diff --git a/evals/context_manager.eval.ts b/evals/context_manager.eval.ts new file mode 100644 index 0000000000..4744b5048a --- /dev/null +++ b/evals/context_manager.eval.ts @@ -0,0 +1,574 @@ +/** + * @license + * Copyright 2026 Google LLC + * SPDX-License-Identifier: Apache-2.0 + */ + +import { describe, expect } from 'vitest'; +import { componentEvalTest } from './component-test-helper.js'; +import { SimulationHarness } from '../packages/core/src/context/system-tests/SimulationHarness.js'; +import type { SidecarConfig } from '../packages/core/src/context/sidecar/types.js'; +import { Config, LlmRole, getResponseText } from '@google/gemini-cli-core'; +import fs from 'node:fs'; +import path from 'node:path'; +import { fileURLToPath } from 'node:url'; +import type { Content } from '@google/genai'; +import { EVAL_MODEL } from './test-helper.js'; + +const __filename = fileURLToPath(import.meta.url); +const __dirname = path.dirname(__filename); +const DATA_DIR = path.join(__dirname, 'data', 'context_manager'); + +interface ScenarioQuestion { + id: string; + prompt: string; + expectedSubstring: string; +} + +interface Scenario { + scenarioId: string; + description: string; + history: Content[]; + questions: ScenarioQuestion[]; +} + +const getScenario = (id: string): Scenario => { + const filePath = path.join(DATA_DIR, 'scenario-c-compiler.json'); + if (!fs.existsSync(filePath)) { + throw new Error( + `Scenario file not found at ${filePath}. Run generate-c-compiler-scenario.ts first.`, + ); + } + const content = fs.readFileSync(filePath, 'utf-8'); + return JSON.parse(content) as Scenario; +}; + +/** + * Runs a single evaluation iteration using the SimulationHarness. + */ +async function runContextManagerEval( + config: Config, + sidecarConfig: SidecarConfig, + seed: number, + scenario: Scenario, +): Promise<{ + pass: boolean; + response: string; + question: ScenarioQuestion; + tokens: number; +}> { + const harness = await SimulationHarness.create( + sidecarConfig, + config.getBaseLlmClient(), + ); + + // 1. Feed trajectory + for (const message of scenario.history) { + await harness.simulateTurn([message]); + } + + // Ensure background tasks (like StateSnapshotProcessor) have finished + await harness.waitForIdle(); + + // 2. Pick a question based on seed + const questionIndex = seed % scenario.questions.length; + const question = scenario.questions[questionIndex]; + + // 3. Project compressed history + const compressedHistory = + await harness.contextManager.projectCompressedHistory(); + + console.log('--- COMPRESSED HISTORY ---'); + console.log(JSON.stringify(compressedHistory, null, 2)); + console.log('--- END COMPRESSED HISTORY ---'); + + // 4. Ask the question + const evalPrompt: Content = { + role: 'user', + parts: [ + { + text: `[SYSTEM: EVALUATION MODE - ANSWER AS TEXT ONLY - DO NOT USE TOOLS]\n\n${question.prompt}\n\nIMPORTANT: Answer in plain text and DO NOT call any tools. Provide the specific information requested.`, + }, + ], + }; + + const response = await config.getContentGenerator().generateContent( + { + model: config.getModel(), + config: {}, + contents: [...compressedHistory, evalPrompt], + }, + 'eval-prompt', + LlmRole.UTILITY_TOOL, + ); + + const responseText = getResponseText(response) ?? ''; + const pass = responseText + .toLowerCase() + .includes(question.expectedSubstring.toLowerCase()); + + const finalTokens = harness.env.tokenCalculator.calculateEpisodeListTokens( + harness.contextManager.getWorkingBufferView(), + ); + + console.log(`Retained Budget: ${sidecarConfig.budget.retainedTokens}`); + console.log(`Final Tokens: ${finalTokens}`); + + return { pass, response: responseText, question, tokens: finalTokens }; +} + +function generateRandomSidecarConfig(seed: number): SidecarConfig { + // Simple LCG or similar for deterministic randomness from seed if needed, + // but for a fuzzer we can just use Math.random and log the seed. + const retained = 500 + Math.floor(Math.random() * 9500); // 500 to 10000 + const max = Math.floor(retained * (1.2 + Math.random() * 0.8)); // 20% to 100% buffer + + const strategies: Array<'truncate' | 'compress' | 'rollingSummarizer'> = [ + 'truncate', + 'compress', + 