import { describe, it, expect } from "bun:test";
import { xChainSwapTemplate } from "../templates/index";

describe("xChainSwapTemplate", () => {
  it("should be a string", () => {
    expect(typeof xChainSwapTemplate).toBe("string");
  });

  it("should contain recentMessages placeholder", () => {
    expect(xChainSwapTemplate).toContain("{{recentMessages}}");
  });

  it("should describe extraction of swap parameters", () => {
    expect(xChainSwapTemplate).toContain("Extract the following information");
    expect(xChainSwapTemplate).toContain("Token symbol to swap from");
    expect(xChainSwapTemplate).toContain("Token symbol to swap into");
    expect(xChainSwapTemplate).toContain("Source chain");
    expect(xChainSwapTemplate).toContain("Destination chain");
    expect(xChainSwapTemplate).toContain("Amount to swap");
    expect(xChainSwapTemplate).toContain("Destination address");
  });

  it("should specify default behaviors", () => {
    expect(xChainSwapTemplate).toContain(
      "If the destination address is not specified"
    );
    expect(xChainSwapTemplate).toContain(
      "If the token to swap into is not specified"
    );
    expect(xChainSwapTemplate).toContain(
      "If the destination chain is not specified"
    );
  });

  it("should request XML response format", () => {
    expect(xChainSwapTemplate).toContain("Respond with an XML block");
    expect(xChainSwapTemplate).toContain("<response>");
    expect(xChainSwapTemplate).toContain("</response>");
  });

  it("should include all required XML fields", () => {
    expect(xChainSwapTemplate).toContain("<fromToken>");
    expect(xChainSwapTemplate).toContain("<toToken>");
    expect(xChainSwapTemplate).toContain("<fromChain>");
    expect(xChainSwapTemplate).toContain("<toChain>");
    expect(xChainSwapTemplate).toContain("<amount>");
    expect(xChainSwapTemplate).toContain("<toAddress>");
  });

  it("should have proper XML closing tags", () => {
    expect(xChainSwapTemplate).toContain("</fromToken>");
    expect(xChainSwapTemplate).toContain("</toToken>");
    expect(xChainSwapTemplate).toContain("</fromChain>");
    expect(xChainSwapTemplate).toContain("</toChain>");
    expect(xChainSwapTemplate).toContain("</amount>");
    expect(xChainSwapTemplate).toContain("</toAddress>");
  });

  it("should indicate null as possible value", () => {
    expect(xChainSwapTemplate).toContain("string or null");
  });

  it("should follow v1.x XML template format", () => {
    // Check that it doesn't contain old JSON format
    expect(xChainSwapTemplate).not.toContain("```json");
    expect(xChainSwapTemplate).not.toContain("JSON markdown block");

    // Check XML format
    const xmlMatch = xChainSwapTemplate.match(/<response>[\s\S]*<\/response>/);
    expect(xmlMatch).toBeTruthy();
  });

  it("should have proper template structure", () => {
    // Check beginning
    expect(xChainSwapTemplate.startsWith("Given the recent messages")).toBe(
      true
    );

    // Check it has instructions section
    expect(xChainSwapTemplate).toContain("Extract the following information");

    // Check it has defaults section
    expect(xChainSwapTemplate).toContain(
      "If the destination address is not specified"
    );

    // Check it ends with response format
    expect(xChainSwapTemplate).toContain(
      "Respond with an XML block containing only the extracted values"
    );
  });
});