[#674] Clean up test case for introspective variant

- remove vcsfake.VerifyLastCommandsAre() alternative approach

src/engine/tcr_test.go

@@ -371,10 +371,6 @@ func Test_introspective_variant(t *testing.T) {
 
 	tcr.revert(*events.ATcrEvent())
 	assert.Equal(t, []fake.Command{fake.CommitCommand, fake.RevertCommand}, vcsFake.GetLastCommands(2))
-
-	//assert.True(t, vcsFake.VerifyLastCommandsAre(fake.CommitCommand, fake.RevertCommand),
-	//	"got %v", vcsFake.GetLastCommands())
-
 }
 
 func Test_tcr_cycle_end_state(t *testing.T) {

src/vcs/fake/vcs_test_fake.go

@@ -26,7 +26,6 @@ package fake
 
 import (
 	"errors"
-	"github.com/google/go-cmp/cmp"
 	"github.com/murex/tcr/vcs"
 )
 
@@ -116,12 +115,6 @@ func (vf *VCSFake) GetLastCommands(count int) []Command {
 	return vf.lastCommands[len(vf.lastCommands)-count:]
 }
 
-// VerifyLastCommandsAre checks if last executed commands are the provided ones
-func (vf *VCSFake) VerifyLastCommandsAre(expectedCommands ...Command) bool {
-	actual := vf.lastCommands[len(vf.lastCommands)-len(expectedCommands):]
-	return cmp.Equal(actual, expectedCommands)
-}
-
 // Add does nothing. Returns an error if in the list of failing commands
 func (vf *VCSFake) Add(_ ...string) error {
 	return vf.fakeCommand(AddCommand)