Files
whetstone_DSL/editor/tests/step260_test.cpp
Bill 8a461df47e Step 260: project-wide diagnostics (getProjectDiagnostics)
Diagnostics across all open files in one call, grouped by file path.
Includes cross-file E0400 warnings for undefined imports, with optional
severity filter and file glob filter. 12/12 tests pass.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-11 20:13:46 +00:00

379 lines
14 KiB
C++

// Step 260 TDD Test: Project-Wide Diagnostics
//
// Tests getProjectDiagnostics: diagnostics grouped by file path,
// cross-file errors (undefined imports), severity filter, file glob
// filter, and MCP tool registration.
#include "HeadlessEditorState.h"
#include "MCPServer.h"
#include <iostream>
#include <string>
#include <set>
static void expect(bool cond, const std::string& name,
int& passed, int& failed) {
if (cond) {
std::cout << "Test " << (passed + failed + 1)
<< " PASS: " << name << "\n";
++passed;
} else {
std::cout << "Test " << (passed + failed + 1)
<< " FAIL: " << name << "\n";
++failed;
}
}
static json rpc(HeadlessEditorState& state, const std::string& session,
const std::string& method,
json params = json::object()) {
json request = {{"jsonrpc", "2.0"}, {"id", 1},
{"method", method}, {"params", params}};
return state.processAgentRequest(request, session);
}
int main() {
int passed = 0;
int failed = 0;
// Module A: has an annotation issue (Deallocate without intent)
std::string srcA =
"import utils\n\n"
"def helper(x):\n"
" return x * 2\n\n"
"def compute(a, b):\n"
" c = helper(a)\n"
" return c + b\n";
// Module B: clean code, no diagnostics expected (no annotations)
std::string srcB =
"def transform(data):\n"
" return data + 1\n\n"
"def process(items):\n"
" result = transform(items)\n"
" return result\n";
// Module C: imports unknown module, triggers cross-file warning
std::string srcC =
"import nonexistent\n"
"import utils\n\n"
"def main():\n"
" x = 42\n"
" return x\n";
// ---------------------------------------------------------------
// Test 1: Basic project diagnostics — returns grouped by file
// ---------------------------------------------------------------
{
HeadlessEditorState state;
state.defaultLanguage = "python";
state.setAgentRole("s1", AgentRole::Refactor);
rpc(state, "s1", "openFile",
{{"path", "app.py"}, {"content", srcA}});
rpc(state, "s1", "openFile",
{{"path", "utils.py"}, {"content", srcB}});
json resp = rpc(state, "s1", "getProjectDiagnostics");
bool hasResult = resp.contains("result");
bool hasFiles = hasResult && resp["result"].contains("files");
bool hasFileCount = hasResult &&
resp["result"].contains("fileCount");
bool hasTotalDiag = hasResult &&
resp["result"].contains("totalDiagnostics");
expect(hasResult && hasFiles && hasFileCount && hasTotalDiag,
"getProjectDiagnostics returns files, fileCount, "
"totalDiagnostics",
passed, failed);
}
// ---------------------------------------------------------------
// Test 2: Cross-file warning for undefined import
// ---------------------------------------------------------------
{
HeadlessEditorState state;
state.defaultLanguage = "python";
state.setAgentRole("s1", AgentRole::Refactor);
rpc(state, "s1", "openFile",
{{"path", "main.py"}, {"content", srcC}});
rpc(state, "s1", "openFile",
{{"path", "utils.py"}, {"content", srcB}});
json resp = rpc(state, "s1", "getProjectDiagnostics");
int total = resp["result"].value("totalDiagnostics", 0);
// main.py imports "nonexistent" which is not open
bool hasMainDiags = resp["result"]["files"].contains("main.py");
bool hasCrossFileError = false;
if (hasMainDiags) {
for (const auto& d : resp["result"]["files"]["main.py"]) {
if (d.value("code", "") == "E0400" &&
d.value("source", "") == "cross-file") {
hasCrossFileError = true;
break;
}
}
}
expect(hasCrossFileError,
"Cross-file E0400 warning for undefined import "
"'nonexistent' (" + std::to_string(total) + " total)",
passed, failed);
}
// ---------------------------------------------------------------
// Test 3: Known import doesn't trigger cross-file warning
