.7]', () { |
| expectYamlLoads("foo \n\n\t bar\n\nbaz\n", |
| """ |
| > |
| foo |
| |
| \t bar |
| |
| baz |
| """); |
| }); |
| |
| test('[Example 6.8]', () { |
| expectYamlLoads(" foo\nbar\nbaz ", |
| ''' |
| " |
| foo |
| |
| \t bar |
| |
| baz |
| "'''); |
| }); |
| }); |
| |
| group('6.6: Comments', () { |
| test('must be separated from other tokens by white space characters', () { |
| expectYamlLoads("foo#bar", "foo#bar"); |
| expectYamlLoads("foo:#bar", "foo:#bar"); |
| expectYamlLoads("-#bar", "-#bar"); |
| }); |
| |
| test('[Example 6.9]', () { |
| expectYamlLoads({'key': 'value'}, |
| """ |
| key: # Comment |
| value"""); |
| }); |
| |
| group('outside of scalar content', () { |
| test('may appear on a line of their own', () { |
| expectYamlLoads([1, 2], |
| """ |
| - 1 |
| # Comment |
| - 2"""); |
| }); |
| |
| test('are independent of indentation level', () { |
| expectYamlLoads([[1, 2]], |
| """ |
| - |
| - 1 |
| # Comment |
| - 2"""); |
| }); |
| |
| test('include lines containing only white space characters', () { |
| expectYamlLoads([1, 2], |
| """ |
| - 1 |
| \t |
| - 2"""); |
| }); |
| }); |
| |
| group('within scalar content', () { |
| test('may not appear on a line of their own', () { |
| expectYamlLoads(["foo\n# not comment\nbar\n"], |
| """ |
| - | |
| foo |
| # not comment |
| bar |
| """); |
| }); |
| |
| test("don't include lines containing only white space characters", () { |
| expectYamlLoads(["foo\n \t \nbar\n"], |
| """ |
| - | |
| foo |
| \t |
| bar |
| """); |
| }); |
| }); |
| |
| test('[Example 6.10]', () { |
| expectYamlLoads(null, |
| """ |
| # Comment |
| |
| """); |
| }); |
| |
| test('[Example 6.11]', () { |
| expectYamlLoads({'key': 'value'}, |
| """ |
| key: # Comment |
| # lines |
| value |
| """); |
| }); |
| |
| group('ending a block scalar header', () { |
| test('may not be followed by additional comment lines', () { |
| expectYamlLoads(["# not comment\nfoo\n"], |
| """ |
| - | # comment |
| # not comment |
| foo |
| """); |
| }); |
| }); |
| }); |
| |
| group('6.7: Separation Lines', () { |
| test('may not be used within implicit keys', () { |
| expectYamlFails( |
| """ |
| [1, |
| 2]: 3"""); |
| }); |
| |
| test('[Example 6.12]', () { |
| var doc = deepEqualsMap(); |
| doc[{'first': 'Sammy', 'last': 'Sosa'}] = { |
| 'hr': 65, |
| 'avg': 0.278 |
| }; |
| expectYamlLoads(doc, |
| """ |
| { first: Sammy, last: Sosa }: |
| # Statistics: |
| hr: # Home runs |
| 65 |
| avg: # Average |
| 0.278"""); |
| }); |
| }); |
| |
| group('6.8: Directives', () { |
| // TODO(nweiz): assert that this produces a warning |
| test('[Example 6.13]', () { |
| expectYamlLoads("foo", |
| ''' |
| %FOO bar baz # Should be ignored |
| # with a warning. |
| --- "foo"'''); |
| }); |
| |
| // TODO(nweiz): assert that this produces a warning. |
| test('[Example 6.14]', () { |
| expectYamlLoads("foo", |
| ''' |
| %YAML 1.3 # Attempt parsing |
| # with a warning |
| --- |
| "foo"'''); |
| }); |
| |
| test('[Example 6.15]', () { |
| expectYamlFails( |
| """ |
| %YAML 1.2 |
| %YAML 1.1 |
| foo"""); |
| }); |
| |
| test('[Example 6.16]', () { |
| expectYamlLoads("foo", |
| ''' |
