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require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../../../fixtures/constants', __FILE__)
describe "Module.constants" do
it "returns an array of the names of all toplevel constants" do
count = Module.constants.size
module ConstantSpecsAdded
CS_CONST1 = 1
end
Module.constants.size.should == count + 1
end
ruby_version_is "" ... "1.9" do
it "returns an array of String names" do
# This in NOT an exhaustive list
Module.constants.should include("Array", "Bignum", "Class", "Comparable", "Dir",
"Enumerable", "ENV", "Exception", "FalseClass",
"File", "Fixnum", "Float", "Hash", "Integer", "IO",
"Kernel", "Math", "Method", "Module", "NilClass",
"Numeric", "Object", "Range", "Regexp", "String",
"Symbol", "Thread", "Time", "TrueClass")
end
end
ruby_version_is "1.9" do
it "returns an array of Symbol names" do
# This in NOT an exhaustive list
Module.constants.should include(:Array, :Bignum, :Class, :Comparable, :Dir,
:Enumerable, :ENV, :Exception, :FalseClass,
:File, :Fixnum, :Float, :Hash, :Integer, :IO,
:Kernel, :Math, :Method, :Module, :NilClass,
:Numeric, :Object, :Range, :Regexp, :String,
:Symbol, :Thread, :Time, :TrueClass)
end
it "returns Module's constants when given a parameter" do
direct = Module.constants(false)
indirect = Module.constants(true)
module ConstantSpecsIncludedModule
MODULE_CONSTANTS_SPECS_INDIRECT = :foo
end
class Module
MODULE_CONSTANTS_SPECS_DIRECT = :bar
include ConstantSpecsIncludedModule
end
(Module.constants(false) - direct).should == [:MODULE_CONSTANTS_SPECS_DIRECT]
(Module.constants(true) - indirect).sort.should == [:MODULE_CONSTANTS_SPECS_DIRECT, :MODULE_CONSTANTS_SPECS_INDIRECT]
end
end
end
describe "Module#constants" do
ruby_version_is "" ... "1.9" do
it "returns an array of String names of all constants defined in the module" \
"and all included modules" do
ConstantSpecs::ContainerA.constants.sort.should == [
"CS_CONST10", "CS_CONST23", "CS_CONST24", "CS_CONST5", "ChildA"
]
end
it "includes names of constants defined after a module is included" do
ConstantSpecs::ModuleM::CS_CONST250 = :const250
ConstantSpecs::ContainerA.constants.should include("CS_CONST250")
end
end
ruby_version_is "1.9" do
it "returns an array of Symbol names of all constants defined in the module" \
"and all included modules" do
ConstantSpecs::ContainerA.constants.sort.should == [
:CS_CONST10, :CS_CONST23, :CS_CONST24, :CS_CONST5, :ChildA
]
end
it "returns all constants including inherited when passed true" do
ConstantSpecs::ContainerA.constants(true).sort.should == [
:CS_CONST10, :CS_CONST23, :CS_CONST24, :CS_CONST5, :ChildA
]
end
it "returns all constants including inherited when passed some object" do
ConstantSpecs::ContainerA.constants(Object.new).sort.should == [
:CS_CONST10, :CS_CONST23, :CS_CONST24, :CS_CONST5, :ChildA
]
end
it "includes names of constants defined after a module is included" do
ConstantSpecs::ModuleM::CS_CONST251 = :const251
ConstantSpecs::ContainerA.constants.should include(:CS_CONST251)
end
it "doesn't returns inherited constants when passed false" do
ConstantSpecs::ContainerA.constants(false).sort.should == [
:CS_CONST10, :CS_CONST23, :CS_CONST5, :ChildA
]
end
it "doesn't returns inherited constants when passed nil" do
ConstantSpecs::ContainerA.constants(nil).sort.should == [
:CS_CONST10, :CS_CONST23, :CS_CONST5, :ChildA
]
end
end
ruby_version_is "1.9.3" do
require File.expand_path('../fixtures/classes19', __FILE__)
it "returns only public constants" do
ModuleSpecs::PrivConstModule.constants.should == [:PUBLIC_CONSTANT]
end
end
end
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