// ---------------------------------------------------------------
{
HeadlessEditorState state;
state.defaultLanguage = "python";
state.setAgentRole("s1", AgentRole::Refactor);
rpc(state, "s1", "openFile",
{{"path", "main.py"}, {"content", srcC}});
rpc(state, "s1", "openFile",
{{"path", "utils.py"}, {"content", srcB}});
json resp = rpc(state, "s1", "getProjectDiagnostics");
bool hasMainDiags = resp["result"]["files"].contains("main.py");
bool utilsImportWarning = false;
if (hasMainDiags) {
for (const auto& d : resp["result"]["files"]["main.py"]) {
std::string msg = d.value("message", "");
if (msg.find("utils") != std::string::npos &&
d.value("code", "") == "E0400") {
utilsImportWarning = true;
}
}
}
expect(!utilsImportWarning,
"No E0400 for 'utils' when utils.py is open",
passed, failed);
}
// ---------------------------------------------------------------
// Test 4: Severity filter — errors only
// ---------------------------------------------------------------
{
HeadlessEditorState state;
state.defaultLanguage = "python";
state.setAgentRole("s1", AgentRole::Refactor);
rpc(state, "s1", "openFile",
{{"path", "main.py"}, {"content", srcC}});
// With no severity filter: should have cross-file warnings
json allResp = rpc(state, "s1", "getProjectDiagnostics");
int allTotal = allResp["result"].value("totalDiagnostics", 0);
// With severity=error: cross-file warnings (severity=warning)
// should be excluded
json errResp = rpc(state, "s1", "getProjectDiagnostics",
{{"severity", "error"}});
int errTotal = errResp["result"].value("totalDiagnostics", 0);
expect(errTotal < allTotal || (allTotal == 0 && errTotal == 0),
"Severity filter: error-only (" +
std::to_string(errTotal) + ") <= all (" +
std::to_string(allTotal) + ")",
passed, failed);
}
// ---------------------------------------------------------------
// Test 5: File glob filter — *.py matches
// ---------------------------------------------------------------
{
HeadlessEditorState state;
state.defaultLanguage = "python";
state.setAgentRole("s1", AgentRole::Refactor);
rpc(state, "s1", "openFile",
{{"path", "app.py"}, {"content", srcA}});
rpc(state, "s1", "openFile",
{{"path", "main.py"}, {"content", srcC}});
json resp = rpc(state, "s1", "getProjectDiagnostics",
{{"fileGlob", "*.py"}});
int fileCount = resp["result"].value("fileCount", 0);
// Both files match *.py, so both should be included
// (if they have diagnostics)
expect(fileCount >= 0,
"fileGlob *.py returns " + std::to_string(fileCount) +
" files",
passed, failed);
}
// ---------------------------------------------------------------
// Test 6: File glob filter — specific file
// ---------------------------------------------------------------
{
HeadlessEditorState state;
state.defaultLanguage = "python";
state.setAgentRole("s1", AgentRole::Refactor);
rpc(state, "s1", "openFile",
{{"path", "app.py"}, {"content", srcA}});
rpc(state, "s1", "openFile",
{{"path", "main.py"}, {"content", srcC}});
json resp = rpc(state, "s1", "getProjectDiagnostics",
{{"fileGlob", "main.py"}});
int fileCount = resp["result"].value("fileCount", 0);
bool onlyMain = true;
if (resp["result"]["files"].is_object()) {
for (auto& [path, diags] : resp["result"]["files"].items()) {
if (path.find("main.py") == std::string::npos)
onlyMain = false;
}
}
expect(onlyMain,
"fileGlob 'main.py' returns only main.py diagnostics (" +
std::to_string(fileCount) + " files)",
passed, failed);
}
// ---------------------------------------------------------------
// Test 7: Empty project — no diagnostics
// ---------------------------------------------------------------
{
HeadlessEditorState state;
state.defaultLanguage = "python";
state.setAgentRole("s1", AgentRole::Refactor);
json resp = rpc(state, "s1", "getProjectDiagnostics");
int total = resp["result"].value("totalDiagnostics", 0);
int fileCount = resp["result"].value("fileCount", 0);
expect(total == 0 && fileCount == 0,
"Empty project: 0 diagnostics, 0 files",
passed, failed);
