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#3263 LRUCacheTest and MRUCacheTest #3277

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Merged
siriak merged 2 commits into from
Sep 19, 2022
Merged

#3263 LRUCacheTest and MRUCacheTest #3277

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45c557a
#3263 LRUCacheTest and MRUCacheTest
Sep 17, 2022
3dbb358
Merge branch 'master' into #3263_test_LRU_and_MRUCache
siriak Sep 19, 2022
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12 changes: 0 additions & 12 deletions src/main/java/com/thealgorithms/datastructures/caches/LRUCache.java
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Original file line number Diff line number Diff line change
Expand Up @@ -168,16 +168,4 @@ public void setValue(J value) {
this.value = value;
}
}

public static void main(String[] args) {
final LRUCache<String, Integer> cache = new LRUCache<>(2);
cache.put("Key1", 1);
cache.put("Key2", 2);
cache.put("Key3", 3);
cache.put("Key4", 4);
System.out.println("getValue(Key1): " + cache.get("Key1"));
System.out.println("getValue(Key2): " + cache.get("Key2"));
System.out.println("getValue(Key3): " + cache.get("Key3"));
System.out.println("getValue(Key4): " + cache.get("Key4"));
}
}
12 changes: 0 additions & 12 deletions src/main/java/com/thealgorithms/datastructures/caches/MRUCache.java
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Original file line number Diff line number Diff line change
Expand Up @@ -166,16 +166,4 @@ public void setValue(J value) {
this.value = value;
}
}

public static void main(String[] args) {
final MRUCache<String, Integer> cache = new MRUCache<>(2);
cache.put("Key1", 1);
cache.put("Key2", 2);
cache.put("Key3", 3);
cache.put("Key4", 4);
System.out.println("getValue(Key1): " + cache.get("Key1"));
System.out.println("getValue(Key2): " + cache.get("Key2"));
System.out.println("getValue(Key3): " + cache.get("Key3"));
System.out.println("getValue(Key4): " + cache.get("Key4"));
}
}
58 changes: 58 additions & 0 deletions src/test/java/com/thealgorithms/datastructures/caches/LRUCacheTest.java
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@@ -0,0 +1,58 @@
package com.thealgorithms.datastructures.caches;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNull;

import org.junit.jupiter.api.Test;

public class LRUCacheTest {

private static final int SIZE = 5;

@Test
public void putAndGetIntegerValues() {
LRUCache<Integer, Integer> lruCache = new LRUCache<>(SIZE);

for(int i = 0; i < SIZE; i++) {
lruCache.put(i, i);
}

for(int i = 0; i < SIZE; i++) {
assertEquals(i, lruCache.get(i));
}
}

@Test
public void putAndGetStringValues() {
LRUCache<String, String> lruCache = new LRUCache<>(SIZE);

for(int i = 0; i < SIZE; i++) {
lruCache.put("key" + i, "value" + i);
}

for(int i = 0; i < SIZE; i++) {
assertEquals("value" + i, lruCache.get("key" + i));
}
}

@Test
public void nullKeysAndValues() {
LRUCache<Integer, Integer> mruCache = new LRUCache<>(SIZE);
mruCache.put(null, 2);
mruCache.put(6, null);

assertEquals(2, mruCache.get(null));
assertNull(mruCache.get(6));
}

@Test
public void overCapacity() {
LRUCache<Integer, Integer> mruCache = new LRUCache<>(SIZE);

for(int i = 0; i < 10; i++) {
mruCache.put(i, i);
}

assertEquals(9, mruCache.get(9));
}
}
58 changes: 58 additions & 0 deletions src/test/java/com/thealgorithms/datastructures/caches/MRUCacheTest.java
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@@ -0,0 +1,58 @@
package com.thealgorithms.datastructures.caches;

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNull;

public class MRUCacheTest {

private static final int SIZE = 5;

@Test
public void putAndGetIntegerValues() {
MRUCache<Integer, Integer> lruCache = new MRUCache<>(SIZE);

for(int i = 0; i < SIZE; i++) {
lruCache.put(i, i);
}

for(int i = 0; i < SIZE; i++) {
assertEquals(i, lruCache.get(i));
}
}

@Test
public void putAndGetStringValues() {
MRUCache<String, String> lruCache = new MRUCache<>(SIZE);

for(int i = 0; i < SIZE; i++) {
lruCache.put("key" + i, "value" + i);
}

for(int i = 0; i < SIZE; i++) {
assertEquals("value" + i, lruCache.get("key" + i));
}
}

@Test
public void nullKeysAndValues() {
MRUCache<Integer, Integer> mruCache = new MRUCache<>(SIZE);
mruCache.put(null, 2);
mruCache.put(6, null);

assertEquals(2, mruCache.get(null));
assertNull(mruCache.get(6));
}

@Test
public void overCapacity() {
MRUCache<Integer, Integer> mruCache = new MRUCache<>(SIZE);

for(int i = 0; i < 10; i++) {
mruCache.put(i, i);
}

assertEquals(9, mruCache.get(9));
}
}