| %TAG !yaml! tag:yaml.org,2002: |
| --- |
| !yaml!str "foo"'''); |
| }); |
| |
| test('[Example 6.17]', () { |
| expectYamlFails( |
| """ |
| %TAG ! !foo |
| %TAG ! !foo |
| bar"""); |
| }); |
| |
| // Examples 6.18 through 6.22 test custom tag URIs, which this |
| // implementation currently doesn't plan to support. |
| }); |
| |
| group('6.9: Node Properties', () { |
| test('may be specified in any order', () { |
| expectYamlLoads(["foo", "bar"], |
| """ |
| - !!str &a1 foo |
| - &a2 !!str bar"""); |
| }); |
| |
| test('[Example 6.23]', () { |
| expectYamlLoads({ |
| "foo": "bar", |
| "baz": "foo" |
| }, |
| ''' |
| !!str &a1 "foo": |
| !!str bar |
| &a2 baz : *a1'''); |
| }); |
| |
| // Example 6.24 tests custom tag URIs, which this implementation currently |
| // doesn't plan to support. |
| |
| test('[Example 6.25]', () { |
| expectYamlFails("- !<!> foo"); |
| expectYamlFails("- !<\$:?> foo"); |
| }); |
| |
| // Examples 6.26 and 6.27 test custom tag URIs, which this implementation |
| // currently doesn't plan to support. |
| |
| test('[Example 6.28]', () { |
| expectYamlLoads(["12", 12, "12"], |
| ''' |
| # Assuming conventional resolution: |
| - "12" |
| - 12 |
| - ! 12'''); |
| }); |
| |
| test('[Example 6.29]', () { |
| expectYamlLoads({ |
| "First occurrence": "Value", |
| "Second occurrence": "Value" |
| }, |
| """ |
| First occurrence: &anchor Value |
| Second occurrence: *anchor"""); |
| }); |
| }); |
| |
| // Chapter 7: Flow Styles |
| group('7.1: Alias Nodes', () { |
| test("must not use an anchor that doesn't previously occur", () { |
| expectYamlFails( |
| """ |
| - *anchor |
| - &anchor foo"""); |
| }); |
| |
| test("don't have to exist for a given anchor node", () { |
| expectYamlLoads(["foo"], "- &anchor foo"); |
| }); |
| |
| group('must not specify', () { |
| test('tag properties', () => expectYamlFails( |
| """ |
| - &anchor foo |
| - !str *anchor""")); |
| |
| test('anchor properties', () => expectYamlFails( |
| """ |
| - &anchor foo |
| - &anchor2 *anchor""")); |
| |
| test('content', () => expectYamlFails( |
| """ |
| - &anchor foo |
| - *anchor bar""")); |
| }); |
| |
| test('must preserve structural equality', () { |
| var doc = loadYaml(cleanUpLiteral( |
| """ |
| anchor: &anchor [a, b, c] |
| alias: *anchor""")); |
| var anchorList = doc['anchor']; |
| var aliasList = doc['alias']; |
| expect(anchorList, same(aliasList)); |
| |
| doc = loadYaml(cleanUpLiteral( |
| """ |
| ? &anchor [a, b, c] |
| : ? *anchor |
| : bar""")); |
| anchorList = doc.keys.first; |
| aliasList = doc[['a', 'b', 'c']].keys.first; |
| expect(anchorList, same(aliasList)); |
| }); |
| |
| test('[Example 7.1]', () { |
| expectYamlLoads({ |
| "First occurrence": "Foo", |
| "Second occurrence": "Foo", |
| "Override anchor": "Bar", |
| "Reuse anchor": "Bar", |
| }, |
| """ |
| First occurrence: &anchor Foo |
| Second occurrence: *anchor |
| Override anchor: &anchor Bar |
| Reuse anchor: *anchor"""); |
| }); |
| }); |
| |
| group('7.2: Empty Nodes', () { |
| test('[Example 7.2]', () { |
| expectYamlLoads({ |
| "foo": "", |
| "": "bar" |
| }, |
| """ |
| { |
| foo : !!str, |
| !!str : bar, |
