package unit.jakartamigration.dependencyanalysis.service;
import adrianmikula.jakartamigration.dependencyanalysis.domain.DependencyGraph;
import adrianmikula.jakartamigration.dependencyanalysis.service.DependencyGraphBuilder;
import adrianmikula.jakartamigration.dependencyanalysis.service.DependencyGraphException;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import java.nio.file.Path;
import java.nio.file.Paths;
import static org.junit.jupiter.api.Assertions.*;
@DisplayName("DependencyGraphBuilder Tests")
class DependencyGraphBuilderTest {
private DependencyGraphBuilder builder;
@org.junit.jupiter.api.BeforeEach
void setUp() {
builder = new adrianmikula.jakartamigration.dependencyanalysis.service.impl.MavenDependencyGraphBuilder();
}
@Test
@DisplayName("Should throw exception when pom.xml does not exist")
void shouldThrowWhenPomXmlNotFound() {
// Given
Path nonExistentPom = Paths.get("non-existent", "pom.xml");
// When & Then
assertThrows(DependencyGraphException.class, () ->
builder.buildFromMaven(nonExistentPom)
);
}
@Test
@DisplayName("Should throw exception when build.gradle does not exist")
void shouldThrowWhenGradleFileNotFound() {
// Given
Path nonExistentGradle = Paths.get("non-existent", "build.gradle");
// When & Then
assertThrows(DependencyGraphException.class, () ->
builder.buildFromGradle(nonExistentGradle)
);
}
@Test
@DisplayName("Should throw exception when project root has no build files")
void shouldThrowWhenNoBuildFilesFound() {
// Given
Path emptyProject = Paths.get("empty-project");
// When & Then
assertThrows(DependencyGraphException.class, () ->
builder.buildFromProject(emptyProject)
);
}
// Note: Integration tests with actual pom.xml/build.gradle files will be added
// once we implement the builder
}
