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make IG test light

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This commit is contained in:
Bas Leijdekkers
2016-07-29 22:19:30 +02:00
parent 95dc9442d3
commit 55eeef39b5
4 changed files with 100 additions and 227 deletions
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plugins/InspectionGadgets/test/com/siyeh/igtest/bitwise/pointless_bitwise_expression/PointlessBitwiseExpression.java
+73
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@@ -0,0 +1,73 @@
package com.siyeh.igtest.bitwise.pointless_bitwise_expression;
public class PointlessBitwiseExpression {
private static final int ZERO = 0;
public static void main(String[] args) {
final int i = 1;
int j = <warning descr="'i & 0' can be replaced with '0'">i & 0</warning>;
System.out.println(j);
j = 3;
int k = <warning descr="'j | 0' can be replaced with 'j'">j | 0</warning>;
System.out.println(k);
k = <warning descr="'j ^ 0' can be replaced with 'j'">j ^ 0</warning>;
System.out.println(k);
k = <warning descr="'j << 0' can be replaced with 'j'">j << 0</warning>;
System.out.println(k);
k = <warning descr="'j >> 0' can be replaced with 'j'">j >> 0</warning>;
System.out.println(k);
k = <warning descr="'j >>> 0' can be replaced with 'j'">j >>> 0</warning>;
System.out.println(k);
k = <warning descr="'j >>> ZERO' can be replaced with 'j'">j >>> ZERO</warning>;
System.out.println(k);
}
public static void main3(String[] args) {
final int i = 1;
int j = <warning descr="'0 & i' can be replaced with '0'">0 & i</warning>;
System.out.println(j);
j = 3;
int k = <warning descr="'0 | j' can be replaced with 'j'">0 | j</warning>;
System.out.println(k);
k = <warning descr="'0 ^ j' can be replaced with 'j'">0 ^ j</warning>;
System.out.println(k);
}
public static void main2(String[] args) {
final int i = 1;
int j = <warning descr="'i & 0xffffffff' can be replaced with 'i'">i & 0xffffffff</warning>;
System.out.println(j);
j = 3;
int k = <warning descr="'j | 0xffffffff' can be replaced with '0xffffffff'">j | 0xffffffff</warning>;
System.out.println(k);
j = 6;
k = <warning descr="'j ^ 0xffffffff' can be replaced with '~j'">j ^ 0xffffffff</warning>;
System.out.println(k);
}
public static void main4(String[] args) {
final int i = 1;
int j = <warning descr="'0xffffffff & i' can be replaced with 'i'">0xffffffff & i</warning>;
System.out.println(j);
j = 3;
int k = <warning descr="'0xffffffff | j' can be replaced with '0xffffffff'">0xffffffff | j</warning>;
System.out.println(k);
j = 6;
k = <warning descr="'0xffffffff ^ j' can be replaced with '~j'">0xffffffff ^ j</warning>;
System.out.println(k);
}
void longExpressions(int i, int j) {
i = <warning descr="'j & 0 & 100' can be replaced with '0'">j & 0 & 100</warning>;
}
void m(int i) {
int h = <warning descr="'0 << 8' can be replaced with '0'">0 << 8</warning>;
int b = <warning descr="'i ^ i' can be replaced with '0'">i ^ i</warning>; // 0
int c = <warning descr="'i & i' can be replaced with 'i'">i & i</warning>; // i
int d = <warning descr="'i | i' can be replaced with 'i'">i | i</warning>; // i
}
}
plugins/InspectionGadgets/test/com/siyeh/igtest/bitwise/pointless_bitwise_expression/PointlessBitwiseExpressionInspection.java
-73
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@@ -1,73 +0,0 @@
package com.siyeh.igtest.bitwise.pointless_bitwise_expression;
public class PointlessBitwiseExpressionInspection {
private static final int ZERO = 0;
public static void main(String[] args) {
final int i = 1;
int j = i & 0;
System.out.println(j);
j = 3;
int k = j | 0;
System.out.println(k);
k = j ^ 0;
System.out.println(k);
k = j << 0;
System.out.println(k);
k = j >> 0;
System.out.println(k);
k = j >>> 0;
System.out.println(k);
k = j >>> ZERO;
System.out.println(k);
}
public static void main3(String[] args) {
final int i = 1;
int j = 0 & i;
System.out.println(j);
j = 3;
int k = 0 | j;
System.out.println(k);
k = 0 ^ j;
System.out.println(k);
}
public static void main2(String[] args) {
final int i = 1;
int j = i & 0xffffffff;
System.out.println(j);
j = 3;
int k = j | 0xffffffff;
System.out.println(k);
j = 6;
k = j ^ 0xffffffff;
System.out.println(k);
}
public static void main4(String[] args) {
final int i = 1;
int j = 0xffffffff & i;
System.out.println(j);
j = 3;
int k = 0xffffffff | j;
System.out.println(k);
j = 6;
k = 0xffffffff ^ j;
System.out.println(k);
}
void longExpressions(int i, int j) {
i = j & 0 & 100;
}
void m(int i) {
int h = 0 << 8;
int b = i ^ i; // 0
int c = i & i; // i
int d = i | i; // i
}
}
plugins/InspectionGadgets/test/com/siyeh/igtest/bitwise/pointless_bitwise_expression/expected.xml
-149
