Claudio Ortolina
63 lines
2.4 KiB
Elixir
63 lines
2.4 KiB
Elixir
defmodule LastFm.API.ErrorResponseTest do
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use ExUnit.Case, async: true
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alias LastFm.API.ErrorResponse
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describe "new/2" do
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test "maps known error codes to atoms" do
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assert %ErrorResponse{error: :rate_limit_exceeded, message: "limit"} =
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ErrorResponse.new(29, "limit")
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assert %ErrorResponse{error: :invalid_session_key} = ErrorResponse.new(9, "bad")
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assert %ErrorResponse{error: :service_offline} = ErrorResponse.new(11, "down")
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end
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end
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describe "retryable_error?/1" do
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test "returns true for transient error atoms" do
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for atom <- [:transient_error, :service_offline, :rate_limit_exceeded, :operation_failed] do
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assert ErrorResponse.retryable_error?(atom), "expected #{atom} to be retryable"
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end
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end
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test "returns false for permanent error atoms" do
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for atom <- [:invalid_session_key, :invalid_api_key, :authentication_failed] do
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refute ErrorResponse.retryable_error?(atom), "expected #{atom} to be non-retryable"
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end
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end
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end
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describe "retry_delay/1 and retry_delay_seconds/1" do
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test "returns a delay in milliseconds for retryable atoms" do
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assert ErrorResponse.retry_delay(:rate_limit_exceeded) == 60_000
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assert ErrorResponse.retry_delay(:service_offline) == 30_000
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assert ErrorResponse.retry_delay(:transient_error) == 5_000
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assert ErrorResponse.retry_delay(:operation_failed) == 5_000
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end
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test "returns nil for non-retryable atoms" do
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for atom <- [:invalid_session_key, :invalid_api_key, :authentication_failed] do
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assert ErrorResponse.retry_delay(atom) == nil,
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"expected #{atom} to have no retry delay"
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end
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end
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test "struct-based retry_delay_seconds/1 returns the delay in seconds" do
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assert ErrorResponse.retry_delay_seconds(ErrorResponse.new(29, "")) == 60
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assert ErrorResponse.retry_delay_seconds(ErrorResponse.new(11, "")) == 30
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assert ErrorResponse.retry_delay_seconds(ErrorResponse.new(16, "")) == 5
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end
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test "struct-based retry_delay_seconds/1 falls back to 30 s for non-retryable atoms" do
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assert ErrorResponse.retry_delay_seconds(ErrorResponse.new(9, "")) == 30
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end
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end
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describe "retryable?/1 (struct-based)" do
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test "agrees with retryable_error?/1" do
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assert ErrorResponse.retryable?(ErrorResponse.new(29, ""))
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refute ErrorResponse.retryable?(ErrorResponse.new(9, ""))
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end
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end
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end
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