Sprint 42-45: stabilize modeling tools and implement context, validation, and metrics MCP tooling (Steps 669-688)
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Bill
203
editor/tests/step675_test.cpp
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203
editor/tests/step675_test.cpp
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// Step 675: ContextSliceAssembler (12 tests)
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#include "ContextSliceAssembler.h"
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#include <filesystem>
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#include <fstream>
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#include <iostream>
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#include <string>
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#include <vector>
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namespace fs = std::filesystem;
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static int passed = 0, failed = 0;
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#define TEST(name) { std::cout << " " << #name << "... "; }
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#define PASS() { std::cout << "PASS\n"; ++passed; }
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#define FAIL(msg) { std::cout << "FAIL: " << msg << "\n"; ++failed; }
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#define CHECK(cond, msg) if (!(cond)) { FAIL(msg); return; }
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static fs::path makeTempDir(const std::string& suffix) {
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fs::path dir = fs::temp_directory_path() / ("whetstone_step675_" + suffix);
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std::error_code ec;
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fs::remove_all(dir, ec);
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fs::create_directories(dir, ec);
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return dir;
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}
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static void writeFile(const fs::path& p, const std::string& content) {
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std::error_code ec;
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fs::create_directories(p.parent_path(), ec);
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std::ofstream out(p);
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out << content;
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}
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static std::string sourceText() {
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return "int alpha() {\n"
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" return 1;\n"
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"}\n"
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"class Demo {\n"
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"public:\n"
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" void run() {}\n"
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"};\n"
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"int beta() {\n"
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" return 2;\n"
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"}\n";
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}
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void t1() {
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TEST(empty_requests_returns_empty_result);
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WorkspaceFileIndex idx;
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auto out = ContextSliceAssembler::assemble({}, idx);
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CHECK(out.empty(), "expected empty");
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PASS();
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}
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void t2() {
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TEST(named_symbol_found_returns_correct_lines);
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auto dir = makeTempDir("t2");
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auto f = dir / "demo.cpp";
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writeFile(f, sourceText());
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auto idx = WorkspaceFileIndex::build(dir.string());
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SliceRequest req{f.string(), "alpha", 0, 40};
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auto out = ContextSliceAssembler::assemble({req}, idx);
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CHECK(out.size() == 1, "expected one slice");
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CHECK(out[0].found, "symbol should be found");
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CHECK(out[0].content.find("int alpha()") != std::string::npos, "missing alpha");
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PASS();
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}
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void t3() {
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TEST(unknown_symbol_returns_head_fallback);
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auto dir = makeTempDir("t3");
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auto f = dir / "demo.cpp";
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writeFile(f, sourceText());
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auto idx = WorkspaceFileIndex::build(dir.string());
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auto out = ContextSliceAssembler::assemble({{f.string(), "missing_symbol", 0, 2}}, idx);
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CHECK(out.size() == 1, "expected one slice");
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CHECK(!out[0].found, "found should be false");
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CHECK(out[0].content.find("int alpha()") != std::string::npos, "fallback head missing");
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PASS();
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}
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void t4() {
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TEST(line_range_returns_correct_lines);
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auto dir = makeTempDir("t4");
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auto f = dir / "demo.cpp";
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writeFile(f, sourceText());
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auto idx = WorkspaceFileIndex::build(dir.string());
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auto out = ContextSliceAssembler::assemble({{f.string(), "", 2, 2}}, idx);
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CHECK(out.size() == 1, "expected one slice");
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CHECK(out[0].lineStart == 2 && out[0].lineEnd == 3, "line range mismatch");
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PASS();
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}
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void t5() {
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TEST(content_non_empty_on_success);
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auto dir = makeTempDir("t5");
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auto f = dir / "demo.cpp";
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writeFile(f, sourceText());
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auto idx = WorkspaceFileIndex::build(dir.string());
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auto out = ContextSliceAssembler::assemble({{f.string(), "beta", 0, 40}}, idx);
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CHECK(!out.empty(), "slice missing");
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CHECK(!out[0].content.empty(), "content empty");