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@@ -1,149 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<problems>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>8</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;i &amp; 0&lt;/code&gt; can be replaced with '0' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>11</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;j | 0&lt;/code&gt; can be replaced with 'j' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>13</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;j ^ 0&lt;/code&gt; can be replaced with 'j' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>15</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;j &lt;&lt; 0&lt;/code&gt; can be replaced with 'j' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>17</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;j &gt;&gt; 0&lt;/code&gt; can be replaced with 'j' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>19</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;j &gt;&gt;&gt; 0&lt;/code&gt; can be replaced with 'j' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>21</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;j &gt;&gt;&gt; ZERO&lt;/code&gt; can be replaced with 'j' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>27</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;0 &amp; i&lt;/code&gt; can be replaced with '0' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>30</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;0 | j&lt;/code&gt; can be replaced with 'j' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>32</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;0 ^ j&lt;/code&gt; can be replaced with 'j' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>39</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;i &amp; 0xffffffff&lt;/code&gt; can be replaced with 'i' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>42</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;j | 0xffffffff&lt;/code&gt; can be replaced with '0xffffffff' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>45</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;j ^ 0xffffffff&lt;/code&gt; can be replaced with '~j' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>53</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;0xffffffff &amp; i&lt;/code&gt; can be replaced with 'i' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>56</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;0xffffffff | j&lt;/code&gt; can be replaced with '0xffffffff' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>59</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;0xffffffff ^ j&lt;/code&gt; can be replaced with '~j' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>64</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;j &amp; 0 &amp; 100&lt;/code&gt; can be replaced with '0' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>68</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;0 &lt;&lt; 8&lt;/code&gt; can be replaced with '0' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>69</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;i ^ i&lt;/code&gt; can be replaced with '0' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>70</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;i &amp; i&lt;/code&gt; can be replaced with 'i' #loc</description>
</problem>
<problem>
<file>PointlessBitwiseExpressionInspection.java</file>
<line>71</line>
<problem_class severity="WARNING" attribute_key="WARNING_ATTRIBUTES">Pointless bitwise expression</problem_class>
<description>&lt;code&gt;i | i&lt;/code&gt; can be replaced with 'i' #loc</description>
</problem>
</problems>
plugins/InspectionGadgets/testsrc/com/siyeh/ig/bitwise/PointlessBitwiseExpressionInspectionTest.java
+27 -5
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@@ -1,11 +1,33 @@
/*
* Copyright 2000-2016 JetBrains s.r.o.
*
* 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
*
* http://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 com.siyeh.ig.bitwise;
import com.siyeh.ig.IGInspectionTestCase;
import com.intellij.codeInspection.InspectionProfileEntry;
import com.siyeh.ig.LightInspectionTestCase;
import org.jetbrains.annotations.Nullable;
public class PointlessBitwiseExpressionInspectionTest extends IGInspectionTestCase {
public class PointlessBitwiseExpressionInspectionTest extends LightInspectionTestCase {
public void test() throws Exception {
doTest("com/siyeh/igtest/bitwise/pointless_bitwise_expression",
new PointlessBitwiseExpressionInspection());
public void testPointlessBitwiseExpression() {
doTest();
}
@Nullable
@Override
protected InspectionProfileEntry getInspection() {
return new PointlessBitwiseExpressionInspection();
}
}