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Allow config defaults to be sourced from ENV

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This allows the default config to source values from ENV variables if
they are set. With this change we don't have to modify the docker CMD or
edit the config.yml and then relaunch.
This commit is contained in:
Chris Alexander
2022-06-15 10:12:51 -05:00
parent 2d97faa7c0
commit be46dd1f86
3 changed files with 44 additions and 27 deletions
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21
spec/config_spec.cr
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@@ -1,14 +1,31 @@
require "./spec_helper"
describe Config do
it "creates config if it does not exist" do
with_default_config do |_, path|
it "creates default config if it does not exist" do
with_default_config do |config, path|
File.exists?(path).should be_true
config.port.should eq 9000
end
end
it "correctly loads config" do
config = Config.load "spec/asset/test-config.yml"
config.port.should eq 3000
config.base_url.should eq "/"
end
it "correctly reads config defaults from ENV" do
ENV["LOG_LEVEL"] = "debug"
config = Config.load "spec/asset/test-config.yml"
config.log_level.should eq "debug"
config.base_url.should eq "/"
end
it "correctly handles ENV truthiness" do
ENV["CACHE_ENABLED"] = "false"
config = Config.load "spec/asset/test-config.yml"
config.cache_enabled.should be_false
config.cache_log_enabled.should be_true
config.disable_login.should be_false
end
end