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EOstdoutTest.java
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EOstdoutTest.java
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/*
* The MIT License (MIT)
*
* Copyright (c) 2016-2024 Objectionary.com
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/*
* @checkstyle PackageNameCheck (10 lines)
*/
package EOorg.EOeolang.EOio;
import EOorg.EOeolang.EOseq;
import EOorg.EOeolang.EOtuple;
import EOorg.EOeolang.EOtuple$EOempty;
import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import org.eolang.AtComposite;
import org.eolang.Data;
import org.eolang.Dataized;
import org.eolang.PhCopy;
import org.eolang.PhDefault;
import org.eolang.PhMethod;
import org.eolang.PhWith;
import org.eolang.Phi;
import org.hamcrest.MatcherAssert;
import org.hamcrest.Matchers;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.CsvSource;
/**
* Test case for {@link EOstdout}.
* @since 0.1
*/
public final class EOstdoutTest {
@Test
public void printsFromTuple() {
final Phi tuple = new EOtuple(Phi.Φ);
tuple.attr(0).put(
Phi.Φ.attr("org").get()
.attr("eolang").get()
.attr("tuple").get()
.attr("empty").get()
);
tuple.attr(1).put(new Data.ToPhi("Hello"));
final ByteArrayOutputStream stream = new ByteArrayOutputStream();
new Dataized(
new PhWith(
new EOstdout(Phi.Φ, new PrintStream(stream)),
0,
new PhWith(
tuple.attr("at").get().copy(),
0, new Data.ToPhi(0L)
)
)
).take(Boolean.class);
MatcherAssert.assertThat(
stream.toString(),
Matchers.equalTo("Hello")
);
}
@Test
public void printsString() {
final Phi format = new Data.ToPhi("Hello, world!\n");
final Phi phi = new PhWith(
new PhCopy(new EOstdout(Phi.Φ)),
"text",
format
);
MatcherAssert.assertThat(
new Dataized(phi).take(Boolean.class),
Matchers.equalTo(true)
);
}
@ParameterizedTest
@CsvSource({"lt", "gt", "lte", "gte", "eq"})
public void doesNotPrintTwiceOnIntComparisonMethods(final String method) {
final ByteArrayOutputStream stream = new ByteArrayOutputStream();
final String str = "Hello world";
new Dataized(
new PrintWithCmp(
new PhMethod(
new Data.ToPhi(1L),
method
),
new Data.ToPhi(2L),
new PhWith(
new EOstdout(Phi.Φ, new PrintStream(stream)),
"text",
new Data.ToPhi(str)
)
)
).take();
MatcherAssert.assertThat(
stream.toString(),
Matchers.equalTo(str)
);
}
@ParameterizedTest()
@CsvSource({"lt", "gt", "lte", "gte"})
public void doesNotPrintTwiceOnFloatComparisonMethods(final String method) {
final ByteArrayOutputStream stream = new ByteArrayOutputStream();
final String str = "Hello world";
new Dataized(
new PrintWithCmp(
new PhMethod(
new Data.ToPhi(1.0),
method
),
new Data.ToPhi(3.0),
new PhWith(
new EOstdout(Phi.Φ, new PrintStream(stream)),
"text",
new Data.ToPhi(str)
)
)
).take();
MatcherAssert.assertThat(
stream.toString(),
Matchers.equalTo(str)
);
}
/**
* PrintWithCmp Phi.
*
* @since 1.0
*/
private static class PrintWithCmp extends PhDefault {
/**
* Ctor.
*
* @param method Comparison PhMethod ("lt", "gt", "lte", "gte")
* @param value Phi value to be compared
* @param stdout Phi object with printing a string via {@link EOstdout} object
*/
PrintWithCmp(final Phi method, final Phi value, final Phi stdout) {
super(Phi.Φ);
this.add(
"φ",
new AtComposite(
this,
self -> new Data.ToPhi(
new Dataized(
new PhWith(
method,
0,
new PhWith(
new EOseq(Phi.Φ),
0,
new PhWith(
new PhWith(
new EOtuple$EOempty(Phi.Φ)
.attr("with")
.get()
.copy(),
0,
stdout
).attr("with").get().copy(),
0, value
)
)
)
).take()
)
)
);
}
}
}