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codeboyzhou wants to merge 1 commit into from
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Add unit tests for Assert and Utils classes #70

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42 changes: 42 additions & 0 deletions mcp/src/test/java/io/modelcontextprotocol/util/AssertTests.java
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package io.modelcontextprotocol.util;

import org.junit.jupiter.api.Test;

import java.util.List;

import static org.junit.jupiter.api.Assertions.*;

class AssertTests {

@Test
void testCollectionNotEmpty() {
IllegalArgumentException e1 = assertThrows(IllegalArgumentException.class,
() -> Assert.notEmpty(null, "collection is null"));
assertEquals("collection is null", e1.getMessage());

IllegalArgumentException e2 = assertThrows(IllegalArgumentException.class,
() -> Assert.notEmpty(List.of(), "collection is empty"));
assertEquals("collection is empty", e2.getMessage());

assertDoesNotThrow(() -> Assert.notEmpty(List.of("test"), "collection is not empty"));
}

@Test
void testObjectNotNull() {
IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
() -> Assert.notNull(null, "object is null"));
assertEquals("object is null", e.getMessage());

assertDoesNotThrow(() -> Assert.notNull("test", "object is not null"));
}

@Test
void testStringHasText() {
IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
() -> Assert.hasText(null, "string is null"));
assertEquals("string is null", e.getMessage());

assertDoesNotThrow(() -> Assert.hasText("test", "string is not empty"));
}

}
36 changes: 36 additions & 0 deletions mcp/src/test/java/io/modelcontextprotocol/util/UtilsTests.java
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package io.modelcontextprotocol.util;

import org.junit.jupiter.api.Test;

import java.util.Collection;
import java.util.List;
import java.util.Map;

import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;

class UtilsTests {

@Test
void testHasText() {
assertFalse(Utils.hasText(null));
assertFalse(Utils.hasText(""));
assertFalse(Utils.hasText(" "));
assertTrue(Utils.hasText("test"));
}

@Test
void testCollectionIsEmpty() {
assertTrue(Utils.isEmpty((Collection<?>) null));
assertTrue(Utils.isEmpty(List.of()));
assertFalse(Utils.isEmpty(List.of("test")));
}

@Test
void testMapIsEmpty() {
assertTrue(Utils.isEmpty((Map<?, ?>) null));
assertTrue(Utils.isEmpty(Map.of()));
assertFalse(Utils.isEmpty(Map.of("key", "value")));
}

}