Files
tech-log-frontend/tests/mocks/scenarios/catalog.ts
T

436 lines
13 KiB
TypeScript

import type {
AttemptStatus,
BodyDisposition,
HttpScenarioAssertionGroups,
RetryReason,
} from "../../../scripts/lib/http-scenario-evidence.ts";
export type {
AttemptStatus,
BodyDisposition,
HttpScenarioAssertionGroups,
RetryReason,
} from "../../../scripts/lib/http-scenario-evidence.ts";
export const HTTP_SCENARIO_RECEIPT_SCHEMA_VERSION = 1 as const;
export const HTTP_SCENARIO_IDS = Object.freeze([
"success",
"empty",
"slow",
"network-error",
"timeout",
"aborted",
"content-type-mismatch",
"malformed-json",
"envelope-mismatch",
"schema-mismatch",
"response-too-large",
"unauthenticated-401",
"forbidden-403",
"not-found-404",
"conflict-409",
"validation-422",
"rate-limited-429",
"server-retry-success",
"server-terminal-503",
] as const);
export type HttpScenarioId = (typeof HTTP_SCENARIO_IDS)[number];
export const HTTP_SCENARIO_OPERATION_IDS = Object.freeze([
"LIST_REFERENCE_RESOURCES",
"GET_REFERENCE_RESOURCE",
"CREATE_REFERENCE_RESOURCE",
] as const);
export type HttpScenarioOperationId =
(typeof HTTP_SCENARIO_OPERATION_IDS)[number];
export type HttpScenarioExecutionId =
`${HttpScenarioOperationId}::${HttpScenarioId}`;
export type HttpScenarioExpectation = Readonly<{
executionId: HttpScenarioExecutionId;
operationId: HttpScenarioOperationId;
scenarioId: HttpScenarioId;
expected: HttpScenarioAssertionGroups;
testDeadlineOverrideMs: number | null;
}>;
const encoder = new TextEncoder();
const jsonBytes = (value: unknown) => encoder.encode(JSON.stringify(value)).byteLength;
const RESOURCE = Object.freeze({
id: "reference-1",
name: "Reference",
createdAt: "2026-07-26T00:00:00.000Z",
});
const CREATED = Object.freeze({
id: "reference-created",
name: "Created",
createdAt: "2026-07-26T00:00:00.000Z",
});
function operationFacts(operationId: HttpScenarioOperationId) {
const command = operationId === "CREATE_REFERENCE_RESOURCE";
return Object.freeze({
command,
ceiling:
operationId === "LIST_REFERENCE_RESOURCES" ? 262_144 : 32_768,
payload:
operationId === "LIST_REFERENCE_RESOURCES"
? [RESOURCE]
: operationId === "GET_REFERENCE_RESOURCE"
? RESOURCE
: CREATED,
});
}
function problem(status: number, code: string) {
return {
type: `https://api.test/problems/${code.toLowerCase()}`,
title: code,
status,
code,
};
}
function attemptBody(
disposition: BodyDisposition,
pulledBytes: number,
ceiling: number,
) {
return Object.freeze({ disposition, pulledBytes, ceiling });
}
function expectationFor(
operationId: HttpScenarioOperationId,
scenarioId: HttpScenarioId,
): HttpScenarioExpectation {
const { command, ceiling, payload } = operationFacts(operationId);
let statuses: AttemptStatus[] = [200];
let kind = "SUCCESS";
let detail: string | null = null;
let outcomeEffect = command ? "APPLIED_CONFIRMED" : "NOT_APPLICABLE";
let observer = outcomeEffect;
let retryReasons: RetryReason[] = [];
let media: (string | null)[] = ["application/json"];
let bodies = [attemptBody("FULLY_READ_WITHIN_BOUND", jsonBytes(payload), ceiling)];
let scopeEnd: "CURRENT" | "STALE" = "CURRENT";
let scopeSignal: "ACTIVE" | "ABORTED" = "ACTIVE";
let cancellationOwner: "NONE" | "CALLER" | "SCOPE_FENCE" | "DEADLINE" =
"NONE";
let testDeadlineOverrideMs: number | null = null;
switch (scenarioId) {
case "success":
case "slow":
break;
case "empty":
bodies = [attemptBody("FULLY_READ_WITHIN_BOUND", jsonBytes([]), ceiling)];
break;
case "network-error": {
const attemptCount = command ? 1 : 3;
statuses = Array.from({ length: attemptCount }, () => "NETWORK_REJECTION");
kind = "TRANSPORT_FAILURE";
detail = "NETWORK_FAILURE";
outcomeEffect = command ? "MAYBE_APPLIED" : "NOT_STARTED";
observer = "NETWORK_FAILURE";
retryReasons = command ? [] : ["NETWORK_FAILURE", "NETWORK_FAILURE"];
