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a/tests/jerry/array_prototype_filter.js b/tests/jerry/array-prototype-filter.js similarity index 100% rename from tests/jerry/array_prototype_filter.js rename to tests/jerry/array-prototype-filter.js diff --git a/tests/jerry/array_prototype_foreach.js b/tests/jerry/array-prototype-foreach.js similarity index 100% rename from tests/jerry/array_prototype_foreach.js rename to tests/jerry/array-prototype-foreach.js diff --git a/tests/jerry/array_prototype_indexof.js b/tests/jerry/array-prototype-indexof.js similarity index 100% rename from tests/jerry/array_prototype_indexof.js rename to tests/jerry/array-prototype-indexof.js diff --git a/tests/jerry/array_prototype_join.js b/tests/jerry/array-prototype-join.js similarity index 100% rename from tests/jerry/array_prototype_join.js rename to tests/jerry/array-prototype-join.js diff --git a/tests/jerry/array_prototype_lastindexof.js b/tests/jerry/array-prototype-lastindexof.js similarity index 100% rename from tests/jerry/array_prototype_lastindexof.js rename to tests/jerry/array-prototype-lastindexof.js diff --git a/tests/jerry/array_prototype_map.js b/tests/jerry/array-prototype-map.js similarity index 100% rename from tests/jerry/array_prototype_map.js rename to tests/jerry/array-prototype-map.js diff --git a/tests/jerry/array_prototype_pop.js b/tests/jerry/array-prototype-pop.js similarity index 100% rename from tests/jerry/array_prototype_pop.js rename to tests/jerry/array-prototype-pop.js diff --git a/tests/jerry/array_prototype_reduce_right.js b/tests/jerry/array-prototype-reduce-right.js similarity index 100% rename from tests/jerry/array_prototype_reduce_right.js rename to tests/jerry/array-prototype-reduce-right.js diff --git a/tests/jerry/array_prototype_reduce.js b/tests/jerry/array-prototype-reduce.js similarity index 100% rename from tests/jerry/array_prototype_reduce.js rename to tests/jerry/array-prototype-reduce.js diff --git a/tests/jerry/array_prototype_reverse.js b/tests/jerry/array-prototype-reverse.js similarity index 100% rename from tests/jerry/array_prototype_reverse.js rename to tests/jerry/array-prototype-reverse.js diff --git a/tests/jerry/array_prototype_shift.js b/tests/jerry/array-prototype-shift.js similarity index 100% rename from tests/jerry/array_prototype_shift.js rename to tests/jerry/array-prototype-shift.js diff --git a/tests/jerry/array_prototype_slice.js b/tests/jerry/array-prototype-slice.js similarity index 100% rename from tests/jerry/array_prototype_slice.js rename to tests/jerry/array-prototype-slice.js diff --git a/tests/jerry/array_prototype_some.js b/tests/jerry/array-prototype-some.js similarity index 100% rename from tests/jerry/array_prototype_some.js rename to tests/jerry/array-prototype-some.js diff --git a/tests/jerry/array_prototype_sort.js b/tests/jerry/array-prototype-sort.js similarity index 100% rename from tests/jerry/array_prototype_sort.js rename to tests/jerry/array-prototype-sort.js diff --git a/tests/jerry/array_prototype_splice.js b/tests/jerry/array-prototype-splice.js similarity index 100% rename from tests/jerry/array_prototype_splice.js rename to tests/jerry/array-prototype-splice.js diff --git a/tests/jerry/array_prototype_tolocalestring.js b/tests/jerry/array-prototype-tolocalestring.js similarity index 100% rename from tests/jerry/array_prototype_tolocalestring.js rename to tests/jerry/array-prototype-tolocalestring.js diff --git a/tests/jerry/array_prototype_tostring.js b/tests/jerry/array-prototype-tostring.js similarity index 100% rename from tests/jerry/array_prototype_tostring.js rename to tests/jerry/array-prototype-tostring.js diff --git a/tests/jerry/array_prototype_unshift.js b/tests/jerry/array-prototype-unshift.js similarity index 100% rename from tests/jerry/array_prototype_unshift.js rename to tests/jerry/array-prototype-unshift.js diff --git a/tests/jerry/bitwise_logic.js b/tests/jerry/bitwise-logic.js similarity index 100% rename from tests/jerry/bitwise_logic.js rename to tests/jerry/bitwise-logic.js diff --git a/tests/jerry/break_continue_nested_to_try_with_blocks.js b/tests/jerry/break-continue-nested-to-try-with-blocks.js similarity index 100% rename from tests/jerry/break_continue_nested_to_try_with_blocks.js rename to tests/jerry/break-continue-nested-to-try-with-blocks.js diff --git a/tests/jerry/empty_varg.js b/tests/jerry/empty-varg.js similarity index 100% rename from tests/jerry/empty_varg.js rename to tests/jerry/empty-varg.js diff --git a/tests/jerry/escape_sequences.js b/tests/jerry/escape-sequences.js similarity index 100% rename from tests/jerry/escape_sequences.js rename to