| }"""); |
| }); |
| |
| test('[Example 7.3]', () { |
| var doc = deepEqualsMap({"foo": null}); |
| doc[null] = "bar"; |
| expectYamlLoads(doc, |
| """ |
| { |
| ? foo :, |
| : bar, |
| }"""); |
| }); |
| }); |
| |
| group('7.3: Flow Scalar Styles', () { |
| test('[Example 7.4]', () { |
| expectYamlLoads({ |
| "implicit block key": [{"implicit flow key": "value"}] |
| }, |
| ''' |
| "implicit block key" : [ |
| "implicit flow key" : value, |
| ]'''); |
| }); |
| |
| test('[Example 7.5]', () { |
| expectYamlLoads( |
| "folded to a space,\nto a line feed, or \t \tnon-content", |
| ''' |
| "folded |
| to a space,\t |
| |
| to a line feed, or \t\\ |
| \\ \tnon-content"'''); |
| }); |
| |
| test('[Example 7.6]', () { |
| expectYamlLoads(" 1st non-empty\n2nd non-empty 3rd non-empty ", |
| ''' |
| " 1st non-empty |
| |
| 2nd non-empty |
| \t3rd non-empty "'''); |
| }); |
| |
| test('[Example 7.7]', () { |
| expectYamlLoads("here's to \"quotes\"", "'here''s to \"quotes\"'"); |
| }); |
| |
| test('[Example 7.8]', () { |
| expectYamlLoads({ |
| "implicit block key": [{"implicit flow key": "value"}] |
| }, |
| """ |
| 'implicit block key' : [ |
| 'implicit flow key' : value, |
| ]"""); |
| }); |
| |
| test('[Example 7.9]', () { |
| expectYamlLoads(" 1st non-empty\n2nd non-empty 3rd non-empty ", |
| """ |
| ' 1st non-empty |
| |
| 2nd non-empty |
| \t3rd non-empty '"""); |
| }); |
| |
| test('[Example 7.10]', () { |
| expectYamlLoads([ |
| "::vector", ": - ()", "Up, up, and away!", -123, |
| "http://example.com/foo#bar", |
| [ |
| "::vector", ": - ()", "Up, up, and away!", -123, |
| "http://example.com/foo#bar" |
| ] |
| ], |
| ''' |
| # Outside flow collection: |
| - ::vector |
| - ": - ()" |
| - Up, up, and away! |
| - -123 |
| - http://example.com/foo#bar |
| # Inside flow collection: |
| - [ ::vector, |
| ": - ()", |
| "Up, up, and away!", |
| -123, |
| http://example.com/foo#bar ]'''); |
| }); |
| |
| test('[Example 7.11]', () { |
| expectYamlLoads({ |
| "implicit block key": [{"implicit flow key": "value"}] |
| }, |
| """ |
| implicit block key : [ |
| implicit flow key : value, |
| ]"""); |
| }); |
| |
| test('[Example 7.12]', () { |
| expectYamlLoads("1st non-empty\n2nd non-empty 3rd non-empty", |
| """ |
| 1st non-empty |
| |
| 2nd non-empty |
| \t3rd non-empty"""); |
| }); |
| }); |
| |
| group('7.4: Flow Collection Styles', () { |
| test('[Example 7.13]', () { |
| expectYamlLoads([ |
| ['one', 'two'], |
| ['three', 'four'] |
| ], |
| """ |
| - [ one, two, ] |
| - [three ,four]"""); |
| }); |
| |
| test('[Example 7.14]', () { |
| expectYamlLoads([ |
| "double quoted", "single quoted", "plain text", ["nested"], |
| {"single": "pair"} |
| ], |
| """ |
| [ |
| "double |
| quoted", 'single |
| quoted', |
| plain |
| text, [ nested ], |
| single: pair, |
| ]"""); |
| }); |
| |
| test('[Example 7.15]', () { |
| expectYamlLoads([ |
| {"one": "two", "three": "four"}, |
| {"five": "six", "seven": "eight"}, |
| ], |
| """ |
| - { one : two , three: four , } |
| - {five: six,seven : eight}"""); |
| }); |
| |
| test('[Example 7.16]', () { |
| var doc = deepEqualsMap({ |
| "explicit": "entry", |
