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error_spec.lua
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error_spec.lua
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require 'spec.spec_helper'
describe("Error", function()
before_each(function()
Error = require 'gin.core.error'
end)
after_each(function()
package.loaded['gin.core.error'] = nil
Error = nil
end)
describe(".new", function()
describe("when no matching error can be found", function()
it("raises an error", function()
local ok, err = pcall(function()
Error.new(9999)
end)
assert.are.equal(false, ok)
local contains_error = string.match(err, "invalid error code") ~= nil
assert.are.equal(true, contains_error)
end)
end)
describe("when a matching error can be found", function()
describe("when no custom attributes are passed in", function()
describe("when headers are defined in Errors", function()
before_each(function()
Error.list = {
[1000] = {
status = 500,
headers = { ["X-Info"] = "additional-info"},
message = "Something bad happened here"
}
}
end)
it("sets the appropriate values", function()
local err = Error.new(1000)
local expected_body = {
code = 1000,
message = "Something bad happened here"
}
assert.are.equal(500, err.status)
assert.are.same({ ["X-Info"] = "additional-info"}, err.headers)
assert.are.same(expected_body, err.body)
end)
end)
describe("when headers are not defined in Errors", function()
before_each(function()
Error.list = {
[1000] = {
status = 500,
message = "Something bad happened here"
}
}
end)
it("sets the appropriate values", function()
local err = Error.new(1000)
local expected_body = {
code = 1000,
message = "Something bad happened here"
}
assert.are.equal(500, err.status)
assert.are.same({}, err.headers)
assert.are.same(expected_body, err.body)
end)
end)
end)
describe("when custom attributes are passed in", function()
before_each(function()
Error.list = {
[1000] = {
status = 500,
message = "Something bad happened here"
}
}
end)
it("adds them to the error", function()
local err = Error.new(1000, { custom_attr = "custom_value" })
local expected_body = {
code = 1000,
message = "Something bad happened here",
custom_attr = "custom_value"
}
assert.are.equal(500, err.status)
assert.are.same({}, err.headers)
assert.are.same(expected_body, err.body)
end)
end)
end)
end)
end)