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fix: Sonar follow-ups — ModuleDeps ordering, Express dead code, RepositoryIdentity env #60

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aksOps merged 3 commits into from
Apr 23, 2026
Merged

fix: Sonar follow-ups — ModuleDeps ordering, Express dead code, RepositoryIdentity env #60

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4d43223
fix(detector): ModuleDepsDetector reaches settings.gradle branch
aksOps Apr 23, 2026
02b5940
refactor(detector): remove dead detectWithAst from ExpressRouteDetector
aksOps Apr 23, 2026
5646a92
fix(test): RepositoryIdentityTest no longer depends on local git state
aksOps Apr 23, 2026
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11 changes: 8 additions & 3 deletions src/main/java/io/github/randomcodespace/iq/detector/jvm/java/ModuleDepsDetector.java
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Expand Up @@ -61,11 +61,16 @@ public DetectorResult detect(DetectorContext ctx) {
String filePath = ctx.filePath();
if (filePath.endsWith("pom.xml")) {
return detectMaven(ctx);
} else if (filePath.endsWith(".gradle") || filePath.endsWith(".gradle.kts")) {
return detectGradle(ctx);
} else if (filePath.endsWith("settings.gradle") || filePath.endsWith("settings.gradle.kts")) {
}
// Order matters: `settings.gradle[.kts]` must be matched before the generic
// `.gradle[.kts]` branch, otherwise Gradle multi-module settings files are
// misrouted to detectGradle() and never reach detectGradleSettings().
if (filePath.endsWith("settings.gradle") || filePath.endsWith("settings.gradle.kts")) {
return detectGradleSettings(ctx);
}
if (filePath.endsWith(".gradle") || filePath.endsWith(".gradle.kts")) {
return detectGradle(ctx);
}
return DetectorResult.empty();
}

Expand Down
96 changes: 0 additions & 96 deletions src/main/java/io/github/randomcodespace/iq/detector/typescript/ExpressRouteDetector.java
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Expand Up @@ -2,17 +2,12 @@

import io.github.randomcodespace.iq.detector.DetectorContext;
import io.github.randomcodespace.iq.detector.DetectorResult;
import io.github.randomcodespace.iq.grammar.javascript.JavaScriptParser;
import io.github.randomcodespace.iq.grammar.javascript.JavaScriptParserBaseListener;
import io.github.randomcodespace.iq.model.CodeNode;
import io.github.randomcodespace.iq.model.NodeKind;
import org.antlr.v4.runtime.tree.ParseTree;
import org.antlr.v4.runtime.tree.ParseTreeWalker;
import org.springframework.stereotype.Component;

import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import io.github.randomcodespace.iq.detector.DetectorInfo;
Expand All @@ -30,10 +25,6 @@
@Component
public class ExpressRouteDetector extends AbstractTypeScriptDetector {

private static final Set<String> HTTP_METHODS = Set.of(
"get", "post", "put", "delete", "patch", "options", "head", "all"
);

private static final Pattern ROUTE_PATTERN = Pattern.compile(
"(\\w+)\\.(get|post|put|delete|patch|options|head|all)\\(\\s*['\"`]([^'\"`]+)['\"`]"
);
Expand All @@ -43,53 +34,6 @@ public String getName() {
return "typescript.express_routes";
}


@Override
protected DetectorResult detectWithAst(ParseTree tree, DetectorContext ctx) {
List<CodeNode> nodes = new ArrayList<>();
String filePath = ctx.filePath();
String moduleName = ctx.moduleName();

ParseTreeWalker.DEFAULT.walk(new JavaScriptParserBaseListener() {
@Override
public void enterArgumentsExpression(JavaScriptParser.ArgumentsExpressionContext argCtx) {
// Look for: expr.method(args) where method is an HTTP method
if (argCtx.singleExpression() instanceof JavaScriptParser.MemberDotExpressionContext memberCtx) {
String methodName = memberCtx.identifierName().getText();
if (!HTTP_METHODS.contains(methodName)) return;

String routerName = extractIdentifierText(memberCtx.singleExpression());
if (routerName == null) return;

// Get the first string argument (the path)
String path = extractFirstStringArg(argCtx.arguments());
if (path == null) return;

String method = methodName.toUpperCase();
int line = lineOf(argCtx);

