Files
esphome/tests/components/counter/sensor/test_counter.cpp
T

85 lines
2.2 KiB
C++

#include "../common.h"
namespace esphome::counter::testing {
TEST_F(CounterTest, StartsAtZero) {
this->counter_.setup();
EXPECT_EQ(this->counter_.state, 0.0f);
}
TEST(CounterInitialValue, PublishedAtSetupWhenNotRestoring) {
CounterSensor counter(false, -12);
counter.setup();
EXPECT_EQ(counter.state, -12.0f);
counter.increment();
EXPECT_EQ(counter.state, -11.0f);
}
TEST_F(CounterTest, SetValuePublishesState) {
this->counter_.set_value(42);
EXPECT_EQ(this->counter_.state, 42.0f);
}
TEST_F(CounterTest, IncrementDefaultsToOne) {
this->counter_.increment();
this->counter_.increment();
EXPECT_EQ(this->counter_.state, 2.0f);
}
TEST_F(CounterTest, IncrementAcceptsNegativeAmounts) {
this->counter_.set_value(10);
this->counter_.increment(-25);
EXPECT_EQ(this->counter_.state, -15.0f);
}
TEST_F(CounterTest, ValueBeyondInt32) {
this->counter_.set_value(5000000000LL);
this->counter_.increment(5000000000LL);
EXPECT_EQ(this->counter_.state, 1.0e10f);
}
TEST_F(CounterTest, IncrementWrapsAtInt64Limits) {
this->counter_.set_value(INT64_MAX_VALUE);
this->counter_.increment(1);
EXPECT_EQ(this->counter_.state, static_cast<float>(INT64_MIN_VALUE));
this->counter_.set_value(INT64_MIN_VALUE);
this->counter_.increment(-1);
EXPECT_EQ(this->counter_.state, static_cast<float>(INT64_MAX_VALUE));
}
TEST_F(CounterTest, CountsEachPublishFromSource) {
sensor::Sensor source;
this->counter_.count_updates_from(&source);
// The counted value is unrelated to what the source publishes.
source.publish_state(10.0f);
source.publish_state(10.0f);
source.publish_state(-3.5f);
EXPECT_EQ(this->counter_.state, 3.0f);
}
TEST_F(CounterTest, SourceUpdatesAddToCurrentValue) {
sensor::Sensor source;
this->counter_.count_updates_from(&source);
this->counter_.set_value(100);
source.publish_state(1.0f);
EXPECT_EQ(this->counter_.state, 101.0f);
}
TEST_F(CounterTest, CountsOnlyTrueFromBinarySource) {
FakeBinarySource source;
this->counter_.count_true_from(&source);
source.publish(true);
source.publish(false);
EXPECT_EQ(this->counter_.state, 1.0f);
source.publish(true);
source.publish(false);
source.publish(false);
EXPECT_EQ(this->counter_.state, 2.0f);
}
} // namespace esphome::counter::testing