| "implicit": "entry" |
| }); |
| doc[null] = null; |
| expectYamlLoads(doc, |
| """ |
| { |
| ? explicit: entry, |
| implicit: entry, |
| ? |
| }"""); |
| }); |
| |
| test('[Example 7.17]', () { |
| var doc = deepEqualsMap({ |
| "unquoted": "separate", |
| "http://foo.com": null, |
| "omitted value": null |
| }); |
| doc[null] = "omitted key"; |
| expectYamlLoads(doc, |
| ''' |
| { |
| unquoted : "separate", |
| http://foo.com, |
| omitted value:, |
| : omitted key, |
| }'''); |
| }); |
| |
| test('[Example 7.18]', () { |
| expectYamlLoads({ |
| "adjacent": "value", |
| "readable": "value", |
| "empty": null |
| }, |
| ''' |
| { |
| "adjacent":value, |
| "readable": value, |
| "empty": |
| }'''); |
| }); |
| |
| test('[Example 7.19]', () { |
| expectYamlLoads([{"foo": "bar"}], |
| """ |
| [ |
| foo: bar |
| ]"""); |
| }); |
| |
| test('[Example 7.20]', () { |
| expectYamlLoads([{"foo bar": "baz"}], |
| """ |
| [ |
| ? foo |
| bar : baz |
| ]"""); |
| }); |
| |
| test('[Example 7.21]', () { |
| var el1 = deepEqualsMap(); |
| el1[null] = "empty key entry"; |
| |
| var el2 = deepEqualsMap(); |
| el2[{"JSON": "like"}] = "adjacent"; |
| |
| expectYamlLoads([[{"YAML": "separate"}], [el1], [el2]], |
| """ |
| - [ YAML : separate ] |
| - [ : empty key entry ] |
| - [ {JSON: like}:adjacent ]"""); |
| }); |
| |
| // TODO(nweiz): enable this when we throw an error for long or multiline |
| // keys. |
| // test('[Example 7.22]', () { |
| // expectYamlFails( |
| // """ |
| // [ foo |
| // bar: invalid ]"""); |
| // |
| // var dotList = new List.filled(1024, ' '); |
| // var dots = dotList.join(); |
| // expectYamlFails('[ "foo...$dots...bar": invalid ]'); |
| // }); |
| }); |
| |
| group('7.5: Flow Nodes', () { |
| test('[Example 7.23]', () { |
| expectYamlLoads([["a", "b"], {"a": "b"}, "a", "b", "c"], |
| """ |
| - [ a, b ] |
| - { a: b } |
| - "a" |
| - 'b' |
| - c"""); |
| }); |
| |
| test('[Example 7.24]', () { |
| expectYamlLoads(["a", "b", "c", "c", ""], |
| """ |
| - !!str "a" |
| - 'b' |
| - &anchor "c" |
| - *anchor |
| - !!str"""); |
| }); |
| }); |
| |
| // Chapter 8: Block Styles |
| group('8.1: Block Scalar Styles', () { |
| test('[Example 8.1]', () { |
| expectYamlLoads(["literal\n", " folded\n", "keep\n\n", " strip"], |
| """ |
| - | # Empty header |
| literal |
| - >1 # Indentation indicator |
| folded |
| - |+ # Chomping indicator |
| keep |
| |
| - >1- # Both indicators |
| strip"""); |
| }); |
| |
| test('[Example 8.2]', () { |
| // Note: in the spec, the fourth element in this array is listed as |
| // "\t detected\n", not "\t\ndetected\n". However, I'm reasonably |
| // confident that "\t\ndetected\n" is correct when parsed according to the |
| // rest of the spec. |
| expectYamlLoads([ |
| "detected\n", |
| "\n\n# detected\n", |
| " explicit\n", |
| "\t\ndetected\n" |
| ], |
| """ |
| - | |
| detected |
| - > |
| |
| |
| # detected |
| - |1 |
| explicit |
| - > |
| \t |
| detected |
| """); |
| }); |
| |
| test('[Example 8.3]', () { |
| expectYamlFails( |
| """ |
| - | |
| |
| text"""); |
| |
| expectYamlFails( |
| """ |
| - > |
| text |
| text"""); |
| |
| expectYamlFails( |
