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Add toString method to AbstractInstrument #4883

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merged 3 commits into from Oct 25, 2022
Merged

Add toString method to AbstractInstrument #4883

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6591edd
Add toString method to AbstractInstrument
mkorzeniewski Oct 24, 2022
65aa08c
add test for toString method
mkorzeniewski Oct 25, 2022
ffdf04e
use hasToString assertion for toString test
mkorzeniewski Oct 25, 2022
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5 changes: 5 additions & 0 deletions sdk/metrics/src/main/java/io/opentelemetry/sdk/metrics/AbstractInstrument.java
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Expand Up @@ -39,4 +39,9 @@ public boolean equals(@Nullable Object o) {
public int hashCode() {
return descriptor.hashCode();
}

@Override
public String toString() {
return this.getClass().getSimpleName() + "{" + "descriptor=" + getDescriptor() + '}';
}
}
7 changes: 7 additions & 0 deletions sdk/metrics/src/test/java/io/opentelemetry/sdk/metrics/AbstractInstrumentTest.java
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Expand Up @@ -22,6 +22,13 @@ void getValues() {
assertThat(testInstrument.getDescriptor()).isSameAs(INSTRUMENT_DESCRIPTOR);
}

@Test
void testToString() {
TestInstrument testInstrument = new TestInstrument(INSTRUMENT_DESCRIPTOR);
assertThat(testInstrument)
.hasToString("TestInstrument{descriptor=" + INSTRUMENT_DESCRIPTOR + "}");
}

private static final class TestInstrument extends AbstractInstrument {
TestInstrument(InstrumentDescriptor descriptor) {
super(descriptor);
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