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Add tests for var_dump()
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‎tests/unit/debug/var_dump_test.cmake‎

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include("rsp/testing")
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include("rsp/debug")
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define_test_case(
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"Var Dump Test"
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LABELS "debug;var_dump;dump"
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)
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# -------------------------------------------------------------------------------------------------------------- #
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# Actual tests
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# -------------------------------------------------------------------------------------------------------------- #
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define_test("dumps 'undefined' when is not declared" "dumps_undefined")
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function(dumps_undefined)
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var_dump(OUTPUT result PROPERTIES foo)
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string(STRIP "${result}" result)
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assert_string_equals("foo = (undefined)" "${result}" MESSAGE "Incorrect dump")
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endfunction()
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define_test("can dump without property name" "dumps_without_prop_name")
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function(dumps_without_prop_name)
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var_dump(OUTPUT result WITHOUT_NAMES PROPERTIES foo)
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string(STRIP "${result}" result)
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assert_string_equals("(undefined)" "${result}" MESSAGE "Incorrect dump")
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endfunction()
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define_test("can dump string with length" "can_dump_str_width_length")
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function(can_dump_str_width_length)
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set(prop "foo")
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var_dump(OUTPUT result WITHOUT_NAMES PROPERTIES prop)
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string(STRIP "${result}" result)
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assert_string_equals("(string 3) \"${prop}\"" "${result}" MESSAGE "Incorrect dump of string")
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endfunction()
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define_test("can dump empty string" "can_dump_empty_str")
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function(can_dump_empty_str)
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set(prop "")
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var_dump(OUTPUT result WITHOUT_NAMES PROPERTIES prop)
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string(STRIP "${result}" result)
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assert_string_equals("(string 0) \"\"" "${result}" MESSAGE "Incorrect dump of empty string")
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endfunction()
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define_test("can dump integer" "can_dump_int")
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function(can_dump_int)
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set(prop 42)
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var_dump(OUTPUT result WITHOUT_NAMES PROPERTIES prop)
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string(STRIP "${result}" result)
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assert_string_equals("(int) ${prop}" "${result}" MESSAGE "Incorrect dump of integer")
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endfunction()
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define_test("can dump float" "can_dump_float")
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function(can_dump_float)
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set(prop 42.1234)
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var_dump(OUTPUT result WITHOUT_NAMES PROPERTIES prop)
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string(STRIP "${result}" result)
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assert_string_equals("(float) ${prop}" "${result}" MESSAGE "Incorrect dump of float")
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endfunction()
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define_test("can dump boolean" "can_dump_bool")
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function(can_dump_bool)
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set(prop false)
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var_dump(OUTPUT result WITHOUT_NAMES PROPERTIES prop)
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string(STRIP "${result}" result)
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assert_string_equals("(bool) ${prop}" "${result}" MESSAGE "Incorrect dump of boolean")
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endfunction()
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define_test("can dump list" "can_dump_list")
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function(can_dump_list)
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set(prop "a;12;true")
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var_dump(OUTPUT result WITHOUT_NAMES PROPERTIES prop)
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string(STRIP "${result}" result)
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# Debug
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# message("${result}")
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assert_string_contains("${result}" "0: (string 1) \"a\"" MESSAGE "Incorrect list item")
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assert_string_contains("${result}" "1: (int) 12" MESSAGE "Incorrect list item")
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assert_string_contains("${result}" "2: (bool) true" MESSAGE "Incorrect list item")
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endfunction()
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define_test("can ignore list" "can_ignore_list")
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function(can_ignore_list)
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set(prop "a;12;true")
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var_dump(OUTPUT result WITHOUT_NAMES IGNORE_LIST PROPERTIES prop)
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string(STRIP "${result}" result)
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# Debug
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# message("${result}")
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assert_string_contains("${result}" "(string 9) \"${prop}\"" MESSAGE "Incorrect dump of list (as string)")
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endfunction()
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define_test("does not attempt to dump 'nested' list" "does_not_dump_as_nested_list")
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function(does_not_dump_as_nested_list)
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# A different list...
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set(other_list "foo;bar")
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# In this list, a value corresponds to the "other_list" property, which
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# is a bit unlucky. Nevertheless, the var_dump SHOULD not attempt to treat
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# it as a "nested" list. Instead, it should see this a string value...
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set(prop "a;12;true;other_list")
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var_dump(OUTPUT result WITHOUT_NAMES PROPERTIES prop)
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string(STRIP "${result}" result)
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# Debug
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# message("${result}")
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assert_string_contains("${result}" "0: (string 1) \"a\"" MESSAGE "Incorrect list item")
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assert_string_contains("${result}" "1: (int) 12" MESSAGE "Incorrect list item")
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assert_string_contains("${result}" "2: (bool) true" MESSAGE "Incorrect list item")
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assert_string_contains("${result}" "3: (string 10) \"other_list\"" MESSAGE "Incorrect list item")
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endfunction()
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define_test("can dump command" "can_dump_cmd")
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function(can_dump_cmd)
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macro(my_macro)
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endmacro()
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function(my_function)
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endfunction()
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var_dump(OUTPUT result WITHOUT_NAMES PROPERTIES my_macro my_function)
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string(STRIP "${result}" result)
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assert_string_contains("${result}" "(command) my_macro()" MESSAGE "Incorrect dump of command (macro)")
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assert_string_contains("${result}" "(command) my_function()" MESSAGE "Incorrect dump of command (function)")
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endfunction()
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define_test("shows if variable is cached" "dump_shows_if_prop_cached")
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function(dump_shows_if_prop_cached)
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set(rsp_test_prop "foo" CACHE STRING "For testing only")
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var_dump(OUTPUT result WITHOUT_NAMES PROPERTIES rsp_test_prop)
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string(STRIP "${result}" result)
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assert_string_equals("(string 3, cached) \"${rsp_test_prop}\"" "${result}" MESSAGE "Incorrect dump of cached state")
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unset(rsp_test_prop CACHE)
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endfunction()
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define_test("shows if environment variable" "dump_shows_if_env_prop")
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function(dump_shows_if_env_prop)
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set(ENV{rsp_test_env_prop} "/lorum/lipsum")
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var_dump(OUTPUT result WITHOUT_NAMES PROPERTIES rsp_test_env_prop)
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string(STRIP "${result}" result)
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assert_string_equals("(string 13, ENV) \"$ENV{rsp_test_env_prop}\"" "${result}" MESSAGE "Incorrect dump of env state")
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unset(ENV{rsp_test_env_prop})
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endfunction()

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