add -b or --fqbn completion for the monitor command and tests

Author: umbynos

Diff for: cli/monitor/monitor.go

@@ -61,6 +61,9 @@ func NewCommand() *cobra.Command {
 	cmd.Flags().StringSliceVarP(&configs, "config", "c", []string{}, tr("Configuration of the port."))
 	cmd.Flags().BoolVarP(&quiet, "quiet", "q", false, tr("Run in silent mode, show only monitor input and output."))
 	cmd.Flags().StringVarP(&fqbn, "fqbn", "b", "", tr("Fully Qualified Board Name, e.g.: arduino:avr:uno"))
+	cmd.RegisterFlagCompletionFunc("fqbn", func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
+		return arguments.GetInstalledBoards(), cobra.ShellCompDirectiveDefault
+	})
 	cmd.MarkFlagRequired("port")
 	return cmd
 }

Diff for: test/test_completion.py

@@ -179,6 +179,8 @@ def test_core_completion(run_command):
     assert "arduino:avr:uno" in result.stdout
     result = run_command(["__complete", "upload", "-b", ""])
     assert "arduino:avr:uno" in result.stdout
+    result = run_command(["__complete", "monitor", "-b", ""])
+    assert "arduino:avr:uno" in result.stdout
     result = run_command(["__complete", "burn-bootloader", "-l", ""])
     assert "network" in result.stdout
     result = run_command(["__complete", "compile", "-l", ""])
@@ -187,6 +189,8 @@ def test_core_completion(run_command):
     assert "network" in result.stdout
     result = run_command(["__complete", "upload", "-l", ""])
     assert "network" in result.stdout
+    result = run_command(["__complete", "monitor", "-l", ""])
+    assert "network" in result.stdout
     result = run_command(["__complete", "burn-bootloader", "-P", ""])
     assert "atmel_ice" in result.stdout
     result = run_command(["__complete", "compile", "-P", ""])