org.openrewrite.java.tree.LiteralTest Maven / Gradle / Ivy
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/*
* Copyright 2020 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.openrewrite.java.tree;
import org.junit.jupiter.api.Test;
import org.openrewrite.Issue;
import org.openrewrite.test.RewriteTest;
import static org.openrewrite.java.Assertions.java;
class LiteralTest implements RewriteTest {
@Test
void intentionallyBadUnicodeCharacter() {
rewriteRun(
java(
"""
class Test {
void test() {
String[] strings = new String[] { "\\\\u{U1}", "\\\\u1234", "\\\\u{00AUF}" };
}
}
"""
)
);
}
@Test
void literalField() {
rewriteRun(
java(
"""
class Test {
int n = 0;
}
"""
)
);
}
@Test
void literalCharacter() {
rewriteRun(
java(
"""
class Test {
char c = 'a';
}
"""
)
);
}
@Test
void literalNumerics() {
rewriteRun(
java(
"""
class Test {
double d1 = 1.0d;
double d2 = 1.0;
long l1 = 1L;
long l2 = 1;
}
"""
)
);
}
@SuppressWarnings("OctalInteger")
@Test
void literalOctal() {
rewriteRun(
java(
"""
class Test {
long l = 01L;
byte b = 01;
short s = 01;
int i = 01;
double d = 01;
float f = 01;
}
"""
)
);
}
@Test
void literalBinary() {
rewriteRun(
java(
"""
class Test {
long l = 0b10L;
byte b = 0b10;
short s = 0b10;
int i = 0b10;
}
"""
)
);
}
@Test
void literalHex() {
rewriteRun(
java(
"""
class Test {
long l = 0xA0L;
byte b = 0xA0;
short s = 0xA0;
int i = 0xA0;
}
"""
)
);
}
@Issue("https://github.com/openrewrite/rewrite/issues/405")
@Test
void unmatchedSurrogatePair() {
rewriteRun(
java(
"""
class Test {
char c1 = '\uD800';
char c2 = '\uDfFf';
}
"""
)
);
}
@Issue("https://github.com/openrewrite/rewrite/issues/405")
@Test
void unmatchedSurrogatePairInString() {
rewriteRun(
java(
"""
class Test {
String s1 = "\uD800";
String s2 = "\uDfFf";
}
"""
)
);
}
@Issue("https://github.com/openrewrite/rewrite/issues/1387")
@Test
void multipleUnicodeEscapeCharactersAtValueSourceIndex() {
rewriteRun(
java(
"""
class Test {
String s1 = "A\ud83c\udf09";
String s2 = "B\ud83c\udf09\ud83c\udf09";
String s3 = "C\uDfFf D \ud83c\udf09\ud83c\udf09";
}
"""
)
);
}
@Test
void transformString() {
rewriteRun(
java(
"""
class Test {
String s = "foo ''";
}
"""
)
);
}
@Test
void nullLiteral() {
rewriteRun(
java(
"""
class Test {
String s = null;
}
"""
)
);
}
@Test
void transformLong() {
rewriteRun(
java(
"""
class Test {
Long l = 2L;
}
"""
)
);
}
@SuppressWarnings("LongLiteralEndingWithLowercaseL")
@Test
void variationInSuffixCasing() {
rewriteRun(
java(
"""
class Test {
Long l = 0l;
Long m = 0L;
}
"""
)
);
}
@Test
void escapedString() {
rewriteRun(
java(
"""
class Test {
String s = "\\t \\n";
}
"""
)
);
}
@Test
void escapedCharacter() {
rewriteRun(
java(
"""
class Test {
char c = '\\'';
char tab = ' ';
}
"""
)
);
}
}