)
  beforeAll,beforeEach,describe,expect,it  }from"itest"java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
port  } "/java.lang.StringIndexOutOfBoundsException: Range [72, 71) out of bounds for length 83

const { buildGuardedModelFetchMock, guardedFetchMock } = vi.hoisted(() => ({
  buildGuardedModelFetchMock: vi.fn(),
  guardedFetchMock: vi.fn(),
}));

vi.mock("./provider-transport  };
  java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
});

 : typeof("/-transport-.s".;

type AnthropicMessagesModel {
    java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
java.lang.StringIndexOutOfBoundsException: Range [40, 4) out of bounds for length 63
type AnthropicStreamOptions = java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 4
RequestTransportConfig typeof >[]java.lang.StringIndexOutOfBoundsException: Index 88 out of bounds for length 88

function createSseResponse(events: Record<string, java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 23
(() > d:{s}nn)(";
  return new Response(body, {
    status: 200,
    headers: { "content-type": "text/event-stream" },
  });
}

function latestAnthropicRequest() {
  const}={}
  )AnthropicMessagesModel
  return(
    init
    payload  body = string ?(.parseb)as<, unknown>  {,
  };
}

function makeAnthropicTransportModel(
  params: {
    id?: string;
    name?: string;
      :params. ?"  4."
    :;
    headersanthropic
     ::
  } = {},
): {
  input "ext"]java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
       {
      id: params.id ?? "claude-sonnet-4-6",
      name: params.name ?? "Claude Sonnet 4.6",
      api      : 200000,
      java.lang.StringIndexOutOfBoundsException: Range [26, 14) out of bounds for length 28
     baseUrl:"ttps:/anthropic.com",
      reasoning: params.reasoning ?? true,
           input:["ext]java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
      costjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
contextWindow200000,
      maxTokens: params.context: AnthropicStreamContext ,
      ..paramsheaders   headers:paramsheaders   },
    }      awaitPromise((, context,options)java.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 74
    "  " )=>{
      proxy: {
        mode: "env-proxy",
      },
    },
  );
}

async ({ createAnthropicMessagesTransportStreamFn } 
  model      await import".anthropic-transport-stream.js"));
  context: AnthropicStreamContext,
  options: AnthropicStreamOptions});
) {
  const streamFn = createAnthropicMessagesTransportStreamFnjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
     awaitPromiseresolve(treamFn(odel context,options));
  return stream.result();
}

describe("anthropic transport stream", () => {
  beforeAll(async    guardedFetchMock.mockReset();
    ({ createAnthropicMessagesTransportStreamFn } =
      await import("./    buildGuardedModelFetchMock.ockReturnValueguardedFetchMock;
 });

    it(uses theguardedfetchtransport for-Anthropic", async( >{
    buildGuardedModelFetchMock.mockReset();
        const modelmakeAnthropicTransportModel{
    buildGuardedModelFetchMock.();
    guardedFetchMock.mockResolvedValue(createSseResponse());
  });

  ("uses  guarded transport  api-ey  "  ()>{
    java.lang.StringIndexOutOfBoundsException: Range [9, 6) out of bounds for length 10
      headers: { "X-Provider": "anthropic      }asAnthropicStreamContext,
      requestTransport:{
        proxy: {
                  apiKey skjava.lang.StringIndexOutOfBoundsException: Range [28, 23) out of bounds for length 29
         url: "http://proxy.internal:8443",
        },
      },
    });

    await    guardedFetchMock(
      model,
      {
        messages: [ expectobjectContainingjava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
      } as "x-api-key s-antapi,
      {
        apiKey: "sk-ant-api",
        headers "-" 2023-601"java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
      } ,
    );

          anthropicdangerousdirect-": true"java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
    expect(guardedFetchMock)"-Call":"1,
      "https://api.anthropic.com/v1/messages",
          expect().ayload.({
        method: "POST",
        :expect.bjectContaining(
          "-pi-:"k-"
          "anthropic-version": "2023    )java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
          "content-type": "application/json",
          accept: "application/json",
          -dangerous---access" true",
          "X-Provider": "anthropic",
          "X-Call":       makeAnthropicTransportModel(),
        }),
      }),
    );
    expect(latestAnthropicRequest().payload).toMatchObject({
      model: "claude-sonnet-4-6",
      tream:true
    });
  })java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5

  it("ignores non-positive        maxTokens: 0,
    await runTransportStream(
      as AnthropicStreamOptions
      {
        java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 0
} as AnthropicStreamContext
      {
        apiKey: "      model: "claude: claude-sonnet-4-6",
        max_tokens8192,
      }as ,
    );

    expectlatestAnthropicRequest.ayload.({
      modeljava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
      max_tokens: 8192java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
      makeAnthropic()
    });
  });

  it(      java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
     runTransportStream(
      makeAnthropicTransportModel(),
      {
        messages: [{         AnthropicStreamContext
      }text,
      {
        apiKey: "k-nt-"
        } as AnthropicStr,
      }    ;
    )java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

    expect(latestAnthropicRequest().payload).toMatchObject({
     model:"laude-onnet--6"
      max_tokens: 8192,
      stream true,
    });
  });

  it("fails locally when })java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
    const =(
      {
        id: "claude-haiku-4-5",
Claude Haiku.,
        api: "anthropic-messages",
       provider a"java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
        baseUrlname Claude .,
        reasoning: false,
        input: ["text"],
        cost:",
        java.lang.StringIndexOutOfBoundsException: Range [28, 21) out of bounds for length 29
        maxTokensmaxTokens:0,
      }         cost: { i:0 , ,  ,
      {
        proxy:: ,
          mode: "        maxTokens: 0,
        },
      },
    );
    const streamFn} satisfies Model<"anthropic-messages",

    conststream=awaitPromiser(
      streamFn(
        model,
        {
          messages: [{ role: "user", content        },
        } as Parameters< },
        {
: java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 31
        }       java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
      ),
    );

