82 lines
2.3 KiB
Crystal
82 lines
2.3 KiB
Crystal
require "json"
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require "./example_failed"
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require "./location"
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require "./result"
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module Spectator
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# Outcome that indicates an example failed.
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# This typically means an assertion did not pass.
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class FailResult < Result
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# Error that occurred while running the example.
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# This describes the primary reason for the failure.
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getter error : Exception
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# Creates a failure result.
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# The *elapsed* argument is the length of time it took to run the example.
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# The *error* is the exception raised that caused the failure.
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def initialize(elapsed, @error, expectations = [] of Expectation)
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super(elapsed, expectations)
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end
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# Calls the `failure` method on *visitor*.
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def accept(visitor)
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visitor.fail(self)
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end
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# Calls the `failure` method on *visitor*.
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def accept(visitor, &)
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visitor.fail(yield self)
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end
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# Indicates whether the example passed.
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def pass? : Bool
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false
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end
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# Indicates whether the example failed.
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def fail? : Bool
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true
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end
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# Attempts to retrieve the location where the example failed.
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# This only works if the location of the failed expectation was reported.
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# If available, returns a `Location`, otherwise `nil`.
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def location? : Location?
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return unless error = @error.as?(ExampleFailed)
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error.location?
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end
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# Attempts to retrieve the location where the example failed.
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# This only works if the location of the failed expectation was reported.
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# If available, returns a `Location`, otherwise raises `NilAssertionError`.
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def location : Location
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location? || raise(NilAssertionError.new("Source location of failure unavailable"))
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end
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# One-word description of the result.
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def to_s(io : IO) : Nil
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io << "fail"
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end
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# Creates a JSON object from the result information.
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def to_json(json : JSON::Builder)
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super
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json.field("status", json_status)
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json.field("exception") do
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json.object do
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json.field("class", @error.class.name)
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json.field("message", @error.message)
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json.field("backtrace", @error.backtrace)
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end
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end
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end
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# String used for the JSON status field.
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# Necessary for the error result to override the status, but nothing else from `#to_json`.
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private def json_status
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"failed"
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end
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end
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end
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