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