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require 'teststrap'
context "An assertion" do
context "that is passing" do
setup { Riot::Assertion.new("foo") { true } }
asserts("to_s") { topic.to_s == "foo" }
asserts(":pass is returned when evaluated") do
topic.run(Riot::Situation.new) == [:pass, ""]
end
end # that is passing
context "that is failing" do
setup { Riot::Assertion.new("foo") { nil } }
asserts("to_s") { topic.to_s == "foo" }
asserts(":fail and message are evaluated") do
topic.run(Riot::Situation.new)[0..1]
end.equals([:fail, "Expected non-false but got nil instead"])
end # that is failing
context "that is erroring" do
setup do
@exception = exception = Exception.new("blah")
Riot::Assertion.new("baz") { raise exception }
end
asserts("to_s") { topic.to_s == "baz" }
asserts(":error and exception are evaluated") do
topic.run(Riot::Situation.new) == [:error, @exception]
end
end # that is erroring
context "with no block to provide the actual value" do
setup do
@situation = Riot::Situation.new
@situation.instance_variable_set(:@_topic, "hello")
Riot::Assertion.new("test")
end
should("return a block that returns false") do
topic.run(@situation)
end.equals([:fail, "Expected non-false but got false instead", nil, nil])
end # with no block to provide the actual value
context "with block expectation" do
setup do
@situation = Riot::Situation.new
@situation.instance_variable_set(:@_topic, "hello")
Riot::Assertion.new("test") { topic }
end
should("use block returning topic as default") do
topic.equals { "hello" }
topic.run(@situation)
end.equals([:pass, %Q{is equal to "hello"}])
asserts("block expectation has access to the situation items") do
topic.equals { @_topic }
topic.run(@situation)
end.equals([:pass, %Q{is equal to "hello"}])
end # with block expectation
context "with symbolic description" do
setup { "foo" }
asserts(:upcase).equals("FOO")
end
end # An assertion block
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