Tests for java, minor extension for multilspy

Written by windsurf ang GPT4.1

test/multilspy/java/test_java_basic.py

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+import os
+
+import pytest
+
+from multilspy.multilspy_config import Language
+
+
+def find_symbol_recursive(symbols, name):
+    for symbol in symbols:
+        if symbol.get("name") == name:
+            return True
+        if symbol.get("children"):
+            if find_symbol_recursive(symbol["children"], name):
+                return True
+    return False
+
+
+class TestJavaLanguageServer:
+    @pytest.mark.parametrize("language_server", [Language.JAVA], indirect=True)
+    def test_find_symbol(self, language_server):
+        symbols = language_server.request_full_symbol_tree()
+        assert find_symbol_recursive(symbols, "Main"), "Main class not found in symbol tree"
+        assert find_symbol_recursive(symbols, "Utils"), "Utils class not found in symbol tree"
+        assert find_symbol_recursive(symbols, "Model"), "Model class not found in symbol tree"
+
+    @pytest.mark.parametrize("language_server", [Language.JAVA], indirect=True)
+    def test_find_referencing_symbols(self, language_server):
+        # Use correct Maven/Java file paths
+        file_path = os.path.join("src", "main", "java", "test_repo", "Utils.java")
+        refs = language_server.request_references(file_path, 4, 20)
+        print(f"References for Utils.printHello: {refs}")
+        assert any("Main.java" in ref.get("relativePath", "") for ref in refs), "Main should reference Utils.printHello"
+
+        # Dynamically determine the correct line/column for the 'Model' class name
+        file_path = os.path.join("src", "main", "java", "test_repo", "Model.java")
+        symbols = language_server.request_document_symbols(file_path)
+        model_symbol = None
+        for sym in symbols[0]:
+            if sym.get("name") == "Model" and sym.get("kind") == 5:  # 5 = Class
+                model_symbol = sym
+                break
+        assert model_symbol is not None, "Could not find 'Model' class symbol in Model.java"
+        rng = model_symbol["range"]["start"]
+        print(f"Model symbol range: {model_symbol['range']}")
+        refs = language_server.request_references(file_path, rng["line"], rng["character"])
+        print(f"References for Model class: {refs}")
+        assert any("Main.java" in ref.get("relativePath", "") for ref in refs), "Main should reference Model"
+
+    @pytest.mark.parametrize("language_server", [Language.JAVA], indirect=True)
+    def test_overview_methods(self, language_server):
+        symbols = language_server.request_full_symbol_tree()
+        assert find_symbol_recursive(symbols, "Main"), "Main missing from overview"
+        assert find_symbol_recursive(symbols, "Utils"), "Utils missing from overview"
+        assert find_symbol_recursive(symbols, "Model"), "Model missing from overview"

test/resources/repos/java/test_repo/pom.xml

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+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>org.example</groupId>
+    <artifactId>test_repo</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <packaging>jar</packaging>
+    <name>Java Test Repo</name>
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+    </properties>
+</project>

test/resources/repos/java/test_repo/src/main/java/test_repo/Main.java

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+package test_repo;
+
+public class Main {
+    public static void main(String[] args) {
+        Utils.printHello();
+        Model model = new Model("Cascade");
+        System.out.println(model.getName());
+        acceptModel(model);
+    }
+    public static void acceptModel(Model m) {
+        // Do nothing, just for LSP reference
+    }
+}

test/resources/repos/java/test_repo/src/main/java/test_repo/Model.java

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+package test_repo;
+
+public class Model {
+    private String name;
+
+    public Model(String name) {
+        this.name = name;
+    }
+
+    public String getName() {
+        return name;
+    }
+}

test/resources/repos/java/test_repo/src/main/java/test_repo/Utils.java

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+package test_repo;
+
+public class Utils {
+    public static void printHello() {
+        System.out.println("Hello from Utils!");
+    }
+}