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PASS();
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}
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void t6() {
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TEST(found_false_when_symbol_missing);
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auto dir = makeTempDir("t6");
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auto f = dir / "demo.cpp";
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writeFile(f, sourceText());
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auto idx = WorkspaceFileIndex::build(dir.string());
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auto out = ContextSliceAssembler::assemble({{f.string(), "zzz", 0, 1}}, idx);
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CHECK(out.size() == 1, "slice missing");
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CHECK(!out[0].found, "should be false");
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PASS();
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}
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void t7() {
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TEST(multiple_requests_all_processed);
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auto dir = makeTempDir("t7");
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auto f = dir / "demo.cpp";
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writeFile(f, sourceText());
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auto idx = WorkspaceFileIndex::build(dir.string());
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std::vector<SliceRequest> reqs = {
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{f.string(), "alpha", 0, 40},
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{f.string(), "beta", 0, 40},
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{f.string(), "", 1, 1}
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};
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auto out = ContextSliceAssembler::assemble(reqs, idx);
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CHECK(out.size() == 3, "expected 3 slices");
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PASS();
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}
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void t8() {
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TEST(head_fallback_respects_head_lines);
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auto dir = makeTempDir("t8");
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auto f = dir / "demo.cpp";
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writeFile(f, sourceText());
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auto idx = WorkspaceFileIndex::build(dir.string());
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auto out = ContextSliceAssembler::assemble({{f.string(), "none", 0, 1}}, idx);
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CHECK(out.size() == 1, "slice missing");
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CHECK(out[0].lineEnd == 1, "headLines not respected");
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PASS();
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}
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void t9() {
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TEST(function_body_slice_includes_closing_brace);
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auto dir = makeTempDir("t9");
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auto f = dir / "demo.cpp";
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writeFile(f, sourceText());
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auto idx = WorkspaceFileIndex::build(dir.string());
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auto out = ContextSliceAssembler::assemble({{f.string(), "alpha", 0, 40}}, idx);
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CHECK(out.size() == 1, "slice missing");
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CHECK(out[0].content.find("}") != std::string::npos, "closing brace not included");
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PASS();
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}
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void t10() {
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TEST(class_slice_includes_closing_brace);
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auto dir = makeTempDir("t10");
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auto f = dir / "demo.cpp";
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writeFile(f, sourceText());
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auto idx = WorkspaceFileIndex::build(dir.string());
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auto out = ContextSliceAssembler::assemble({{f.string(), "Demo", 0, 40}}, idx);
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CHECK(out.size() == 1, "slice missing");
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CHECK(out[0].content.find("};") != std::string::npos, "class close not included");
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PASS();
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}
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void t11() {
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TEST(file_path_preserved_in_result);
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auto dir = makeTempDir("t11");
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auto f = dir / "demo.cpp";
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writeFile(f, sourceText());
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auto idx = WorkspaceFileIndex::build(dir.string());
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auto out = ContextSliceAssembler::assemble({{f.string(), "alpha", 0, 40}}, idx);
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CHECK(out.size() == 1, "slice missing");
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CHECK(out[0].filePath == f.string(), "path not preserved");
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PASS();
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}
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void t12() {
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TEST(slice_content_is_substring_of_source);
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auto dir = makeTempDir("t12");
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auto f = dir / "demo.cpp";
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const std::string src = sourceText();
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writeFile(f, src);
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auto idx = WorkspaceFileIndex::build(dir.string());
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auto out = ContextSliceAssembler::assemble({{f.string(), "beta", 0, 40}}, idx);
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CHECK(out.size() == 1, "slice missing");
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CHECK(src.find(out[0].content.substr(0, std::min<size_t>(10, out[0].content.size()))) != std::string::npos,
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"slice content not from source");
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PASS();
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}
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int main() {
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std::cout << "Step 675: ContextSliceAssembler\n";
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t1(); t2(); t3(); t4(); t5(); t6();
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t7(); t8(); t9(); t10(); t11(); t12();
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std::cout << "\nResults: " << passed << "/" << (passed + failed) << " passed\n";
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return failed == 0 ? 0 : 1;
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}
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