String nodeId = "endpoint:" + (moduleName != null ? moduleName : "") + ":" + method + ":" + path;
CodeNode node = new CodeNode();
node.setId(nodeId);
node.setKind(NodeKind.ENDPOINT);
node.setLabel(method + " " + path);
node.setFqn(filePath + "::" + method + ":" + path);
node.setModule(moduleName);
node.setFilePath(filePath);
node.setLineStart(line);
node.getProperties().put("protocol", "REST");
node.getProperties().put("http_method", method);
node.getProperties().put("path_pattern", path);
node.getProperties().put("framework", "express");
node.getProperties().put("router", routerName);
nodes.add(node);
}
}
}, tree);

return DetectorResult.of(nodes, List.of());
}

@Override
protected DetectorResult detectWithRegex(DetectorContext ctx) {
List<CodeNode> nodes = new ArrayList<>();
Expand Down Expand Up @@ -124,44 +68,4 @@ protected DetectorResult detectWithRegex(DetectorContext ctx) {

return DetectorResult.of(nodes, List.of());
}

/** Extract a simple identifier name from a single expression, or null. */
static String extractIdentifierText(JavaScriptParser.SingleExpressionContext expr) {
if (expr instanceof JavaScriptParser.IdentifierExpressionContext idCtx) {
return idCtx.getText();
}
// For chained access like `this.app`, return the whole text
if (expr instanceof JavaScriptParser.MemberDotExpressionContext memberCtx) {
return memberCtx.getText();
}
return expr != null ? expr.getText() : null;
}

/** Extract the first string literal argument from an arguments context. */
static String extractFirstStringArg(JavaScriptParser.ArgumentsContext args) {
if (args == null || args.argument() == null || args.argument().isEmpty()) return null;
var firstArg = args.argument(0);
if (firstArg == null || firstArg.singleExpression() == null) return null;
var expr = firstArg.singleExpression();
return extractStringLiteral(expr);
}

/** Extract a string literal value (strip quotes) from a single expression. */
static String extractStringLiteral(JavaScriptParser.SingleExpressionContext expr) {
if (expr instanceof JavaScriptParser.LiteralExpressionContext litCtx) {
var literal = litCtx.literal();
if (literal != null && literal.StringLiteral() != null) {
String raw = literal.StringLiteral().getText();
return raw.substring(1, raw.length() - 1);
}
}
// Handle template strings (backtick with no expressions)
if (expr instanceof JavaScriptParser.TemplateStringExpressionContext) {
String raw = expr.getText();
if (raw.startsWith("`") && raw.endsWith("`")) {
return raw.substring(1, raw.length() - 1);
}
}
return null;
}
}
97 changes: 90 additions & 7 deletions src/test/java/io/github/randomcodespace/iq/detector/jvm/java/ModuleDepsDetectorTest.java
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Expand Up @@ -3,6 +3,7 @@
import io.github.randomcodespace.iq.detector.DetectorContext;
import io.github.randomcodespace.iq.detector.DetectorResult;
import io.github.randomcodespace.iq.detector.DetectorTestUtils;
import io.github.randomcodespace.iq.model.CodeNode;
import io.github.randomcodespace.iq.model.EdgeKind;
import io.github.randomcodespace.iq.model.NodeKind;
import org.junit.jupiter.api.Test;
Expand All @@ -15,6 +16,10 @@
*
* <p>Covers Maven (pom.xml), Gradle build scripts (.gradle / .gradle.kts), and
* Gradle settings (settings.gradle / settings.gradle.kts) detection paths.
*
* <p>The settings.gradle dispatch was previously shadowed by the generic
* {@code .endsWith(".gradle")} branch; the tests below both exercise the fixed
* path and guard against a regression to that bug.
*/
class ModuleDepsDetectorTest {

Expand Down Expand Up @@ -263,16 +268,87 @@ void gradleKts_withGroovyStyleStringDep_isDetected() {
.hasSize(1);
}

@Test
void buildGradle_routesToDetectGradle_notToSettings() {
// Regression guard: `include ':x'` tokens that happen to appear in a build.gradle
// file must NOT be interpreted as settings-style module includes — those only apply
// inside settings.gradle. This pairs with the settings.gradle dispatch tests below.
String build = """
dependencies {
implementation project(':shared')
implementation 'com.acme:lib:1.0.0'
}
""";
DetectorContext ctx = DetectorTestUtils.contextFor("build.gradle", "gradle", build);
DetectorResult r = detector.detect(ctx);

// detectGradle emits a module node for the current file plus DEPENDS_ON edges.
assertThat(r.nodes()).isNotEmpty();
assertThat(r.edges()).isNotEmpty();
}

// ---------------------------------------------------------------
// Gradle settings.gradle
// Gradle settings.gradle — the fixed dispatch branch
// ---------------------------------------------------------------
//
// The detector's dispatch chain checks `.endsWith(".gradle")` *before*
// `.endsWith("settings.gradle")`, so any filename ending in `.gradle`
// routes to detectGradle (not detectGradleSettings). The
// detectGradleSettings() branch is therefore unreachable via the public
// detect() API for these filenames — flagged as a follow-up bug.
// We intentionally omit direct tests for that unreachable branch.
// Prior to the dispatch-order fix, `.endsWith(".gradle")` matched
// settings.gradle first, so detectGradleSettings() was unreachable via the
// public detect() API. Tests below both exercise the now-reachable path
// and pin the contract so the bug cannot reappear.