| """ |
| - |2 |
| text"""); |
| }); |
| |
| test('[Example 8.4]', () { |
| expectYamlLoads({"strip": "text", "clip": "text\n", "keep": "text\n"}, |
| """ |
| strip: |- |
| text |
| clip: | |
| text |
| keep: |+ |
| text |
| """); |
| }); |
| |
| test('[Example 8.5]', () { |
| // This example in the spec only includes a single newline in the "keep" |
| // value, but as far as I can tell that's not how it's supposed to be |
| // parsed according to the rest of the spec. |
| expectYamlLoads({ |
| "strip": "# text", |
| "clip": "# text\n", |
| "keep": "# text\n\n" |
| }, |
| """ |
| # Strip |
| # Comments: |
| strip: |- |
| # text |
| |
| # Clip |
| # comments: |
| |
| clip: | |
| # text |
| |
| # Keep |
| # comments: |
| |
| keep: |+ |
| # text |
| |
| # Trail |
| # comments. |
| """); |
| }); |
| |
| test('[Example 8.6]', () { |
| expectYamlLoads({"strip": "", "clip": "", "keep": "\n"}, |
| """ |
| strip: >- |
| |
| clip: > |
| |
| keep: |+ |
| |
| """); |
| }); |
| |
| test('[Example 8.7]', () { |
| expectYamlLoads("literal\n\ttext\n", |
| """ |
| | |
| literal |
| \ttext |
| """); |
| }); |
| |
| test('[Example 8.8]', () { |
| expectYamlLoads("\n\nliteral\n \n\ntext\n", |
| """ |
| | |
| |
| |
| literal |
| |
| |
| text |
| |
| # Comment"""); |
| }); |
| |
| test('[Example 8.9]', () { |
| expectYamlLoads("folded text\n", |
| """ |
| > |
| folded |
| text |
| """); |
| }); |
| |
| test('[Example 8.10]', () { |
| expectYamlLoads( |
| cleanUpLiteral(""" |
| |
| folded line |
| next line |
| * bullet |
| |
| * list |
| * lines |
| |
| last line |
| """), |
| """ |
| > |
| |
| folded |
| line |
| |
| next |
| line |
| * bullet |
| |
| * list |
| * lines |
| |
| last |
| line |
| |
| # Comment"""); |
| }); |
| |
| // Examples 8.11 through 8.13 are duplicates of 8.10. |
| }); |
| |
| group('8.2: Block Collection Styles', () { |
| test('[Example 8.14]', () { |
| expectYamlLoads({"block sequence": ["one", {"two": "three"}]}, |
| """ |
| block sequence: |
| - one |
| - two : three"""); |
| }); |
| |
| test('[Example 8.15]', () { |
| expectYamlLoads([ |
| null, "block node\n", ["one", "two"], {"one": "two"} |
| ], |
| """ |
| - # Empty |
| - | |
| block node |
| - - one # Compact |
| - two # sequence |
| - one: two # Compact mapping"""); |
| }); |
| |
| test('[Example 8.16]', () { |
| expectYamlLoads({"block mapping": {"key": "value"}}, |
| """ |
| block mapping: |
| key: value"""); |
| }); |
| |
| test('[Example 8.17]', () { |
| expectYamlLoads({ |
| "explicit key": null, |
| "block key\n": ["one", "two"] |
| }, |
| """ |
| ? explicit key # Empty value |
| ? | |
| block key |
| : - one # Explicit compact |
| - two # block value"""); |
| }); |
| |
| test('[Example 8.18]', () { |
| var doc = deepEqualsMap({ |
| 'plain key': 'in-line value', |
| "quoted key": ["entry"] |
| }); |
| doc[null] = null; |
| expectYamlLoads(doc, |
| ''' |
| plain key: in-line value |
| : # Both empty |
| "quoted key": |
| - entry'''); |
| }); |
| |
| test('[Example 8.19]', () { |
| var el = deepEqualsMap(); |
| el[{'earth': 'blue'}] = {'moon': 'white'}; |
| expectYamlLoads([{'sun': 'yellow'}, el], |
| """ |