'rollingSummarizer', + ]; + const strategy = strategies[Math.floor(Math.random() * strategies.length)]; + + const useSquashing = Math.random() > 0.5; + const useSnapshot = Math.random() > 0.5; + + const processors: any[] = [ + { + processorId: 'ToolMaskingProcessor', + options: { + stringLengthThresholdTokens: 2000 + Math.floor(Math.random() * 8000), + }, + }, + { processorId: 'BlobDegradationProcessor', options: {} }, + { + processorId: 'SemanticCompressionProcessor', + options: { nodeThresholdTokens: 1000 + Math.floor(Math.random() * 4000) }, + }, + { processorId: 'EmergencyTruncationProcessor', options: {} }, + ]; + + const backgroundProcessors: any[] = []; + if (useSquashing) { + backgroundProcessors.push({ + processorId: 'HistorySquashingProcessor', + options: { maxTokensPerNode: 500 + Math.floor(Math.random() * 2500) }, + }); + } + if (useSnapshot) { + backgroundProcessors.push({ + processorId: 'StateSnapshotProcessor', + options: {}, + }); + } + + return { + budget: { retainedTokens: retained, maxTokens: max }, + gcBackstop: { + strategy, + target: 'incremental', + freeTokensTarget: Math.floor(retained * 0.1), + }, + pipelines: [ + { + name: 'Immediate Sanitization', + triggers: ['on_turn'], + execution: 'blocking', + processors, + }, + { + name: 'Deep Background Compression', + triggers: [{ type: 'timer', intervalMs: 100 }, 'budget_exceeded'], + execution: 'background', + processors: backgroundProcessors, + }, + ], + }; +} + +describe('ContextManager Evaluation Suite', () => { + const scenario = getScenario('scenario-c-compiler'); + + /** + * The "Explorer" test. + * Set RUN_EXPLORER=1 to run many iterations and find failures. + */ + if (process.env.RUN_EXPLORER) { + componentEvalTest('ALWAYS_PASSES', { + suiteName: 'context-manager', + suiteType: 'component-level', + name: 'ContextManager explorer (fuzzer)', + configOverrides: { model: EVAL_MODEL }, + timeout: 1200000, // 20 minutes + assert: async (config: Config) => { + console.log('Starting ContextManager explorer loop...'); + for (let i = 0; i < 50; i++) { + const seed = Math.floor(Math.random() * 1000000); + const sidecarConfig = generateRandomSidecarConfig(seed); + const result = await runContextManagerEval( + config, + sidecarConfig, + seed, + scenario, + ); + + if (!result.pass) { + console.log('!!! FAILURE FOUND !!!'); + console.log(`Seed: ${seed}`); + console.log(`Question: ${result.question.id}`); + console.log(`Expected: ${result.question.expectedSubstring}`); + console.log(`Actual Response: ${result.response}`); + console.log('---------------------------'); + console.log(`NEW FROZEN CASE SUGGESTION:`); + console.log(` + componentEvalTest('ALWAYS_PASSES', { + suiteName: 'context-manager', + suiteType: 'component-level', + name: 'ContextManager Frozen Case - ${result.question.id} (Budget: ${sidecarConfig.budget.retainedTokens})', + configOverrides: { model: EVAL_MODEL }, + assert: async (config: Config) => { + const scenario = getScenario('scenario-c-compiler'); + const sidecarConfig: SidecarConfig = ${JSON.stringify(sidecarConfig, null, 2)}; + const seed = ${seed}; + const result = await runContextManagerEval(config, sidecarConfig, seed, scenario); + expect(result.pass, \`Recall failed for ${result.question.id}. Response: \${result.response}\`).toBe(true); + } + }); + `); + } else { + console.log( + `Iteration ${i} (Budget: ${sidecarConfig.budget.retainedTokens}, Seed: ${seed}) passed.`, + ); + } + } + }, + }); + } + + // --- Frozen cases discovered by explorer --- + + componentEvalTest('ALWAYS_PASSES', { + suiteName: 'context-manager', + suiteType: 'component-level', + name: 'ContextManager Baseline - Generous Budget (Full Recall)', + configOverrides: { model: EVAL_MODEL }, + assert: async (config: Config) => { + const budget = { retained: 100000, max: 200000 }; + const sidecarConfig: SidecarConfig = { + budget: { retainedTokens: budget.retained, maxTokens: budget.max }, + gcBackstop: { strategy: 'truncate', target: 'incremental' }, + pipelines: [], + }; + const seed = 42; + const result = await runContextManagerEval( + config, + sidecarConfig, + seed, + scenario, + ); + expect( + result.pass, + `Baseline recall failed for ${result.question.id}. Response: ${result.response}`, + ).toBe(true); + }, + }); + + componentEvalTest('ALWAYS_PASSES', { + suiteName: 'context-manager', + suiteType: 'component-level', + name: 'ContextManager - Recall spatial lexer path (Limited Budget)', + configOverrides: { model: EVAL_MODEL }, + assert: async (config: Config) => { + const sidecarConfig: SidecarConfig = { + budget: { retainedTokens: 5000, maxTokens: 8000 }, + gcBackstop: { + strategy: 'truncate', + target: 'incremental', + freeTokensTarget: 500, + }, + pipelines: [ + { + name: 'Immediate Sanitization', + triggers: ['on_turn'], + execution: 'blocking', + processors: [ + { + processorId: 'ToolMaskingProcessor', + options: { stringLengthThresholdTokens: 8000 }, + }, + { processorId: 'BlobDegradationProcessor', options: {} }, + { + processorId: 'SemanticCompressionProcessor', + options: { nodeThresholdTokens: 5000 }, + }, + { processorId: 'EmergencyTruncationProcessor', options: {} }, + ], + }, + ], + }; + const seed = 12; // Deterministically pick spatial-lexer-path question + const result = await runContextManagerEval( + config, + sidecarConfig, + seed, + scenario, + ); + expect( + result.pass, + `Recall failed for spatial path. Response: ${result.response}`, + ).toBe(true); + }, + }); + + componentEvalTest('ALWAYS_PASSES', { + suiteName: 'context-manager', + suiteType: 'component-level', + name: 'ContextManager Frozen Case - secret-beta (Budget: 2564)', + configOverrides: { model: EVAL_MODEL }, + assert: async (config: Config) => { + const scenario = getScenario('scenario-c-compiler'); + const sidecarConfig: SidecarConfig = { + budget: { + retainedTokens: 2564, + maxTokens: 3855, + }, + gcBackstop: { + strategy: 'rollingSummarizer', + target: 'incremental', + freeTokensTarget: 256, + }, + pipelines: [ + { + name: 'Immediate Sanitization', + triggers: ['on_turn'], + execution: 'blocking', + processors: [ + { + processorId: 'ToolMaskingProcessor', + options: { + stringLengthThresholdTokens: 3379, + }, + }, + { + processorId: 'BlobDegradationProcessor', + options: {}, + }, + { + processorId: 'SemanticCompressionProcessor', + options: { + nodeThresholdTokens: 2456, + }, + }, + { + processorId: 'EmergencyTruncationProcessor', + options: {}, + }, + ], + }, + { + name: 'Deep Background Compression', + triggers: [ + { + type: 'timer', + intervalMs: 100, + }, + 'budget_exceeded', + ], + execution: 'background', + processors: [ + { + processorId: 'HistorySquashingProcessor', + options: { + maxTokensPerNode: 2588, + }, + }, + { + processorId: 'StateSnapshotProcessor', + options: {}, + }, + ], + }, + ], + }; + const seed = 248506; + const result = await runContextManagerEval( + config, + sidecarConfig, + seed, + scenario, + ); + expect( + result.pass, + `Recall failed for secret-beta. Response: ${result.response}`, + ).toBe(true); + }, + }); + + componentEvalTest('ALWAYS_PASSES', { + suiteName: 'context-manager', + suiteType: 'component-level', + name: 'ContextManager Frozen Case - codegen-header (Budget: 1820)', + configOverrides: { model: EVAL_MODEL }, + assert: async (config: Config) => { + const scenario = getScenario('scenario-c-compiler'); + const sidecarConfig: SidecarConfig = { + budget: { + retainedTokens: 1820, + maxTokens: 3353, + }, + gcBackstop: { + strategy: 'rollingSummarizer', + target: 'incremental', + freeTokensTarget: 182, + }, + pipelines: [ + { + name: 'Immediate Sanitization', + triggers: ['on_turn'], + execution: 'blocking', + processors: [ + { + processorId: 'ToolMaskingProcessor', + options: { + stringLengthThresholdTokens: 5375, + }, + }, + { + processorId: 'BlobDegradationProcessor', + options: {}, + }, + { + processorId: 'SemanticCompressionProcessor', + options: { + nodeThresholdTokens: 3886, + }, + }, + { + processorId: 'EmergencyTruncationProcessor', + options: {}, + }, + ], + }, + { + name: 'Deep Background Compression', + triggers: [ + { + type: 'timer', + intervalMs: 100, + }, + 'budget_exceeded', + ], + execution: 'background', + processors: [ + { + processorId: 'HistorySquashingProcessor', + options: { + maxTokensPerNode: 1999, + }, + }, + { + processorId: 'StateSnapshotProcessor', + options: {}, + }, + ], + }, + ], + }; + const seed = 322027; + const result = await runContextManagerEval( + config, + sidecarConfig, + seed, + scenario, + ); + expect( + result.pass, + `Recall failed for codegen-header. Response: ${result.response}`, + ).toBe(true); + }, + }); + + componentEvalTest('ALWAYS_PASSES', { + suiteName: 'context-manager', + suiteType: 'component-level', + name: 'ContextManager Frozen Case - lexer-constraint (Budget: 9097)', + configOverrides: { model: EVAL_MODEL }, + assert: async (config: Config) => { + const scenario = getScenario('scenario-c-compiler'); + const sidecarConfig: SidecarConfig = { + budget: { + retainedTokens: 9097, + maxTokens: 16089, + }, + gcBackstop: { + strategy: 'compress', + target: 'incremental', + freeTokensTarget: 909, + }, + pipelines: [ + { + name: 'Immediate Sanitization', + triggers: ['on_turn'], + execution: 'blocking', + processors: [ + { + processorId: 'ToolMaskingProcessor', + options: { + stringLengthThresholdTokens: 8799, + }, + }, + { + processorId: 'BlobDegradationProcessor', + options: {}, + }, + { + processorId: 'SemanticCompressionProcessor', + options: { + nodeThresholdTokens: 4044, + }, + }, + { + processorId: 'EmergencyTruncationProcessor', + options: {}, + }, + ], + }, + { + name: 'Deep Background Compression', + triggers: [ + { + type: 'timer', + intervalMs: 100, + }, + 'budget_exceeded', + ], + execution: 'background', + processors: [ + { + processorId: 'HistorySquashingProcessor', + options: { + maxTokensPerNode: 1973, + }, + }, + { + processorId: 'StateSnapshotProcessor', + options: {}, + }, + ], + }, + ], + }; + const seed = 161221; + const result = await runContextManagerEval( + config, + sidecarConfig, + seed, + scenario, + ); + expect( + result.pass, + `Recall failed for lexer-constraint. Response: ${result.response}`, + ).toBe(true); + }, + }); +}); diff --git a/evals/data/context_manager/scenario-c-compiler.json b/evals/data/context_manager/scenario-c-compiler.json new file mode 100644 index 0000000000..4ffeb6eb4e --- /dev/null +++ b/evals/data/context_manager/scenario-c-compiler.json @@ -0,0 +1,928 @@ +{ + "scenarioId": "scenario-c-compiler", + "description": "A robust 100-turn trajectory building a C compiler, featuring realistic noise, synchronized tool state, high-entropy data, and superseded architectural decisions.", + "history": [ + { + "role": "user", + "parts": [ + { + "text": "How is the test coverage looking lately?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "We're making good progress. We now have 12 unit tests passing across all modules." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Let's call this project 'TitanC'. I think it has a strong, industrial feel." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "'TitanC' sounds excellent. I've initialized the project workspace under that name." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Initially, I'd like to target x86-64 assembly for our compiler backend." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Got it. We will focus on generating x86-64 assembly instructions." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Let's run a full build of TitanC and see if there are any issues." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Executing build for TitanC (Target: x86-64)...\n```\n[CC] src/main.ts -> build/main.o\n[CC] src/lexer.ts -> build/lexer.o\n[CC] src/parser.ts -> build/parser.o\n[CC] src/ast.ts -> build/ast.o\n[CC] src/codegen.ts -> build/codegen.o\n[CC] src/utils.ts -> build/utils.o\n[LD] build/compiler\nBuild successful.\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "I was thinking about the refactoring the visitor pattern for better readability. What's your take?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "That's a valid concern. Given our current architecture in TitanC, we could definitely improve that area. I recommend we prioritize correctness first, then profile to see if it's a bottleneck." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Wait, we just got a new production deployment key: 'PROD_DEPLOY_KEY_XYZ'. This replaces all previous keys, so make sure to use this one from now on." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Updated. The current production deployment key is now PROD_DEPLOY_KEY_XYZ." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "How is the test coverage looking lately?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "We're making good progress. We now have 14 unit tests passing across all modules." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "The client actually needs ARM64 support for their new server farm, so let's pivot from x86-64. It's more energy-efficient and fits their requirements better." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "That's a significant change in direction. Switching the backend architecture to ARM64. I'll adjust the register allocation and instruction set templates accordingly." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "What was the most recent change committed to the repo?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "The latest commit is:\n```\ncommit jn759a\nAuthor: Christian \nDate: Mon Feb 2 14:00:00 2026 -0800\n\n docs: add architectural overview\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "What was the most recent change committed to the repo?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "The latest commit is:\n```\ncommit dmp72i\nAuthor: Christian \nDate: Mon Feb 2 14:00:00 2026 -0800\n\n refactor: extract token scanner to separate module\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "What was the most recent change committed to the repo?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "The latest commit is:\n```\ncommit g39v9p\nAuthor: Christian \nDate: Mon Feb 2 14:00:00 2026 -0800\n\n fix: correctly handle escaped characters in strings\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "For the code generator, let's add a standard header to all generated assembly files. It should say exactly '; Generated by TitanC Compiler v0.1'." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Understood. I will prepend '; Generated by TitanC Compiler v0.1' to all output files generated by the backend." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "I'm reorganizing the project structure. Moving forward, the lexer logic should live in 'src/core/scanner/main.ts' and the parser in 'src/core/parser/main.ts'." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Structure updated. I'll refer to 'src/core/scanner/main.ts' for lexer tasks and 'src/core/parser/main.ts' for parser logic." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "I have a strict requirement for the lexer: we must NOT use any third-party regex libraries. I want it to be a manual character-by-character scanner for maximum performance and to avoid heavy dependencies." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Understood. I'll ensure the lexer implementation avoids external regex libraries and uses manual scanning logic." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "What was the most recent change committed to the repo?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "The latest commit is:\n```\ncommit qdyivi\nAuthor: Christian \nDate: Mon Feb 2 14:00:00 2026 -0800\n\n docs: add architectural overview\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Can you list the files in the src directory? I want to make sure I haven't missed anything." + } + ] + }, + { + "role": "model", + "parts": [ + { + "functionCall": { + "name": "ls", + "args": { + "path": "src/" + } + } + } + ] + }, + { + "role": "user", + "parts": [ + { + "functionResponse": { + "name": "ls", + "response": { + "output": "src/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + } + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Sure, here are the files in src/:\nsrc/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "I was thinking about the performance of our hash map implementation. What's your take?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "That's a valid concern. Given our current architecture in TitanC, we could definitely improve that area. I recommend we prioritize correctness first, then profile to see if it's a bottleneck." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Can you list the files in the src directory? I want to make sure I haven't missed anything." + } + ] + }, + { + "role": "model", + "parts": [ + { + "functionCall": { + "name": "ls", + "args": { + "path": "src/" + } + } + } + ] + }, + { + "role": "user", + "parts": [ + { + "functionResponse": { + "name": "ls", + "response": { + "output": "src/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + } + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Sure, here are the files in src/:\nsrc/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Let's define the core tokens for our lexer. We'll need an enum with at least INT, KEYWORD, IDENTIFIER, PLUS, MINUS, SEMICOLON, and EOF." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Understood. I've defined the TokenType enum as requested:\n```typescript\nenum TokenType {\n INT,\n KEYWORD,\n IDENTIFIER,\n PLUS,\n MINUS,\n SEMICOLON,\n EOF\n}\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Can you define the interface for our AST nodes? Each node should have a 'type' property that can be 'Program', 'Function', 'Return', or 'Constant'." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Here is the AST node interface:\n```typescript\ninterface AstNode {\n type: 'Program' | 'Function' | 'Return' | 'Constant';\n value?: any;\n children?: AstNode[];\n}\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "What was the most recent change committed to the repo?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "The latest commit is:\n```\ncommit jgqwe\nAuthor: Christian \nDate: Mon Feb 2 14:00:00 2026 -0800\n\n docs: add architectural overview\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Let's run a full build of TitanC and see if there are any issues." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Executing build for TitanC (Target: ARM64)...\n```\n[CC] src/main.ts -> build/main.o\n[CC] src/core/scanner/main.ts -> build/core_scanner_main.o\n[CC] src/core/parser/main.ts -> build/core_parser_main.o\n[CC] src/ast.ts -> build/ast.o\nsrc/ast.ts:60:8: warning: unused variable 'temp' [-Wunused-variable]\n[CC] src/codegen.ts -> build/codegen.o\n[CC] src/utils.ts -> build/utils.o\n[LD] build/compiler\nBuild successful.\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Let's run a full build of TitanC and see if there are any issues." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Executing build for TitanC (Target: ARM64)...\n```\n[CC] src/main.ts -> build/main.o\n[CC] src/core/scanner/main.ts -> build/core_scanner_main.o\nsrc/core/scanner/main.ts:97:8: warning: unused variable 'temp' [-Wunused-variable]\n[CC] src/core/parser/main.ts -> build/core_parser_main.o\n[CC] src/ast.ts -> build/ast.o\nsrc/ast.ts:22:8: warning: unused variable 'temp' [-Wunused-variable]\n[CC] src/codegen.ts -> build/codegen.o\n[CC] src/utils.ts -> build/utils.o\n[LD] build/compiler\nBuild successful.\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Can you list the files in the src directory? I want to make sure I haven't missed anything." + } + ] + }, + { + "role": "model", + "parts": [ + { + "functionCall": { + "name": "ls", + "args": { + "path": "src/" + } + } + } + ] + }, + { + "role": "user", + "parts": [ + { + "functionResponse": { + "name": "ls", + "response": { + "output": "src/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + } + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Sure, here are the files in src/:\nsrc/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Can you list the files in the src directory? I want to make sure I haven't missed anything." + } + ] + }, + { + "role": "model", + "parts": [ + { + "functionCall": { + "name": "ls", + "args": { + "path": "src/" + } + } + } + ] + }, + { + "role": "user", + "parts": [ + { + "functionResponse": { + "name": "ls", + "response": { + "output": "src/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + } + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Sure, here are the files in src/:\nsrc/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "I just found out there's another project called 'TitanC'. To avoid any legal issues, let's rename our compiler to 'GigaC'. We should update all references immediately." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Understood. Safety first. Renaming project from 'TitanC' to 'GigaC'. I'll update all our internal strings and build scripts." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Let's run a full build of GigaC and see if there are any issues." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Executing build for GigaC (Target: ARM64)...\n```\n[CC] src/main.ts -> build/main.o\n[CC] src/core/scanner/main.ts -> build/core_scanner_main.o\nsrc/core/scanner/main.ts:42:8: warning: unused variable 'temp' [-Wunused-variable]\n[CC] src/core/parser/main.ts -> build/core_parser_main.o\n[CC] src/ast.ts -> build/ast.o\n[CC] src/codegen.ts -> build/codegen.o\n[CC] src/utils.ts -> build/utils.o\n[LD] build/compiler\nBuild successful.\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Can you list the files in the src directory? I want to make sure I haven't missed anything." + } + ] + }, + { + "role": "model", + "parts": [ + { + "functionCall": { + "name": "ls", + "args": { + "path": "src/" + } + } + } + ] + }, + { + "role": "user", + "parts": [ + { + "functionResponse": { + "name": "ls", + "response": { + "output": "src/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + } + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Sure, here are the files in src/:\nsrc/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "How is the test coverage looking lately?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "We're making good progress. We now have 15 unit tests passing across all modules." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "For our integration tests, we'll need to use the staging environment. The access code is 'STAGING_READY_2026'. Please keep this secure." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Acknowledged. I've noted the staging environment access code as STAGING_READY_2026 and will treat it as sensitive information." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "What was the most recent change committed to the repo?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "The latest commit is:\n```\ncommit 8s45s\nAuthor: Christian \nDate: Mon Feb 2 14:00:00 2026 -0800\n\n fix: correctly handle escaped characters in strings\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "How is the test coverage looking lately?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "We're making good progress. We now have 16 unit tests passing across all modules." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "How is the test coverage looking lately?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "We're making good progress. We now have 17 unit tests passing across all modules." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "I've discovered a critical bug in the lexer. It seems to fail when block comments (/* ... */) span across multiple lines. Let's track this as Bug #404." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Got it. Tracking Bug #404: Lexer fails to handle multi-line block comments. I'll keep this in mind as we refine the scanner." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "I was thinking about the optimizing the constant folding pass. What's your take?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "That's a valid concern. Given our current architecture in GigaC, we could definitely improve that area. I recommend we prioritize correctness first, then profile to see if it's a bottleneck." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Let's run a full build of GigaC and see if there are any issues." + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Executing build for GigaC (Target: ARM64)...\n```\n[CC] src/main.ts -> build/main.o\n[CC] src/core/scanner/main.ts -> build/core_scanner_main.o\n[CC] src/core/parser/main.ts -> build/core_parser_main.o\n[CC] src/ast.ts -> build/ast.o\n[CC] src/codegen.ts -> build/codegen.o\nsrc/codegen.ts:82:8: warning: unused variable 'temp' [-Wunused-variable]\n[CC] src/utils.ts -> build/utils.o\n[LD] build/compiler\nBuild successful.