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#include <library/cpp/testing/unittest/registar.h>
#include <util/generic/string.h>
#include "env.h"
Y_UNIT_TEST_SUITE(EnvTest) {
Y_UNIT_TEST(GetSetEnvTest) {
TString key = "util_GETENV_TestVar";
TString value = "Some value for env var";
TString def = "Some default value for env var";
// first of all, it should be clear
UNIT_ASSERT_VALUES_EQUAL(GetEnv(key), TString());
UNIT_ASSERT_VALUES_EQUAL(GetEnv(key, def), def);
SetEnv(key, value);
// set and see what value we get here
UNIT_ASSERT_VALUES_EQUAL(GetEnv(key), value);
UNIT_ASSERT_VALUES_EQUAL(GetEnv(key, def), value);
// set empty value
SetEnv(key, TString());
UNIT_ASSERT_VALUES_EQUAL(GetEnv(key), TString());
// check for long values, see IGNIETFERRO-214
TString longKey = "util_GETENV_TestVarLong";
TString longValue{1500, 't'};
UNIT_ASSERT_VALUES_EQUAL(GetEnv(longKey), TString());
SetEnv(longKey, longValue);
UNIT_ASSERT_VALUES_EQUAL(GetEnv(longKey), longValue);
SetEnv(longKey, TString());
UNIT_ASSERT_VALUES_EQUAL(GetEnv(longKey), TString());
}
Y_UNIT_TEST(TryGetEnv) {
TString key = "util_TryGetEnv_var";
UNIT_ASSERT_NO_EXCEPTION(TryGetEnv(key));
SetEnv(key, "value");
UNIT_ASSERT(TryGetEnv(key).Defined());
UNIT_ASSERT_VALUES_EQUAL(*TryGetEnv(key), "value");
UnsetEnv(key);
UNIT_ASSERT(TryGetEnv(key).Empty());
}
Y_UNIT_TEST(UnsetEnv) {
TString key = "util_UnsetEnv_var";
SetEnv(key, "value");
UnsetEnv(key);
UNIT_ASSERT_VALUES_EQUAL(GetEnv(key, "default_value"), "default_value");
}
Y_UNIT_TEST(UnsetNonexistingEnv) {
TString key = "util_UnsetNonexistingEnv_var";
UNIT_ASSERT_NO_EXCEPTION(UnsetEnv(key));
UNIT_ASSERT_NO_EXCEPTION(UnsetEnv(key));
}
Y_UNIT_TEST(SetEnvInvalidName) {
UNIT_ASSERT_EXCEPTION(SetEnv("", "value"), yexception);
UNIT_ASSERT_EXCEPTION(SetEnv("A=B", "C=D"), yexception);
}
Y_UNIT_TEST(ClearEnv) {
TString key1 = "util_GETENV_TestVar1";
TString key2 = "util_GETENV_TestVar2";
SetEnv(key1, "some value");
SetEnv(key2, "some other value");
ClearEnv();
UNIT_ASSERT(TryGetEnv(key1).Empty());
UNIT_ASSERT(TryGetEnv(key2).Empty());
}
Y_UNIT_TEST(IterateEnv) {
ClearEnv();
IterateEnv([](TStringBuf name, TStringBuf value) {
UNIT_FAIL(TString::Join("Got unexpected env variable ", name, " with value ", value));
});
TString key1 = "util_GETENV_TestVar1";
TString key2 = "util_GETENV_TestVar2";
TString value1 = "some value";
TString value2 = "some other value";
SetEnv(key1, value1);
SetEnv(key2, value2);
bool foundVar1 = false;
bool foundVar2 = false;
IterateEnv([&](TStringBuf name, TStringBuf value) {
if (name == key1) {
foundVar1 = true;
UNIT_ASSERT_EQUAL(value, value1);
} else if (name == key2) {
foundVar2 = true;
UNIT_ASSERT_EQUAL(value, value2);
} else {
UNIT_FAIL(TString::Join("Got unexpected env variable ", name, " with value ", value));
}
});
UNIT_ASSERT(foundVar1);
UNIT_ASSERT(foundVar2);
}
} // Y_UNIT_TEST_SUITE(EnvTest)
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