But leave test for old macos version of bash

Author: BarbUk

test/lib/preexec.bats

@@ -60,7 +60,11 @@ function local_setup {
 	assert_success
 
 	__bp_install
-	assert_equal "${PROMPT_COMMAND[*]}" $'__bp_precmd_invoke_cmd __bp_interactive_mode'
+	if ((BASH_VERSINFO[0] > 5 || (BASH_VERSINFO[0] == 5 && BASH_VERSINFO[1] >= 1))); then
+		assert_equal "${PROMPT_COMMAND[*]}" $'__bp_precmd_invoke_cmd __bp_interactive_mode'
+	else
+		assert_equal "${PROMPT_COMMAND}" $'__bp_precmd_invoke_cmd\n__bp_interactive_mode'
+	fi
 }
 
 @test "vendor preexec: __bp_install() with existing" {
@@ -75,7 +79,11 @@ function local_setup {
 	assert_success
 
 	__bp_install
-	assert_equal "${PROMPT_COMMAND[*]}" $'__bp_precmd_invoke_cmd\n'"$test_prompt_string"$'\n: __bp_interactive_mode'
+	if ((BASH_VERSINFO[0] > 5 || (BASH_VERSINFO[0] == 5 && BASH_VERSINFO[1] >= 1))); then
+		assert_equal "${PROMPT_COMMAND[*]}" $'__bp_precmd_invoke_cmd\n'"$test_prompt_string"$'\n: __bp_interactive_mode'
+	else
+		assert_equal "${PROMPT_COMMAND}" $'__bp_precmd_invoke_cmd\n'"$test_prompt_string"$'\n__bp_interactive_mode'
+	fi
 }
 
 @test "lib preexec: __bp_require_not_readonly()" {