| - sun: yellow |
| - ? earth: blue |
| : moon: white"""); |
| }); |
| |
| test('[Example 8.20]', () { |
| expectYamlLoads(["flow in block", "Block scalar\n", {"foo": "bar"}], |
| ''' |
| - |
| "flow in block" |
| - > |
| Block scalar |
| - !!map # Block collection |
| foo : bar'''); |
| }); |
| |
| test('[Example 8.21]', () { |
| // The spec doesn't include a newline after "value" in the parsed map, but |
| // the block scalar is clipped so it should be retained. |
| expectYamlLoads({"literal": "value\n", "folded": "value"}, |
| """ |
| literal: |2 |
| value |
| folded: |
| !!str |
| >1 |
| value"""); |
| }); |
| |
| test('[Example 8.22]', () { |
| expectYamlLoads({ |
| "sequence": ["entry", ["nested"]], |
| "mapping": {"foo": "bar"} |
| }, |
| """ |
| sequence: !!seq |
| - entry |
| - !!seq |
| - nested |
| mapping: !!map |
| foo: bar"""); |
| }); |
| }); |
| |
| // Chapter 9: YAML Character Stream |
| group('9.1: Documents', () { |
| // Example 9.1 tests the use of a BOM, which this implementation currently |
| // doesn't plan to support. |
| |
| test('[Example 9.2]', () { |
| expectYamlLoads("Document", |
| """ |
| %YAML 1.2 |
| --- |
| Document |
| ... # Suffix"""); |
| }); |
| |
| test('[Example 9.3]', () { |
| // The spec example indicates that the comment after "%!PS-Adobe-2.0" |
| // should be stripped, which would imply that that line is not part of the |
| // literal defined by the "|". The rest of the spec is ambiguous on this |
| // point; the allowable indentation for non-indented literal content is |
| // not clearly explained. However, if both the "|" and the text were |
| // indented the same amount, the text would be part of the literal, which |
| // implies that the spec's parse of this document is incorrect. |
| expectYamlStreamLoads( |
| ["Bare document", "%!PS-Adobe-2.0 # Not the first line\n"], |
| """ |
| Bare |
| document |
| ... |
| # No document |
| ... |
| | |
| %!PS-Adobe-2.0 # Not the first line |
| """); |
| }); |
| |
| test('[Example 9.4]', () { |
| expectYamlStreamLoads([{"matches %": 20}, null], |
| """ |
| --- |
| { matches |
| % : 20 } |
| ... |
| --- |
| # Empty |
| ..."""); |
| }); |
| |
| test('[Example 9.5]', () { |
| // The spec doesn't have a space between the second |
| // "YAML" and "1.2", but this seems to be a typo. |
| expectYamlStreamLoads(["%!PS-Adobe-2.0\n", null], |
| """ |
| %YAML 1.2 |
| --- | |
| %!PS-Adobe-2.0 |
| ... |
| %YAML 1.2 |
| --- |
| # Empty |
| ..."""); |
| }); |
| |
| test('[Example 9.6]', () { |
| expectYamlStreamLoads(["Document", null, {"matches %": 20}], |
| """ |
| Document |
| --- |
| # Empty |
| ... |
| %YAML 1.2 |
| --- |
| matches %: 20"""); |
| }); |
| }); |
| |
| // Chapter 10: Recommended Schemas |
| group('10.1: Failsafe Schema', () { |
| test('[Example 10.1]', () { |
| expectYamlLoads({ |
| "Block style": { |
| "Clark": "Evans", |
| "Ingy": "döt Net", |
| "Oren": "Ben-Kiki" |
| }, |
| "Flow style": { |
| "Clark": "Evans", |
| "Ingy": "döt Net", |
| "Oren": "Ben-Kiki" |
| } |
| }, |
| """ |
| Block style: !!map |
| Clark : Evans |
| Ingy : döt Net |
| Oren : Ben-Kiki |
| |
| Flow style: !!map { Clark: Evans, Ingy: döt Net, Oren: Ben-Kiki }"""); |