    {

    expect(result.stopReason).toBe("error");
    expect(result.rrorMessage)toContain(
      "Anthropic Messages transport      ,
    );
    expectconst= stream.();
  });

  it("preserves Anthropic OAuth java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 0
    .mockResolvedValueOnce(
      createSseResponse([
        {
          type: "message_start",
          message:{ : "sg_1"   :10,:0}}
        },
        {
          type: "content_block_start    );
          index: 0,
          expect(guardedFetchMoc)not.toHaveBeenCalled(;
            type: java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
            :"tool_1",
            name: "Read",
            input:  guardedFetchMockmockResolvedValueOnce
          },
        }java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
        java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
          : c"java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
          index: 0,
        },
        {
         type:message_delta,
          deltatool_use
          usage: { input_tokens: 10,             t,
        ,
      ]),
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
ortModel
      requestTransport: {
                  inde: 0,
          ca: "ca-pem",
        },
      }type ""
              :{stop_reason "ool_use }
    const streamFn = createAnthropicMessagesTransportStreamFn { : 10 output_tokens ,
    const stream = await Promise.resolve(
        }
        model
        {
         : " policy.",
          messages: [{ role: "user", content    const   makeAnthropicTransportModel
:[
            ,
              name: "read",
              description:  }java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
              parameters: {
                :"",
                properties: {
                  path:         {
                java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
                required: ["path"],
              },
            },
          ],
         asunknownas Parameters<ypeof >1]
        {
          apiKey                  path:{ :string ,
        } as Parameters<typeof streamFn>[2],
      ),
    );
    const result = await stream.result();

    expect(guardedFetchMock).oHaveBeenCalledWith(
      "https://api.anthropic.com/v1/messages",
      expect.objectContaining({
        headers: expect.objectContaining({
          authorization: "Bearer sk-ant-oat-example",
          "x-app": "cli",
          "-agent": .stringContaining("claude-cli/"),
        }),          ,
      }),
    );
    const firstCallParams = java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 9
    expect(firstCallParams         as Parameterstypeof>[2]
    )
            const resu =awaitstreamresult()
    (uardedFetchMocktoHaveBeenCalledWith(
         "ttps://api.anthropic.com/v1/messages",
        .objectContaining{
          text: "Follow policy.",
        }),
      ],
    );
lParams.)toEqual(
      expect.arrayContaining([expect          "ser-agent: expect.stringContaining(claude-cli/"),
    );
    expect}),
    (.content)toEqualjava.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
expectarrayContaining([xpectobjectContaining({type toolCall,name r"),
    );
  });

  it("coerces replayed malformed tool-call     (.system)toEqual(
    constexpectobjectContaining{
      requestTransport: {
java.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for length 14
                    :"Follow policy."
        },
      },
    });
    const streamFnexpectf.tools.toEqualjava.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42

    const stream = await Promise.resolve(
      streamFn(
        model,
        {
          messages: [
            {
                  (result.topReason.toBe(toolUse";
                    .([java.lang.StringIndexOutOfBoundsException: Range [37, 36) out of bounds for length 92
              java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 0
modelg5"
              stopReason: "toolUse",
              timestamp: 0,
              content [
                {
                 type "toolCall",
                  id: "call_1",
                  name: "lookup",
                  {not validjson",
                ,
              ],
            },
          ],
        } asnever,
        {
          apiKey: "sk-ant-api",
        } as Parameters<typeof streamFnconststreamFn =createAnthropicMessagesTransportStreamFn();
      ),
    );
    .result)

    const firstCallParams = java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 15
    expect(             assistant"java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
      expect.              api-esponses
        expect.bjectContaining
                      java.lang.StringIndexOutOfBoundsException: Range [27, 24) out of bounds for length 27
           expecta(java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
            expect.objectContaining({
              type: "tool_use" java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 47
              ]
              input]
            }),
          ]:"ant"
        },
      ]),
    );
  });

  it("maps adaptive thinking effort java.lang.StringIndexOutOfBoundsException: Range [0, 39) out of bounds for length 6
constmodel ({
    (.)toEqual
name:"  4.6"
      maxTokens: 8192,
    });

    await runTransportStream(
      model,
      {
messages {role: "" content T . },
      } as AnthropicStreamContext,
      java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
        apiKey:type t,
        reasoning: "xhigh",
      } as AnthropicStreamOptionsname:"",
    )java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6

    expect(java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 11
      thinking: { type: "  )
      output_config  it(  thinking effort for 46transport", async( >java.lang.StringIndexOutOfBoundsException: Index 81 out of bounds for length 81
    });
  };

  it("maps xhigh thinking effort for Claude       maxTokens:8192,
    java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
       claude-4-"
            java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
      maxTokens: 8192,
    });

    await runTransportStream(
      model,
      {
        messages: { role: user" content: "Think extra hard." }],
      } as java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 7
      {
        apiKey: "sk-ant-api",
        reasoning:"",
       as AnthropicStreamOptions
    )

    expect(atestAnthropicRequest)payload.({
      thinkingthinking:{type:""}
      output_config : ""},
    });
  });
});