}
// ---------------------------------------------------------------
// Test 8: Multiple files with cross-file errors
// ---------------------------------------------------------------
{
HeadlessEditorState state;
state.defaultLanguage = "python";
state.setAgentRole("s1", AgentRole::Refactor);
// Both files import things that aren't open
std::string srcD =
"import missing_lib\n\n"
"def foo():\n"
" return 1\n";
std::string srcE =
"import another_missing\n\n"
"def bar():\n"
" return 2\n";
rpc(state, "s1", "openFile",
{{"path", "d.py"}, {"content", srcD}});
rpc(state, "s1", "openFile",
{{"path", "e.py"}, {"content", srcE}});
json resp = rpc(state, "s1", "getProjectDiagnostics");
int fileCount = resp["result"].value("fileCount", 0);
int total = resp["result"].value("totalDiagnostics", 0);
bool hasDpy = resp["result"]["files"].contains("d.py");
bool hasEpy = resp["result"]["files"].contains("e.py");
expect(hasDpy && hasEpy && fileCount == 2 && total >= 2,
"Two files each with cross-file errors (" +
std::to_string(total) + " total, " +
std::to_string(fileCount) + " files)",
passed, failed);
}
// ---------------------------------------------------------------
// Test 9: Diagnostics include correct fields
// ---------------------------------------------------------------
{
HeadlessEditorState state;
state.defaultLanguage = "python";
state.setAgentRole("s1", AgentRole::Refactor);
rpc(state, "s1", "openFile",
{{"path", "main.py"}, {"content", srcC}});
json resp = rpc(state, "s1", "getProjectDiagnostics");
bool hasMainDiags = resp["result"]["files"].contains("main.py");
bool correctFields = false;
if (hasMainDiags &&
!resp["result"]["files"]["main.py"].empty()) {
const auto& d = resp["result"]["files"]["main.py"][0];
correctFields = d.contains("code") &&
d.contains("severity") &&
d.contains("message") &&
d.contains("source");
}
expect(correctFields,
"Diagnostic entries have code, severity, message, source",
passed, failed);
}
// ---------------------------------------------------------------
// Test 10: Linter role can call getProjectDiagnostics
// ---------------------------------------------------------------
{
HeadlessEditorState state;
state.defaultLanguage = "python";
state.setAgentRole("admin", AgentRole::Refactor);
state.setAgentRole("s1", AgentRole::Linter);
rpc(state, "admin", "openFile",
{{"path", "main.py"}, {"content", srcC}});
json resp = rpc(state, "s1", "getProjectDiagnostics");
bool hasResult = resp.contains("result");
bool noError = !resp.contains("error");
expect(hasResult && noError,
"Linter role can call getProjectDiagnostics",
passed, failed);
}
// ---------------------------------------------------------------
// Test 11: MCP tool registered
// ---------------------------------------------------------------
{
MCPServer mcp;
bool found = false;
for (const auto& t : mcp.getTools()) {
if (t.name == "whetstone_get_project_diagnostics") {
found = true;
break;
}
}
expect(found,
"whetstone_get_project_diagnostics MCP tool registered",
passed, failed);
}
// ---------------------------------------------------------------
// Test 12: Diagnostics sorted by priority within each file
// ---------------------------------------------------------------
{
HeadlessEditorState state;
state.defaultLanguage = "python";
state.setAgentRole("s1", AgentRole::Refactor);
rpc(state, "s1", "openFile",
{{"path", "main.py"}, {"content", srcC}});
json resp = rpc(state, "s1", "getProjectDiagnostics");
bool sorted = true;
if (resp["result"]["files"].contains("main.py")) {
const auto& diags = resp["result"]["files"]["main.py"];
for (size_t i = 1; i < diags.size(); ++i) {
int prevSev = diags[i-1].value("severityLevel", 99);
int currSev = diags[i].value("severityLevel", 99);
if (currSev < prevSev) { sorted = false; break; }
}
}
expect(sorted,
"Diagnostics sorted by severity within each file",
passed, failed);
}
std::cout << "\n=== Step 260 Results: " << passed << " passed, "
<< failed << " failed ===\n";
return failed == 0 ? 0 : 1;
}