/*!
 * Copyright (c) Microsoft Corporation and contributors. All rights reserved.
 * Licensed under the MIT License.
 */
import { type ITelemetryBaseEvent, type ITelemetryBaseLogger, LogLevel } from "@fluidframework/core-interfaces";
import { createChildLogger } from "./logger.js";
import type { ITelemetryEventExt, TelemetryLoggerExt } from "./telemetryTypes.js";
/**
 * Mock {@link @fluidframework/core-interfaces#ITelemetryBaseLogger} implementation.
 *
 * Records events sent to it, and then can walk back over those events, searching for a set of expected events to
 * match against the logged events.
 *
 * @internal
 */
export declare class MockLogger implements ITelemetryBaseLogger {
    /**
     * Gets an immutable copy of the events logged thus far.
     */
    get events(): readonly ITelemetryBaseEvent[];
    private _events;
    /**
     * {@inheritDoc @fluidframework/core-interfaces#ITelemetryBaseLogger.minLogLevel}
     */
    readonly minLogLevel: LogLevel;
    constructor(minLogLevel?: LogLevel);
    /**
     * Clears the events logged thus far.
     */
    clear(): void;
    toTelemetryLogger(): ReturnType<typeof createChildLogger>;
    /**
     * {@inheritDoc @fluidframework/core-interfaces#ITelemetryBaseLogger.send}
     */
    send(event: ITelemetryBaseEvent, logLevel?: LogLevel): void;
    /**
     * Search events logged since the last time matchEvents was called, looking for the given expected
     * events in order.
     * @param expectedEvents - events in order that are expected to appear in the recorded log.
     * @param inlineDetailsProp - true if the "details" property in the actual event should be extracted and inlined.
     * These event objects may be subsets of the logged events.
     * Note: category is omitted from the type because it's usually uninteresting and tedious to type.
     * @param clearEventsAfterCheck - Whether or not to clear the logger's {@link MockLogger.events} after performing the check.
     * Default: true.
     */
    matchEvents(expectedEvents: Omit<ITelemetryBaseEvent, "category">[], inlineDetailsProp?: boolean, clearEventsAfterCheck?: boolean): boolean;
    /**
     * Asserts {@link MockLogger.matchEvents} is `true` for the given events.
     * @param expectedEvents - The events expected to appear.
     * @param message - Optional error message to include in the thrown error, if the condition is not satisfied.
     * @param inlineDetailsProp - true if the "details" property in the actual event should be extracted and inlined.
     * These event objects may be subsets of the logged events.
     * Note: category is omitted from the type because it's usually uninteresting and tedious to type.
     * @param clearEventsAfterCheck - Whether or not to clear the logger's {@link MockLogger.events} after performing the check.
     * Default: true.
     * @throws An error containing the actual/expected event data if the condition is not satisfied.
     */
    assertMatch(expectedEvents: Omit<ITelemetryBaseEvent, "category">[], message?: string, inlineDetailsProp?: boolean, clearEventsAfterCheck?: boolean): void;
    /**
     * Search events logged since the last time matchEvents was called, looking for any of the given
     * expected events.
     * @param expectedEvents - events that are expected to appear in the recorded log.
     * @param inlineDetailsProp - true if the "details" property in the actual event should be extracted and inlined.
     * These event objects may be subsets of the logged events.
     * Note: category is omitted from the type because it's usually uninteresting and tedious to type.
     * @returns if any of the expected events is found.
     */
    matchAnyEvent(expectedEvents: Omit<ITelemetryBaseEvent, "category">[], inlineDetailsProp?: boolean, clearEventsAfterCheck?: boolean): boolean;
    /**
     * Asserts {@link MockLogger.matchAnyEvent} is `true` for the given events.
     * @param expectedEvents - The events expected to appear.
     * @param message - Optional error message to include in the thrown error, if the condition is not satisfied.