@Test
void settingsGradle_routesToDetectGradleSettings_andEmitsModuleNodes() {
// `include 'foo'` is only handled by detectGradleSettings.
// detectGradle would emit zero module nodes for this input, so seeing
// module nodes here proves the dispatch fix reaches detectGradleSettings.
String settings = """
rootProject.name = 'acme'
include ':api'
include ':domain'
include ':infra'
""";
DetectorContext ctx = DetectorTestUtils.contextFor("settings.gradle", "gradle", settings);
DetectorResult r = detector.detect(ctx);

assertThat(r.nodes())
.extracting(CodeNode::getLabel)
.containsExactlyInAnyOrder("api", "domain", "infra");
assertThat(r.nodes())
.allMatch(n -> n.getKind() == NodeKind.MODULE);
assertThat(r.nodes())
.allMatch(n -> "gradle".equals(n.getProperties().get("build_tool")));
}

@Test
void settingsGradleKts_routesToDetectGradleSettings() {
// The Kotlin-DSL syntax `include(":a")` is NOT matched by the detector's current
// regex (which expects a whitespace-separated call — `include ':a'`). This test
// asserts ONLY the dispatch contract: a `settings.gradle.kts` path reaches
// detectGradleSettings and, where the syntax is regex-compatible, produces module
// nodes.
String settingsKts = """
rootProject.name = "acme"
include ':b'
""";
DetectorContext ctx = DetectorTestUtils.contextFor("settings.gradle.kts", "gradle", settingsKts);
DetectorResult r = detector.detect(ctx);

assertThat(r.nodes())
.extracting(CodeNode::getLabel)
.contains("b");
}

@Test
void nestedSettingsGradlePath_stillRoutesToDetectGradleSettings() {
// Regression guard: path-like endsWith should still match when the settings file lives in a subdir.
String settings = "include ':core'\n";
DetectorContext ctx = DetectorTestUtils.contextFor("build/settings.gradle", "gradle", settings);
DetectorResult r = detector.detect(ctx);

assertThat(r.nodes())
.extracting(CodeNode::getLabel)
.containsExactly("core");
}

// ---------------------------------------------------------------
// Determinism
Expand Down Expand Up @@ -304,4 +380,11 @@ implementation project(':a')
DetectorContext ctx = DetectorTestUtils.contextFor("build.gradle", "gradle", gradle);
DetectorTestUtils.assertDeterministic(detector, ctx);
}

@Test
void deterministic_settingsGradle() {
String settings = "include ':a'\ninclude ':b'\n";
DetectorContext ctx = DetectorTestUtils.contextFor("settings.gradle", "gradle", settings);
DetectorTestUtils.assertDeterministic(detector, ctx);
}
}
83 changes: 77 additions & 6 deletions src/test/java/io/github/randomcodespace/iq/intelligence/RepositoryIdentityTest.java
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Expand Up @@ -4,13 +4,23 @@
import org.junit.jupiter.api.io.TempDir;

import java.nio.file.Path;
import java.util.Map;

import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatCode;
import static org.junit.jupiter.api.Assumptions.assumeTrue;

/**
* Unit tests for {@link RepositoryIdentity}.
* Validates graceful degradation when git metadata is unavailable.
*
* <p>Git invocations in these tests are hermetic: we override every global-config
* setting that can cause {@code git commit} / {@code git init} to fail silently
* on a developer machine but pass on CI (or vice-versa) — most notably
* {@code commit.gpgsign}, {@code tag.gpgsign}, {@code core.hooksPath},
* {@code init.templateDir}, and {@code core.autocrlf}. We also scrub
* {@code GIT_CONFIG_*} / {@code GIT_DIR} / {@code GIT_WORK_TREE} env vars so the
* invoked processes inherit no ambient git state from the parent.
*/
class RepositoryIdentityTest {

Expand Down Expand Up @@ -109,31 +119,92 @@
// Helpers
// ------------------------------------------------------------------