media = Array.from({ length: attemptCount }, () => null);
bodies = Array.from({ length: attemptCount }, () =>
attemptBody("NO_RESPONSE", 0, 0),
);
break;
}
case "timeout":
statuses = ["PENDING_ABORT"];
kind = "TRANSPORT_FAILURE";
detail = "TIMEOUT";
outcomeEffect = command ? "MAYBE_APPLIED" : "NOT_STARTED";
observer = "TIMEOUT";
media = [null];
bodies = [attemptBody("NO_RESPONSE", 0, 0)];
cancellationOwner = "DEADLINE";
testDeadlineOverrideMs = 500;
break;
case "aborted":
statuses = ["PENDING_ABORT"];
media = [null];
bodies = [attemptBody("NO_RESPONSE", 0, 0)];
if (operationId === "LIST_REFERENCE_RESOURCES") {
kind = "CANCELLED";
outcomeEffect = "NOT_STARTED";
observer = "CANCELLED";
cancellationOwner = "CALLER";
} else {
scopeSignal = "ABORTED";
kind = "TRANSPORT_FAILURE";
detail = "ABORTED_BY_SCOPE";
outcomeEffect = "NOT_STARTED";
observer = "SCOPE_FENCED";
scopeEnd = "STALE";
cancellationOwner = "SCOPE_FENCE";
}
break;
case "content-type-mismatch":
kind = "CONTRACT_VIOLATION";
detail = "CONTENT_TYPE_MISMATCH";
outcomeEffect = command ? "MAYBE_APPLIED" : "NOT_APPLICABLE";
observer = "CONTRACT_VIOLATION";
media = ["text/html"];
bodies = [
attemptBody(
"FULLY_READ_WITHIN_BOUND",
encoder.encode("<html>not json</html>").byteLength,
ceiling,
),
];
break;
case "malformed-json":
kind = "CONTRACT_VIOLATION";
detail = "JSON_INVALID";
outcomeEffect = command ? "MAYBE_APPLIED" : "NOT_APPLICABLE";
observer = "CONTRACT_VIOLATION";
bodies = [
attemptBody(
"FULLY_READ_WITHIN_BOUND",
encoder.encode("{invalid").byteLength,
ceiling,
),
];
break;
case "envelope-mismatch":
kind = "CONTRACT_VIOLATION";
detail = "SUCCESS_SCHEMA_INVALID";
outcomeEffect = command ? "MAYBE_APPLIED" : "NOT_APPLICABLE";
observer = "CONTRACT_VIOLATION";
bodies = [
attemptBody("FULLY_READ_WITHIN_BOUND", jsonBytes({ data: payload }), ceiling),
];
break;
case "schema-mismatch":
kind = "CONTRACT_VIOLATION";
detail = "SUCCESS_SCHEMA_INVALID";
outcomeEffect = command ? "MAYBE_APPLIED" : "NOT_APPLICABLE";
observer = "CONTRACT_VIOLATION";
bodies = [
attemptBody(
"FULLY_READ_WITHIN_BOUND",
jsonBytes({ unexpected: true }),
ceiling,
),
];
break;
case "response-too-large":
kind = "CONTRACT_VIOLATION";
detail = "RESPONSE_TOO_LARGE";
outcomeEffect = command ? "MAYBE_APPLIED" : "NOT_APPLICABLE";
observer = "RESPONSE_TOO_LARGE";
bodies = [attemptBody("REJECTED_LIMIT", 0, ceiling)];
break;
case "unauthenticated-401":
statuses = [401];
kind = "UNAUTHENTICATED";
outcomeEffect = command ? "MAYBE_APPLIED" : "NOT_APPLICABLE";
observer = "UNAUTHENTICATED";
bodies = [attemptBody("CANCELLED_WITHOUT_READ", 0, 0)];
break;
case "forbidden-403":
statuses = [403];
kind = "FORBIDDEN";
outcomeEffect = command ? "MAYBE_APPLIED" : "NOT_APPLICABLE";
observer = "FORBIDDEN";
bodies = [attemptBody("CANCELLED_WITHOUT_READ", 0, 0)];
break;
case "not-found-404":
statuses = [404];
kind = "PROBLEM";
detail = "404";
outcomeEffect = command ? "MAYBE_APPLIED" : "NOT_APPLIED";
observer = command ? "MAYBE_APPLIED" : "NOT_STARTED";
bodies = [
attemptBody(
"FULLY_READ_WITHIN_BOUND",
jsonBytes(problem(404, "NOT_FOUND")),
65_536,
),
];
break;
case "conflict-409":
statuses = [409];
kind = "PROBLEM";
detail = "409";
outcomeEffect = "NOT_APPLIED";
observer = command ? "NOT_APPLIED" : "NOT_STARTED";
bodies = [
attemptBody(
"FULLY_READ_WITHIN_BOUND",
jsonBytes(problem(409, "CONFLICT")),
65_536,
),
];
break;
case "validation-422":
statuses = [422];
kind = "PROBLEM";
detail = "422";
outcomeEffect = "NOT_APPLIED";
observer = command ? "NOT_APPLIED" : "NOT_STARTED";
bodies = [
attemptBody(
"FULLY_READ_WITHIN_BOUND",
jsonBytes(problem(422, "VALIDATION_REJECTED")),
65_536,
),
];
break;
case "rate-limited-429": {
const attemptCount = command ? 1 : 3;
