José Valim
a0be9fe272
* Make colors in the docs consistent with the ones in the code * Add new lines before and after each message
99 lines
2.5 KiB
Elixir
99 lines
2.5 KiB
Elixir
defmodule Logger.Backends.ConsoleTest do
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use Logger.Case
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require Logger
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setup do
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on_exit fn ->
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:ok = Logger.configure_backend(:console,
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[format: nil, level: nil, metadata: [], colors: [enabled: false]])
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end
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end
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test "does not start when there is no user" do
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user = Process.whereis(:user)
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try do
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Process.unregister(:user)
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assert GenEvent.add_handler(Logger, Logger.Backends.Console, []) ==
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{:error, :ignore}
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after
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Process.register(user, :user)
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end
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end
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test "can configure format" do
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Logger.configure_backend(:console, format: "$message [$level]")
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assert capture_log(fn ->
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Logger.debug("hello")
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end) =~ "hello [debug]"
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end
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test "can configure metadata" do
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Logger.configure_backend(:console, format: "$metadata$message", metadata: [:user_id])
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assert capture_log(fn ->
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Logger.debug("hello")
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end) =~ "hello"
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Logger.metadata(user_id: 11)
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Logger.metadata(user_id: 13)
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assert capture_log(fn ->
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Logger.debug("user_id=13 hello")
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end) =~ "hello"
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end
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test "can configure level" do
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Logger.configure_backend(:console, level: :info)
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assert capture_log(fn ->
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Logger.debug("hello")
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end) == ""
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end
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test "can configure colors" do
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Logger.configure_backend(:console, [format: "$message", colors: [enabled: true]])
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assert capture_log(fn ->
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Logger.debug("hello")
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end) == IO.ANSI.cyan() <> "hello" <> IO.ANSI.reset()
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Logger.configure_backend(:console, [colors: [debug: :magenta]])
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assert capture_log(fn ->
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Logger.debug("hello")
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end) == IO.ANSI.magenta() <> "hello" <> IO.ANSI.reset()
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assert capture_log(fn ->
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Logger.info("hello")
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end) == IO.ANSI.normal() <> "hello" <> IO.ANSI.reset()
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Logger.configure_backend(:console, [colors: [info: :cyan]])
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assert capture_log(fn ->
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Logger.info("hello")
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end) == IO.ANSI.cyan() <> "hello" <> IO.ANSI.reset()
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assert capture_log(fn ->
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Logger.warn("hello")
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end) == IO.ANSI.yellow() <> "hello" <> IO.ANSI.reset()
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Logger.configure_backend(:console, [colors: [warn: :cyan]])
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assert capture_log(fn ->
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Logger.warn("hello")
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end) == IO.ANSI.cyan() <> "hello" <> IO.ANSI.reset()
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assert capture_log(fn ->
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Logger.error("hello")
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end) == IO.ANSI.red() <> "hello" <> IO.ANSI.reset()
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Logger.configure_backend(:console, [colors: [error: :cyan]])
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assert capture_log(fn ->
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Logger.error("hello")
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end) == IO.ANSI.cyan() <> "hello" <> IO.ANSI.reset()
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end
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end
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