\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Can you list the files in the src directory? I want to make sure I haven't missed anything." + } + ] + }, + { + "role": "model", + "parts": [ + { + "functionCall": { + "name": "ls", + "args": { + "path": "src/" + } + } + } + ] + }, + { + "role": "user", + "parts": [ + { + "functionResponse": { + "name": "ls", + "response": { + "output": "src/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + } + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Sure, here are the files in src/:\nsrc/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "What was the most recent change committed to the repo?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "The latest commit is:\n```\ncommit 5tclu\nAuthor: Christian \nDate: Mon Feb 2 14:00:00 2026 -0800\n\n test: add edge cases for floating point literals\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "I was thinking about the switching to a data-oriented design for the AST. What's your take?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "That's a valid concern. Given our current architecture in GigaC, we could definitely improve that area. I recommend we prioritize correctness first, then profile to see if it's a bottleneck." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "Can you list the files in the src directory? I want to make sure I haven't missed anything." + } + ] + }, + { + "role": "model", + "parts": [ + { + "functionCall": { + "name": "ls", + "args": { + "path": "src/" + } + } + } + ] + }, + { + "role": "user", + "parts": [ + { + "functionResponse": { + "name": "ls", + "response": { + "output": "src/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + } + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "Sure, here are the files in src/:\nsrc/main.ts\nsrc/core/scanner/main.ts\nsrc/core/parser/main.ts\nsrc/ast.ts\nsrc/codegen.ts\nsrc/utils.ts" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "What was the most recent change committed to the repo?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "The latest commit is:\n```\ncommit 0z2ta5\nAuthor: Christian \nDate: Mon Feb 2 14:00:00 2026 -0800\n\n perf: optimize lexer lookup table\n```" + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "I was thinking about the handling variadic functions in the calling convention. What's your take?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "That's a valid concern. Given our current architecture in GigaC, we could definitely improve that area. I recommend we prioritize correctness first, then profile to see if it's a bottleneck." + } + ] + }, + { + "role": "user", + "parts": [ + { + "text": "How is the test coverage looking lately?" + } + ] + }, + { + "role": "model", + "parts": [ + { + "text": "We're making good progress. We now have 19 unit tests passing across all modules." + } + ] + } + ], + "questions": [ + { + "id": "lexer-enum", + "prompt": "What are the first 3 enum values in the TokenType definition for the Lexer?", + "expectedSubstring": "INT, KEYWORD, IDENTIFIER" + }, + { + "id": "lexer-constraint", + "prompt": "What is the primary constraint regarding regex libraries in the lexer?", + "expectedSubstring": "no third-party regex libraries" + }, + { + "id": "spatial-lexer-path", + "prompt": "Where is the core lexer source file located?", + "expectedSubstring": "src/core/scanner/main.ts" + }, + { + "id": "ast-interface", + "prompt": "What are the allowed 'type' values in the AstNode interface?", + "expectedSubstring": "Program' | 'Function' | 'Return' | 'Constant" + }, + { + "id": "bug-1-description", + "prompt": "What was Bug #404 about?", + "expectedSubstring": "multi-line block comment" + }, + { + "id": "secret-alpha", + "prompt": "What is the secret staging environment access code?", + "expectedSubstring": "STAGING_READY_2026" + }, + { + "id": "secret-beta", + "prompt": "What is the production deployment key?", + "expectedSubstring": "PROD_DEPLOY_KEY_XYZ" + }, + { + "id": "codegen-header", + "prompt": "What exact comment line should the code generator emit at the start of every file?", + "expectedSubstring": "; Generated by GigaC Compiler v0.1" + }, + { + "id": "current-arch", + "prompt": "What is the final target architecture we decided on?", + "expectedSubstring": "ARM64" + }, + { + "id": "final-name", + "prompt": "What is the final name of our project after the rename?", + "expectedSubstring": "GigaC" + } + ] +}