| }); |
| |
| test('[Example 10.2]', () { |
| expectYamlLoads({ |
| "Block style": ["Clark Evans", "Ingy döt Net", "Oren Ben-Kiki"], |
| "Flow style": ["Clark Evans", "Ingy döt Net", "Oren Ben-Kiki"] |
| }, |
| """ |
| Block style: !!seq |
| - Clark Evans |
| - Ingy döt Net |
| - Oren Ben-Kiki |
| |
| Flow style: !!seq [ Clark Evans, Ingy döt Net, Oren Ben-Kiki ]"""); |
| }); |
| |
| test('[Example 10.3]', () { |
| expectYamlLoads({ |
| "Block style": "String: just a theory.", |
| "Flow style": "String: just a theory." |
| }, |
| ''' |
| Block style: !!str |- |
| String: just a theory. |
| |
| Flow style: !!str "String: just a theory."'''); |
| }); |
| }); |
| |
| group('10.2: JSON Schema', () { |
| // test('[Example 10.4]', () { |
| // var doc = deepEqualsMap({"key with null value": null}); |
| // doc[null] = "value for null key"; |
| // expectYamlStreamLoads(doc, |
| // """ |
| // !!null null: value for null key |
| // key with null value: !!null null"""); |
| // }); |
| |
| // test('[Example 10.5]', () { |
| // expectYamlStreamLoads({ |
| // "YAML is a superset of JSON": true, |
| // "Pluto is a planet": false |
| // }, |
| // """ |
| // YAML is a superset of JSON: !!bool true |
| // Pluto is a planet: !!bool false"""); |
| // }); |
| |
| // test('[Example 10.6]', () { |
| // expectYamlStreamLoads({ |
| // "negative": -12, |
| // "zero": 0, |
| // "positive": 34 |
| // }, |
| // """ |
| // negative: !!int -12 |
| // zero: !!int 0 |
| // positive: !!int 34"""); |
| // }); |
| |
| // test('[Example 10.7]', () { |
| // expectYamlStreamLoads({ |
| // "negative": -1, |
| // "zero": 0, |
| // "positive": 23000, |
| // "infinity": infinity, |
| // "not a number": nan |
| // }, |
| // """ |
| // negative: !!float -1 |
| // zero: !!float 0 |
| // positive: !!float 2.3e4 |
| // infinity: !!float .inf |
| // not a number: !!float .nan"""); |
| // }); |
| |
| // test('[Example 10.8]', () { |
| // expectYamlStreamLoads({ |
| // "A null": null, |
| // "Booleans": [true, false], |
| // "Integers": [0, -0, 3, -19], |
| // "Floats": [0, 0, 12000, -200000], |
| // // Despite being invalid in the JSON schema, these values are valid in |
| // // the core schema which this implementation supports. |
| // "Invalid": [ true, null, 7, 0x3A, 12.3] |
| // }, |
| // """ |
| // A null: null |
| // Booleans: [ true, false ] |
| // Integers: [ 0, -0, 3, -19 ] |
| // Floats: [ 0., -0.0, 12e03, -2E+05 ] |
| // Invalid: [ True, Null, 0o7, 0x3A, +12.3 ]"""); |
| // }); |
| }); |
| |
| group('10.3: Core Schema', () { |
| test('[Example 10.9]', () { |
| expectYamlLoads({ |
| "A null": null, |
| "Also a null": null, |
| "Not a null": "", |
| "Booleans": [true, true, false, false], |
| "Integers": [0, 7, 0x3A, -19], |
| "Floats": [0, 0, 0.5, 12000, -200000], |
| "Also floats": [infinity, -infinity, infinity, nan] |
| }, |
| ''' |
| A null: null |
| Also a null: # Empty |
| Not a null: "" |
| Booleans: [ true, True, false, FALSE ] |
| Integers: [ 0, 0o7, 0x3A, -19 ] |
| Floats: [ 0., -0.0, .5, +12e03, -2E+05 ] |
| Also floats: [ .inf, -.Inf, +.INF, .NAN ]'''); |
| }); |
| }); |
| } |