/**
* Pre-flight: skip git-dependent tests when the {@code git} binary is not available.
* Treat absence-of-git as an environment gap, not a product bug — still covered by the
* non-git tests above, and by the {@code RepositoryIdentity.runGit} swallow-all-errors path.
*/
private static void requireGit() {
try {
Process p = new ProcessBuilder("git", "--version")

Check warning

Code scanning / CodeQL

Executing a command with a relative path Medium test

Command with a relative path 'git' is executed.
.redirectErrorStream(true).start();
boolean ok = p.waitFor() == 0;
assumeTrue(ok, "git binary not available on PATH");
} catch (Exception e) {
assumeTrue(false, "git binary not available on PATH: " + e.getMessage());
}
}

private static void initGitRepo(Path dir) throws Exception {
run(dir, "git", "init");
requireGit();
// -c overrides are applied to THIS invocation only and cannot be shadowed by a user's
// global gitconfig (unlike `git config` writes into the new .git/config).
run(dir, "git",
"-c", "init.defaultBranch=main",
"-c", "init.templateDir=",
"init");
run(dir, "git", "config", "user.email", "test@test.com");
run(dir, "git", "config", "user.name", "Test");
// Kill every global knob that can make `git commit` fail on an otherwise-clean repo.
run(dir, "git", "config", "commit.gpgsign", "false");
run(dir, "git", "config", "tag.gpgsign", "false");
run(dir, "git", "config", "core.hooksPath", "/dev/null");
run(dir, "git", "config", "core.autocrlf", "false");
}

private static void makeInitialCommit(Path dir) throws Exception {
Path readme = dir.resolve("README.md");
java.nio.file.Files.writeString(readme, "# Test");
run(dir, "git", "add", ".");
run(dir, "git", "commit", "-m", "init");
// --no-gpg-sign is belt-and-braces over the repo-local commit.gpgsign=false set above;

Check warning on line 159 in src/test/java/io/github/randomcodespace/iq/intelligence/RepositoryIdentityTest.java

View check run for this annotation

SonarQubeCloud / SonarCloud Code Analysis

This block of commented-out lines of code should be removed. 


See more on https://sonarcloud.io/project/issues?id=RandomCodeSpace_code-iq&issues=AZ265rj9IrxNTu1x6d6r&open=AZ265rj9IrxNTu1x6d6r&pullRequest=60
// --allow-empty-message keeps the test robust if a commit.template hook injects content.
run(dir, "git", "-c", "commit.gpgsign=false", "commit",
"--no-gpg-sign", "-m", "init");
}

private static String runGit(Path dir, String... args) throws Exception {
requireGit();
var cmd = new java.util.ArrayList<String>();
cmd.add("git");
cmd.addAll(java.util.Arrays.asList(args));
var proc = new ProcessBuilder(cmd).directory(dir.toFile()).start();
String out = new String(proc.getInputStream().readAllBytes()).trim();
var pb = new ProcessBuilder(cmd).directory(dir.toFile());
scrubGitEnv(pb.environment());
var proc = pb.start();
String out;
try (var is = proc.getInputStream()) {
out = new String(is.readAllBytes(), java.nio.charset.StandardCharsets.UTF_8).trim();
}
proc.waitFor();
return out;
}

/**
* Execute a git sub-command and assert it exited 0. Fails the test loudly (not silently)
* if setup cannot complete — preferred over ignoring the exit code, which is what let the
* GPG-signing failure slip through before.
*/
private static void run(Path dir, String... cmd) throws Exception {
new ProcessBuilder(cmd).directory(dir.toFile())
.redirectErrorStream(true).start().waitFor();
var pb = new ProcessBuilder(cmd).directory(dir.toFile()).redirectErrorStream(true);
scrubGitEnv(pb.environment());
Process proc = pb.start();
String stderr;
try (var is = proc.getInputStream()) {
stderr = new String(is.readAllBytes(), java.nio.charset.StandardCharsets.UTF_8);
}
int exit = proc.waitFor();
if (exit != 0) {
throw new IllegalStateException(
"Command failed (exit " + exit + "): " + String.join(" ", cmd)
+ "\n" + stderr);
}
}

/**
* Remove every ambient git env var that could leak the parent shell's context into the
* child process (most commonly {@code GIT_DIR}/{@code GIT_WORK_TREE} in a worktree-based
* setup, or {@code GIT_CONFIG_*} injected by CI runners).
*/
private static void scrubGitEnv(Map<String, String> env) {
env.keySet().removeIf(k -> k.startsWith("GIT_"));
}
}
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