Add flag to CIConfig to indicate whether it is the default

Author: ianfixes

CHANGELOG.md

@@ -16,6 +16,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - `assertion()`, `ReporterTAP.onAssert()`, and `testBehaviorExp` macro to handle simple expression evaluation (is true, is false, etc)
 - `Wire.resetMocks()` and documentation
 - `shiftIn()` and `shiftOut()`
+- `CIConfig.is_default` to detect when the default configuration is used
 
 ### Changed
 - Rubocop expected syntax downgraded from ruby 2.6 to 2.5

lib/arduino_ci/ci_config.rb

@@ -57,20 +57,23 @@ class << self
       # @return [ArudinoCI::CIConfig] The configuration with defaults filled in
       def default
         ret = new
+        ret.instance_variable_set("@is_default", true)
         ret.load_yaml(File.expand_path("../../misc/default.yml", __dir__))
         ret
       end
     end
 
+    attr_reader   :is_default
     attr_accessor :package_info
     attr_accessor :platform_info
     attr_accessor :compile_info
     attr_accessor :unittest_info
 
     def initialize
-      @package_info = {}
+      @is_default    = false
+      @package_info  = {}
       @platform_info = {}
-      @compile_info = {}
+      @compile_info  = {}
       @unittest_info = {}
     end
 

spec/ci_config_spec.rb

@@ -9,6 +9,7 @@
     it "loads from yaml" do
       default_config = ArduinoCI::CIConfig.default
       expect(default_config).not_to be nil
+      expect(default_config.is_default).to be true
       uno = default_config.platform_definition("uno")
       expect(uno.class).to eq(Hash)
       expect(uno[:board]).to eq("arduino:avr:uno")
@@ -39,8 +40,8 @@
     end
   end
 
-  context "clone" do
-    it "creates a copy" do
+  context "hash" do
+    it "converts to hash" do
       base = ArduinoCI::CIConfig.new
       base.load_yaml(File.join(File.dirname(__FILE__), "yaml", "o2.yaml"))
 
@@ -82,8 +83,11 @@
   context "with_override" do
     it "loads from yaml" do
       override_file = File.join(File.dirname(__FILE__), "yaml", "o1.yaml")
-      combined_config = ArduinoCI::CIConfig.default.with_override(override_file)
+      base = ArduinoCI::CIConfig.default
+      expect(base.is_default).to be true
+      combined_config = base.with_override(override_file)
       expect(combined_config).not_to be nil
+      expect(combined_config.is_default).to be false
       uno = combined_config.platform_definition("uno")
       expect(uno.class).to eq(Hash)
       expect(uno[:board]).to eq("arduino:avr:uno")