tests/jerry/escape-sequences.js diff --git a/tests/jerry/fail/12/arguments_assignment_strict.js b/tests/jerry/fail/12/arguments-assignment-strict.js similarity index 100% rename from tests/jerry/fail/12/arguments_assignment_strict.js rename to tests/jerry/fail/12/arguments-assignment-strict.js diff --git a/tests/jerry/fail/12/arguments_catch_strict.js b/tests/jerry/fail/12/arguments-catch-strict.js similarity index 100% rename from tests/jerry/fail/12/arguments_catch_strict.js rename to tests/jerry/fail/12/arguments-catch-strict.js diff --git a/tests/jerry/fail/12/arguments_in_prop_set_param_list_strict.js b/tests/jerry/fail/12/arguments-in-prop-set-param-list-strict.js similarity index 100% rename from tests/jerry/fail/12/arguments_in_prop_set_param_list_strict.js rename to tests/jerry/fail/12/arguments-in-prop-set-param-list-strict.js diff --git a/tests/jerry/fail/12/arguments_in_var_decl_strict.js b/tests/jerry/fail/12/arguments-in-var-decl-strict.js similarity index 100% rename from tests/jerry/fail/12/arguments_in_var_decl_strict.js rename to tests/jerry/fail/12/arguments-in-var-decl-strict.js diff --git a/tests/jerry/fail/12/arguments_param_strict.js b/tests/jerry/fail/12/arguments-param-strict.js similarity index 100% rename from tests/jerry/fail/12/arguments_param_strict.js 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tests/jerry/fail/12/escape-sequences-invalid-hex.js diff --git a/tests/jerry/fail/12/escape_sequences_invalid_unicode.js b/tests/jerry/fail/12/escape-sequences-invalid-unicode.js similarity index 100% rename from tests/jerry/fail/12/escape_sequences_invalid_unicode.js rename to tests/jerry/fail/12/escape-sequences-invalid-unicode.js diff --git a/tests/jerry/fail/12/escape_sequences_invalid_variable.js b/tests/jerry/fail/12/escape-sequences-invalid-variable.js similarity index 100% rename from tests/jerry/fail/12/escape_sequences_invalid_variable.js rename to tests/jerry/fail/12/escape-sequences-invalid-variable.js diff --git a/tests/jerry/fail/12/eval_assignment_strict.js b/tests/jerry/fail/12/eval-assignment-strict.js similarity index 100% rename from tests/jerry/fail/12/eval_assignment_strict.js rename to tests/jerry/fail/12/eval-assignment-strict.js diff --git a/tests/jerry/fail/12/eval_catch_strict.js b/tests/jerry/fail/12/eval-catch-strict.js similarity index 100% rename from tests/jerry/fail/12/eval_catch_strict.js rename to tests/jerry/fail/12/eval-catch-strict.js diff --git a/tests/jerry/fail/12/eval_in_prop_set_param_list_strict.js b/tests/jerry/fail/12/eval-in-prop-set-param-list-strict.js similarity index 100% rename from tests/jerry/fail/12/eval_in_prop_set_param_list_strict.js rename to tests/jerry/fail/12/eval-in-prop-set-param-list-strict.js diff --git a/tests/jerry/fail/12/eval_in_var_decl_strict.js b/tests/jerry/fail/12/eval-in-var-decl-strict.js similarity index 100% rename from tests/jerry/fail/12/eval_in_var_decl_strict.js rename to tests/jerry/fail/12/eval-in-var-decl-strict.js diff --git a/tests/jerry/fail/12/eval_param_strict.js b/tests/jerry/fail/12/eval-param-strict.js similarity index 100% rename from tests/jerry/fail/12/eval_param_strict.js rename to tests/jerry/fail/12/eval-param-strict.js diff --git a/tests/jerry/fail/12/eval_postfix_strict.js b/tests/jerry/fail/12/eval-postfix-strict.js similarity index 100% rename from tests/jerry/fail/12/eval_postfix_strict.js rename to tests/jerry/fail/12/eval-postfix-strict.js diff --git a/tests/jerry/fail/12/eval_prefix_strict.js b/tests/jerry/fail/12/eval-prefix-strict.js similarity index 100% rename from tests/jerry/fail/12/eval_prefix_strict.js rename to tests/jerry/fail/12/eval-prefix-strict.js diff --git a/tests/jerry/fail/12/labelled_statements_break_across_function.js b/tests/jerry/fail/12/labelled-statements-break-across-function.js similarity index 100% rename from tests/jerry/fail/12/labelled_statements_break_across_function.js rename to tests/jerry/fail/12/labelled-statements-break-across-function.js diff --git a/tests/jerry/fail/12/labelled_statements_duplicate_label.js b/tests/jerry/fail/12/labelled-statements-duplicate-label.js similarity index 100% rename from tests/jerry/fail/12/labelled_statements_duplicate_label.js rename to tests/jerry/fail/12/labelled-statements-duplicate-label.js diff --git a/tests/jerry/fail/12/labelled_statements_no_label.js b/tests/jerry/fail/12/labelled-statements-no-label.js similarity index 100% rename from tests/jerry/fail/12/labelled_statements_no_label.js rename to tests/jerry/fail/12/labelled-statements-no-label.js diff --git a/tests/jerry/fail/12/let_strict.js b/tests/jerry/fail/12/let-strict.js similarity index 100% rename from tests/jerry/fail/12/let_strict.js