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feat: launch Gemini 3 Flash in Gemini CLI ⚡️⚡️⚡️ (#15196)

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Co-authored-by: gemini-cli-robot <gemini-cli-robot@google.com>
Co-authored-by: joshualitt <joshualitt@google.com>
Co-authored-by: Sehoon Shon <sshon@google.com>
Co-authored-by: Adam Weidman <65992621+adamfweidman@users.noreply.github.com>
Co-authored-by: Adib234 <30782825+Adib234@users.noreply.github.com>
Co-authored-by: Jenna Inouye <jinouye@google.com>
This commit is contained in:
Tommaso Sciortino
2025-12-17 09:43:21 -08:00
committed by GitHub
parent 18698d6929
commit bf90b59935
65 changed files with 1898 additions and 2060 deletions
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81
packages/core/src/routing/modelRouterService.test.ts
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@@ -7,10 +7,7 @@
import { describe, it, expect, vi, beforeEach } from 'vitest';
import { ModelRouterService } from './modelRouterService.js';
import { Config } from '../config/config.js';
import {
PREVIEW_GEMINI_MODEL,
DEFAULT_GEMINI_MODEL,
} from '../config/models.js';
import type { BaseLlmClient } from '../core/baseLlmClient.js';
import type { RoutingContext, RoutingDecision } from './routingStrategy.js';
import { DefaultStrategy } from './strategies/defaultStrategy.js';
@@ -151,81 +148,5 @@ describe('ModelRouterService', () => {
expect.any(ModelRoutingEvent),
);
});
it('should upgrade to Preview Model when preview features are enabled and model is 2.5 Pro', async () => {
vi.spyOn(mockCompositeStrategy, 'route').mockResolvedValue({
model: DEFAULT_GEMINI_MODEL,
metadata: { source: 'test', latencyMs: 0, reasoning: 'test' },
});
vi.spyOn(mockConfig, 'getPreviewFeatures').mockReturnValue(true);
vi.spyOn(mockConfig, 'isPreviewModelFallbackMode').mockReturnValue(false);
const decision = await service.route(mockContext);
expect(decision.model).toBe(PREVIEW_GEMINI_MODEL);
});
it('should NOT upgrade to Preview Model when preview features are disabled', async () => {
vi.spyOn(mockCompositeStrategy, 'route').mockResolvedValue({
model: DEFAULT_GEMINI_MODEL,
metadata: { source: 'test', latencyMs: 0, reasoning: 'test' },
});
vi.spyOn(mockConfig, 'getPreviewFeatures').mockReturnValue(false);
const decision = await service.route(mockContext);
expect(decision.model).toBe(DEFAULT_GEMINI_MODEL);
});
it('should upgrade to Preview Model when preview features are enabled and model is explicitly set to Pro', async () => {
// Simulate OverrideStrategy returning Preview Model (as resolveModel would do for "pro")
vi.spyOn(mockCompositeStrategy, 'route').mockResolvedValue({
model: PREVIEW_GEMINI_MODEL,
metadata: {
source: 'override',
latencyMs: 0,
reasoning: 'User selected',
},
});
vi.spyOn(mockConfig, 'getPreviewFeatures').mockReturnValue(true);
vi.spyOn(mockConfig, 'isPreviewModelFallbackMode').mockReturnValue(false);
const decision = await service.route(mockContext);
expect(decision.model).toBe(PREVIEW_GEMINI_MODEL);
});
it('should NOT upgrade to Preview Model when preview features are enabled and model is explicitly set to a specific string', async () => {
// Simulate OverrideStrategy returning a specific model (e.g. "gemini-2.5-pro")
// This happens when user explicitly sets model to "gemini-2.5-pro" instead of "pro"
vi.spyOn(mockCompositeStrategy, 'route').mockResolvedValue({
model: DEFAULT_GEMINI_MODEL,
metadata: {
source: 'override',
latencyMs: 0,
reasoning: 'User selected',
},
});
vi.spyOn(mockConfig, 'getPreviewFeatures').mockReturnValue(true);
vi.spyOn(mockConfig, 'isPreviewModelFallbackMode').mockReturnValue(false);
const decision = await service.route(mockContext);
// Should NOT upgrade to Preview Model because source is 'override' and model is specific
expect(decision.model).toBe(DEFAULT_GEMINI_MODEL);
});
it('should upgrade to Preview Model even if fallback mode is active (probing behavior)', async () => {
vi.spyOn(mockCompositeStrategy, 'route').mockResolvedValue({
model: DEFAULT_GEMINI_MODEL,
metadata: { source: 'default', latencyMs: 0, reasoning: 'Default' },
});
vi.spyOn(mockConfig, 'getPreviewFeatures').mockReturnValue(true);
vi.spyOn(mockConfig, 'isPreviewModelFallbackMode').mockReturnValue(true);
const decision = await service.route(mockContext);
expect(decision.model).toBe(PREVIEW_GEMINI_MODEL);
});
});
});