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MnemosTest.java
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/
MnemosTest.java
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/**
* Copyright (c) 2012-2015, jcabi.com
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met: 1) Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer. 2) Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution. 3) Neither the name of the jcabi.com nor
* the names of its contributors may be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
* NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jcabi.aspects.aj;
import org.hamcrest.MatcherAssert;
import org.hamcrest.Matchers;
import org.junit.Test;
/**
* Test case for {@link Mnemos}.
* @author Yegor Bugayenko (yegor@tpc2.com)
* @version $Id$
*/
public final class MnemosTest {
/**
* The representation of a empty array.
*/
private static final transient String EMPTY_ARRAY = "[]";
/**
* Mnemos can build a string from an object.
* @throws Exception If something goes wrong
*/
@Test
public void buildsTextFromObject() throws Exception {
final Object[][] pairs = new Object[][] {
new Object[] {1, "1"},
new Object[] {1.43f, "1.43"},
new Object[] {"\u20ac-plain", "'\u20ac-plain'"},
new Object[] {"test ", "'test '"},
new Object[] {null, "NULL"},
new Object[] {new String[0], this.EMPTY_ARRAY},
new Object[] {new String[] {"abc", "x"}, "['abc', 'x']"},
new Object[] {new Object[] {null, 5}, "[NULL, 5]"},
};
for (final Object[] pair : pairs) {
MatcherAssert.assertThat(
Mnemos.toText(pair[0], false, false),
Matchers.equalTo(pair[1].toString())
);
}
}
/**
* Mnemos can handle toxic objects gracefully.
* @throws Exception If something goes wrong
*/
@Test
public void handlesToxicObjectsGracefully() throws Exception {
MatcherAssert.assertThat(
Mnemos.toText(
new Object() {
@Override
public String toString() {
throw new IllegalArgumentException("boom");
}
}, true, false
),
Matchers.equalTo(
// @checkstyle LineLength (1 line)
"[com.jcabi.aspects.aj.MnemosTest$1 thrown java.lang.IllegalArgumentException(boom)]"
)
);
}
/**
* Mnemos can build a string from an int array.
* @throws Exception If something goes wrong
*/
@Test
public void buildsTextFromIntArray() throws Exception {
final Object[][] pairs = new Object[][] {
new Object[] {new int[0], this.EMPTY_ARRAY},
new Object[] {new int[] {1}, "[1]"},
new Object[] {new int[] {1, 2, 3}, "[1, 2, 3]"},
};
for (final Object[] pair : pairs) {
MatcherAssert.assertThat(
Mnemos.toText(pair[0], false, false),
Matchers.equalTo(pair[1].toString())
);
}
}
/**
* Mnemos can build a string from an long array.
* @throws Exception If something goes wrong
*/
@Test
public void buildsTextFromLongArray() throws Exception {
final Object[][] pairs = new Object[][] {
new Object[] {new long[0], this.EMPTY_ARRAY},
new Object[] {new long[] {2L}, "[2]"},
new Object[] {new long[] {2L, 3L, 4L}, "[2, 3, 4]"},
};
for (final Object[] pair : pairs) {
MatcherAssert.assertThat(
Mnemos.toText(pair[0], false, false),
Matchers.equalTo(pair[1].toString())
);
}
}
/**
* Mnemos can build a string from an float array.
* @throws Exception If something goes wrong
*/
@Test
public void buildsTextFromFloatArray() throws Exception {
final Object[][] pairs = new Object[][] {
new Object[] {new float[0], this.EMPTY_ARRAY},
new Object[] {new float[] {1.01f}, "[1.01]"},
new Object[] {
new float[] {1.01f, 2.02f, 3.03f},
"[1.01, 2.02, 3.03]",
},
};
for (final Object[] pair : pairs) {
MatcherAssert.assertThat(
Mnemos.toText(pair[0], false, false),
Matchers.equalTo(pair[1].toString())
);
}
}
/**
* Mnemos can build a string from an double array.
* @throws Exception If something goes wrong
*/
@Test
public void buildsTextFromDoubleArray() throws Exception {
final Object[][] pairs = new Object[][] {
new Object[] {new double[0], this.EMPTY_ARRAY},
new Object[] {new double[] {2.01}, "[2.01]"},
new Object[] {
new double[] {2.01, 2.02, 2.03},
"[2.01, 2.02, 2.03]",
},
};
for (final Object[] pair : pairs) {
MatcherAssert.assertThat(
Mnemos.toText(pair[0], false, false),
Matchers.equalTo(pair[1].toString())
);
}
}
/**
* Mnemos can build a string from an char array.
* @throws Exception If something goes wrong
*/
@Test
public void buildsTextFromCharArray() throws Exception {
final Object[][] pairs = new Object[][] {
new Object[] {new char[0], this.EMPTY_ARRAY},
new Object[] {new char[] {'a'}, "[a]"},
new Object[] {new char[] {'a', 'b', 'c'}, "[a, b, c]"},
};
for (final Object[] pair : pairs) {
MatcherAssert.assertThat(
Mnemos.toText(pair[0], false, false),
Matchers.equalTo(pair[1].toString())
);
}
}
/**
* Mnemos can build a string from an boolean array.
* @throws Exception If something goes wrong
*/
@Test
public void buildsTextFromBooleanArray() throws Exception {
final Object[][] pairs = new Object[][] {
new Object[] {new boolean[0], this.EMPTY_ARRAY},
new Object[] {new boolean[] {true}, "[true]"},
new Object[] {
new boolean[] {true, false, false},
"[true, false, false]",
},
};
for (final Object[] pair : pairs) {
MatcherAssert.assertThat(
Mnemos.toText(pair[0], false, false),
Matchers.equalTo(pair[1].toString())
);
}
}
}