rename to tests/jerry/fail/12/let-strict.js diff --git a/tests/jerry/fail/12/object_get_data.js b/tests/jerry/fail/12/object-get-data.js similarity index 100% rename from tests/jerry/fail/12/object_get_data.js rename to tests/jerry/fail/12/object-get-data.js diff --git a/tests/jerry/fail/12/object_get_get.js b/tests/jerry/fail/12/object-get-get.js similarity index 100% rename from tests/jerry/fail/12/object_get_get.js rename to tests/jerry/fail/12/object-get-get.js diff --git a/tests/jerry/fail/12/object_several_prop_names_strict.js b/tests/jerry/fail/12/object-several-prop-names-strict.js similarity index 100% rename from tests/jerry/fail/12/object_several_prop_names_strict.js rename to tests/jerry/fail/12/object-several-prop-names-strict.js diff --git a/tests/jerry/fail/12/octal_strict.js b/tests/jerry/fail/12/octal-strict.js similarity index 100% rename from tests/jerry/fail/12/octal_strict.js rename to tests/jerry/fail/12/octal-strict.js diff --git a/tests/jerry/fail/12/param_duplication_strict.js b/tests/jerry/fail/12/param-duplication-strict.js similarity index 100% rename from tests/jerry/fail/12/param_duplication_strict.js rename to tests/jerry/fail/12/param-duplication-strict.js diff --git a/tests/jerry/fail/12/with_strict.js b/tests/jerry/fail/12/with-strict.js similarity index 100% rename from tests/jerry/fail/12/with_strict.js rename to tests/jerry/fail/12/with-strict.js diff --git a/tests/jerry/func_decl.js b/tests/jerry/func-decl.js similarity index 100% rename from tests/jerry/func_decl.js rename to tests/jerry/func-decl.js diff --git a/tests/jerry/function_args.js b/tests/jerry/function-args.js similarity index 100% rename from tests/jerry/function_args.js rename to tests/jerry/function-args.js diff --git a/tests/jerry/function_construct.js b/tests/jerry/function-construct.js similarity index 100% rename from tests/jerry/function_construct.js rename to tests/jerry/function-construct.js diff --git a/tests/jerry/function_prototype_apply.js b/tests/jerry/function-prototype-apply.js similarity index 100% rename from tests/jerry/function_prototype_apply.js rename to tests/jerry/function-prototype-apply.js diff --git a/tests/jerry/function_prototype_tostring.js b/tests/jerry/function-prototype-tostring.js similarity index 100% rename from tests/jerry/function_prototype_tostring.js rename to tests/jerry/function-prototype-tostring.js diff --git a/tests/jerry/function_return.js b/tests/jerry/function-return.js similarity index 100% rename from tests/jerry/function_return.js rename to 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tests/jerry/object-define-properties.js diff --git a/tests/jerry/object_get_own_property_descriptor.js b/tests/jerry/object-get-own-property-descriptor.js similarity index 100% rename from tests/jerry/object_get_own_property_descriptor.js rename to tests/jerry/object-get-own-property-descriptor.js diff --git a/tests/jerry/object_get_own_property_names.js b/tests/jerry/object-get-own-property-names.js similarity index 100% rename from tests/jerry/object_get_own_property_names.js rename to tests/jerry/object-get-own-property-names.js diff --git a/tests/jerry/object_getprototypeof.js b/tests/jerry/object-getprototypeof.js similarity index 100% rename from tests/jerry/object_getprototypeof.js rename to tests/jerry/object-getprototypeof.js diff --git a/tests/jerry/object_is_extensible.js b/tests/jerry/object-is-extensible.js similarity index 100% rename from tests/jerry/object_is_extensible.js rename to tests/jerry/object-is-extensible.js diff --git a/tests/jerry/object_keys.js 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a/tests/jerry/object_prototype_propertyisenumerable.js b/tests/jerry/object-prototype-propertyisenumerable.js similarity index 100% rename from tests/jerry/object_prototype_propertyisenumerable.js rename to tests/jerry/object-prototype-propertyisenumerable.js diff --git a/tests/jerry/object_prototype_tolocalestring.js b/tests/jerry/object-prototype-tolocalestring.js similarity index 100% rename from tests/jerry/object_prototype_tolocalestring.js rename to tests/jerry/object-prototype-tolocalestring.js diff --git a/tests/jerry/string_prototype_concat.js b/tests/jerry/string-prototype-concat.js similarity index 100% rename from tests/jerry/string_prototype_concat.js rename to tests/jerry/string-prototype-concat.js diff --git a/tests/jerry/string_prototype_slice.js b/tests/jerry/string-prototype-slice.js similarity index 100% rename from tests/jerry/string_prototype_slice.js rename to tests/jerry/string-prototype-slice.js diff --git a/tests/jerry/switch_case.js 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