statuses = Array.from({ length: attemptCount }, () => 429);
kind = "RATE_LIMITED";
outcomeEffect = command ? "MAYBE_APPLIED" : "NOT_APPLICABLE";
observer = "RATE_LIMITED";
retryReasons = command ? [] : ["HTTP_429", "HTTP_429"];
media = Array.from({ length: attemptCount }, () => "application/json");
bodies = Array.from({ length: attemptCount }, () =>
attemptBody("CANCELLED_WITHOUT_READ", 0, 0),
);
break;
}
case "server-retry-success":
if (command) {
statuses = [503];
kind = "PROBLEM";
detail = "503";
outcomeEffect = "MAYBE_APPLIED";
observer = "MAYBE_APPLIED";
bodies = [
attemptBody(
"FULLY_READ_WITHIN_BOUND",
jsonBytes(problem(503, "SERVER_FAILURE")),
65_536,
),
];
} else {
statuses = [503, 200];
retryReasons = ["HTTP_503"];
media = ["application/json", "application/json"];
bodies = [
attemptBody(
"FULLY_READ_WITHIN_BOUND",
jsonBytes(problem(503, "SERVER_FAILURE")),
65_536,
),
attemptBody("FULLY_READ_WITHIN_BOUND", jsonBytes(payload), ceiling),
];
}
break;
case "server-terminal-503": {
const attemptCount = command ? 1 : 3;
statuses = Array.from({ length: attemptCount }, () => 503);
kind = "PROBLEM";
detail = "503";
outcomeEffect = command ? "MAYBE_APPLIED" : "NOT_APPLIED";
observer = command ? "MAYBE_APPLIED" : "NOT_STARTED";
retryReasons = command ? [] : ["HTTP_503", "HTTP_503"];
media = Array.from({ length: attemptCount }, () => "application/json");
bodies = Array.from({ length: attemptCount }, () =>
attemptBody(
"FULLY_READ_WITHIN_BOUND",
jsonBytes(problem(503, "SERVER_FAILURE")),
65_536,
),
);
break;
}
}
const executionId = `${operationId}::${scenarioId}` as const;
return Object.freeze({
executionId,
operationId,
scenarioId,
expected: Object.freeze({
status: Object.freeze({
attempts: Object.freeze(statuses),
final: statuses.at(-1)!,
}),
outcome: Object.freeze({ kind, detail }),
effect: Object.freeze({ outcome: outcomeEffect, observer }),
retry: Object.freeze({
count: retryReasons.length,
reasons: Object.freeze(retryReasons),
}),
fetch: Object.freeze({
count: statuses.length,
observerAttempts: statuses.length,
agrees: true,
}),
media: Object.freeze({
attempts: Object.freeze(media),
final: media.at(-1) ?? null,
}),
body: Object.freeze({ attempts: Object.freeze(bodies) }),
scope: Object.freeze({
start: "CURRENT" as const,
end: scopeEnd,
signal: scopeSignal,
cancellationOwner,
}),
}),
testDeadlineOverrideMs,
});
}
const OPERATION_SCENARIOS = Object.freeze({
LIST_REFERENCE_RESOURCES: HTTP_SCENARIO_IDS,
GET_REFERENCE_RESOURCE: Object.freeze(
HTTP_SCENARIO_IDS.filter((scenario) => scenario !== "empty"),
),
CREATE_REFERENCE_RESOURCE: Object.freeze(
HTTP_SCENARIO_IDS.filter(
(scenario) => scenario !== "empty" && scenario !== "aborted",
),
),
} satisfies Readonly<
Record<HttpScenarioOperationId, readonly HttpScenarioId[]>
>);
export const HTTP_SCENARIO_EXPECTATIONS = Object.freeze(
HTTP_SCENARIO_OPERATION_IDS.flatMap((operationId) =>
OPERATION_SCENARIOS[operationId].map((scenarioId) =>
expectationFor(operationId, scenarioId),
),
),
);
export const HTTP_SCENARIO_EXECUTION_IDS = Object.freeze(
HTTP_SCENARIO_EXPECTATIONS.map((expectation) => expectation.executionId),
);
export const OPERATION_SCENARIO_CATALOG = Object.freeze(
Object.fromEntries(
HTTP_SCENARIO_OPERATION_IDS.map((operationId) => [
operationId,
Object.freeze(
HTTP_SCENARIO_EXPECTATIONS.filter(
(expectation) => expectation.operationId === operationId,
).map((expectation) => expectation.scenarioId),
),
]),
) as Readonly<
Record<HttpScenarioOperationId, readonly HttpScenarioId[]>
>,
);
export function assertOperationScenario(
operationId: HttpScenarioOperationId,
scenario: HttpScenarioId,
) {
if (!OPERATION_SCENARIO_CATALOG[operationId].includes(scenario)) {
throw new Error(`Scenario ${scenario} is not declared for ${operationId}`);
}
return scenario;
}