     * @param inlineDetailsProp - true if the "details" property in the actual event should be extracted and inlined.
     * These event objects may be subsets of the logged events.
     * Note: category is omitted from the type because it's usually uninteresting and tedious to type.
     * @param clearEventsAfterCheck - Whether or not to clear the logger's {@link MockLogger.events} after performing the check.
     * Default: true.
     * @throws An error containing the actual/expected event data if the condition is not satisfied.
     */
    assertMatchAny(expectedEvents: Omit<ITelemetryBaseEvent, "category">[], message?: string, inlineDetailsProp?: boolean, clearEventsAfterCheck?: boolean): void;
    /**
     * Search events logged since the last time matchEvents was called, looking only for the given expected
     * events in order.
     * @param expectedEvents - events in order that are expected to be the only events in the recorded log.
     * @param inlineDetailsProp - true if the "details" property in the actual event should be extracted and inlined.
     * These event objects may be subsets of the logged events.
     * Note: category is omitted from the type because it's usually uninteresting and tedious to type.
     * @param clearEventsAfterCheck - Whether or not to clear the logger's {@link MockLogger.events} after performing the check.
     * Default: true.
     */
    matchEventStrict(expectedEvents: Omit<ITelemetryBaseEvent, "category">[], inlineDetailsProp?: boolean, clearEventsAfterCheck?: boolean): boolean;
    /**
     * Asserts {@link MockLogger.matchEvents} is `true` for the given events.
     * @param expectedEvents - The events expected to appear.
     * @param message - Optional error message to include in the thrown error, if the condition is not satisfied.
     * @param inlineDetailsProp - true if the "details" property in the actual event should be extracted and inlined.
     * These event objects may be subsets of the logged events.
     * Note: category is omitted from the type because it's usually uninteresting and tedious to type.
     * @param clearEventsAfterCheck - Whether or not to clear the logger's {@link MockLogger.events} after performing the check.
     * Default: true.
     * @throws An error containing the actual/expected event data if the condition is not satisfied.
     */
    assertMatchStrict(expectedEvents: Omit<ITelemetryBaseEvent, "category">[], message?: string, inlineDetailsProp?: boolean, clearEventsAfterCheck?: boolean): void;
    /**
     * Asserts {@link MockLogger.matchAnyEvent} is `false` for the given events.
     * @param disallowedEvents - The events expected to not appear.
     * @param message - Optional error message to include in the thrown error, if the condition is not satisfied.
     * @param inlineDetailsProp - true if the "details" property in the actual event should be extracted and inlined.
     * These event objects may be subsets of the logged events.
     * Note: category is omitted from the type because it's usually uninteresting and tedious to type.
     * @param clearEventsAfterCheck - Whether or not to clear the logger's {@link MockLogger.events} after performing the check.
     * Default: true.
     * @throws An error containing the actual/expected event data if the condition is not satisfied.
     */
    assertMatchNone(disallowedEvents: Omit<ITelemetryBaseEvent, "category">[], message?: string, inlineDetailsProp?: boolean, clearEventsAfterCheck?: boolean): void;
    private getMatchedEventsCount;
    /**
     * Ensure the expected event is a strict subset of the actual event
     */
    private static eventsMatch;
    /**
     * Throws if any errors were logged
     */
    assertNoErrors(message?: string, clearEventsAfterCheck?: boolean): void;
}
/**
 * Mock {@link TelemetryLoggerExt} implementation.
 *
 * @remarks Can be created via {@link createMockLoggerExt}.
 *
 * @internal
 */
export interface IMockLoggerExt extends TelemetryLoggerExt {
    /**
     * Gets the events that have been logged so far.
     */
    events(): readonly ITelemetryEventExt[];
}
/**
 * Creates an {@link IMockLoggerExt}.
 *
 * @internal
 */
export declare function createMockLoggerExt(minLogLevel?: LogLevel): IMockLoggerExt;
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