Module: GraphQL::Compatibility::QueryParserSpecification
- Defined in:
- lib/graphql/compatibility/query_parser_specification.rb,
lib/graphql/compatibility/query_parser_specification/query_assertions.rb,
lib/graphql/compatibility/query_parser_specification/parse_error_specification.rb
Overview
This asserts that a given parse function turns a string into the proper tree of {GraphQL{GraphQL::Language{GraphQL::Language::Nodes}.
Defined Under Namespace
Modules: ParseErrorSpecification, QueryAssertions
Constant Summary collapse
- QUERY_STRING =
%| query getStuff($someVar: Int = 1, $anotherVar: [String!] ) @skip(if: false) { myField: someField(someArg: $someVar, ok: 1.4) @skip(if: $anotherVar) @thing(or: "Whatever") anotherField(someArg: [1,2,3]) { nestedField ... moreNestedFields @skip(if: true) } ... on OtherType @include(unless: false){ field(arg: [{key: "value", anotherKey: 0.9, anotherAnotherKey: WHATEVER}]) anotherField } ... { id } } fragment moreNestedFields on NestedType @or(something: "ok") { anotherNestedField @enum(directive: true) } |
Class Method Summary collapse
-
.build_suite {|query_string| ... } ⇒ Class<Minitest::Test>
A test suite for this parse function.
Class Method Details
.build_suite {|query_string| ... } ⇒ Class<Minitest::Test>
Returns A test suite for this parse function.
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# File 'lib/graphql/compatibility/query_parser_specification.rb', line 13 def self.build_suite(&block) Class.new(Minitest::Test) do include QueryAssertions include ParseErrorSpecification @@parse_fn = block def parse(query_string) @@parse_fn.call(query_string) end def test_it_parses_queries document = parse(QUERY_STRING) query = document.definitions.first assert_valid_query(query) assert_valid_fragment(document.definitions.last) assert_valid_variable(query.variables.first) field = query.selections.first assert_valid_field(field) assert_valid_variable_argument(field.arguments.first) assert_valid_literal_argument(field.arguments.last) assert_valid_directive(field.directives.first) fragment_spread = query.selections[1].selections.last assert_valid_fragment_spread(fragment_spread) assert_valid_typed_inline_fragment(query.selections[2]) assert_valid_typeless_inline_fragment(query.selections[3]) end def test_it_parses_unnamed_queries document = parse("{ name, age, height }") operation = document.definitions.first assert_equal 1, document.definitions.length assert_equal "query", operation.operation_type assert_equal nil, operation.name assert_equal 3, operation.selections.length end def test_it_parses_the_introspection_query parse(GraphQL::Introspection::INTROSPECTION_QUERY) end def test_it_parses_inputs query_string = %| { field( int: 3, float: 4.7e-24, bool: false, string: "☀︎🏆 \\b \\f \\n \\r \\t \\" \u00b6 \\u00b6 / \\/", enum: ENUM_NAME, array: [7, 8, 9] object: {a: [1,2,3], b: {c: "4"}} unicode_bom: "\xef\xbb\xbfquery" keywordEnum: on nullValue: null nullValueInObject: {a: null, b: "b"} nullValueInArray: ["a", null, "b"] blockString: """ Hello, World """ ) } | document = parse(query_string) inputs = document.definitions.first.selections.first.arguments assert_equal 3, inputs[0].value, "Integers" assert_equal 0.47e-23, inputs[1].value, "Floats" assert_equal false, inputs[2].value, "Booleans" assert_equal %|☀︎🏆 \b \f \n \r \t " ¶ ¶ / /|, inputs[3].value, "Strings" assert_instance_of GraphQL::Language::Nodes::Enum, inputs[4].value assert_equal "ENUM_NAME", inputs[4].value.name, "Enums" assert_equal [7,8,9], inputs[5].value, "Lists" obj = inputs[6].value assert_equal "a", obj.arguments[0].name assert_equal [1,2,3], obj.arguments[0].value assert_equal "b", obj.arguments[1].name assert_equal "c", obj.arguments[1].value.arguments[0].name assert_equal "4", obj.arguments[1].value.arguments[0].value assert_equal %|\xef\xbb\xbfquery|, inputs[7].value, "Unicode BOM" assert_equal "on", inputs[8].value.name, "Enum value 'on'" assert_instance_of GraphQL::Language::Nodes::NullValue, inputs[9].value args = inputs[10].value.arguments assert_instance_of GraphQL::Language::Nodes::NullValue, args.find{ |arg| arg.name == 'a' }.value assert_equal 'b', args.find{ |arg| arg.name == 'b' }.value values = inputs[11].value assert_equal 'a', values[0] assert_instance_of GraphQL::Language::Nodes::NullValue, values[1] assert_equal 'b', values[2] block_str_value = inputs[12].value assert_equal "Hello,\n World", block_str_value end def test_it_doesnt_parse_nonsense_variables query_string_1 = "query Vars($var1) { cheese(id: $var1) { flavor } }" query_string_2 = "query Vars2($var1: Int = $var1) { cheese(id: $var1) { flavor } }" err_1 = assert_raises(GraphQL::ParseError) do parse(query_string_1) end assert_equal [1,17], [err_1.line, err_1.col] err_2 = assert_raises(GraphQL::ParseError) do parse(query_string_2) end assert_equal [1,26], [err_2.line, err_2.col] end def test_enum_value_definitions_have_a_position document = parse(""" enum Enum { VALUE } """) assert_equal [3, 17], document.definitions[0].values[0].position end def test_field_definitions_have_a_position document = parse(""" type A { field: String } """) assert_equal [3, 17], document.definitions[0].fields[0].position end def test_input_value_definitions_have_a_position document = parse(""" input A { field: String } """) assert_equal [3, 17], document.definitions[0].fields[0].position end def test_parses_when_there_are_no_interfaces schema = " type A { a: String } " document = parse(schema) assert_equal [], document.definitions[0].interfaces.map(&:name) end def test_parses_implements_with_leading_ampersand schema = " type A implements & B { a: String } " document = parse(schema) assert_equal ["B"], document.definitions[0].interfaces.map(&:name) assert_equal [2, 35], document.definitions[0].interfaces[0].position end def test_parses_implements_with_leading_ampersand_and_multiple_interfaces schema = " type A implements & B & C { a: String } " document = parse(schema) assert_equal ["B", "C"], document.definitions[0].interfaces.map(&:name) assert_equal [2, 35], document.definitions[0].interfaces[0].position assert_equal [2, 39], document.definitions[0].interfaces[1].position end def test_parses_implements_without_leading_ampersand schema = " type A implements B { a: String } " document = parse(schema) assert_equal ["B"], document.definitions[0].interfaces.map(&:name) assert_equal [2, 33], document.definitions[0].interfaces[0].position end def test_parses_implements_without_leading_ampersand_and_multiple_interfaces schema = " type A implements B & C { a: String } " document = parse(schema) assert_equal ["B", "C"], document.definitions[0].interfaces.map(&:name) assert_equal [2, 33], document.definitions[0].interfaces[0].position assert_equal [2, 37], document.definitions[0].interfaces[1].position end def test_supports_old_syntax_for_parsing_multiple_interfaces schema = " type A implements B, C { a: String } " document = parse(schema) assert_equal ["B", "C"], document.definitions[0].interfaces.map(&:name) assert_equal [2, 33], document.definitions[0].interfaces[0].position assert_equal [2, 36], document.definitions[0].interfaces[1].position end end end |