oh-my-opencode/src/cli/config-manager/plugin-detection.test.ts

import { afterEach, beforeEach, describe, expect, it } from "bun:test"
import { mkdirSync, readFileSync, rmSync, writeFileSync } from "node:fs"
import { tmpdir } from "node:os"
import { join } from "node:path"

import { resetConfigContext } from "./config-context"
import { detectCurrentConfig } from "./detect-current-config"
import { addPluginToOpenCodeConfig } from "./add-plugin-to-opencode-config"

describe("detectCurrentConfig - dual name detection", () => {
  let testConfigDir = ""
  let testConfigPath = ""

  beforeEach(() => {
    testConfigDir = join(tmpdir(), `omo-detect-config-${Date.now()}-${Math.random().toString(36).slice(2)}`)
    testConfigPath = join(testConfigDir, "opencode.json")

    mkdirSync(testConfigDir, { recursive: true })
    process.env.OPENCODE_CONFIG_DIR = testConfigDir
    resetConfigContext()
  })

  afterEach(() => {
    rmSync(testConfigDir, { recursive: true, force: true })
    resetConfigContext()
    delete process.env.OPENCODE_CONFIG_DIR
  })

  it("detects oh-my-opencode in plugin array", () => {
    // given
    const config = { plugin: ["oh-my-opencode"] }
    writeFileSync(testConfigPath, JSON.stringify(config, null, 2) + "\n", "utf-8")

    // when
    const result = detectCurrentConfig()

    // then
    expect(result.isInstalled).toBe(true)
  })

  it("detects oh-my-openagent in plugin array", () => {
    // given
    const config = { plugin: ["oh-my-openagent"] }
    writeFileSync(testConfigPath, JSON.stringify(config, null, 2) + "\n", "utf-8")

    // when
    const result = detectCurrentConfig()

    // then
    expect(result.isInstalled).toBe(true)
  })

  it("detects oh-my-opencode with version pin", () => {
    // given
    const config = { plugin: ["oh-my-opencode@3.11.0"] }
    writeFileSync(testConfigPath, JSON.stringify(config, null, 2) + "\n", "utf-8")

    // when
    const result = detectCurrentConfig()

    // then
    expect(result.isInstalled).toBe(true)
  })

  it("detects oh-my-openagent with version pin", () => {
    // given
    const config = { plugin: ["oh-my-openagent@3.12.0"] }
    writeFileSync(testConfigPath, JSON.stringify(config, null, 2) + "\n", "utf-8")

    // when
    const result = detectCurrentConfig()

    // then
    expect(result.isInstalled).toBe(true)
  })

  it("returns false when plugin not present", () => {
    // given
    const config = { plugin: ["some-other-plugin"] }
    writeFileSync(testConfigPath, JSON.stringify(config, null, 2) + "\n", "utf-8")

    // when
    const result = detectCurrentConfig()

    // then
    expect(result.isInstalled).toBe(false)
  })
})

describe("addPluginToOpenCodeConfig - dual name detection", () => {
  let testConfigDir = ""
  let testConfigPath = ""

  beforeEach(() => {
    testConfigDir = join(tmpdir(), `omo-add-plugin-${Date.now()}-${Math.random().toString(36).slice(2)}`)
    testConfigPath = join(testConfigDir, "opencode.json")

    mkdirSync(testConfigDir, { recursive: true })
    process.env.OPENCODE_CONFIG_DIR = testConfigDir
    resetConfigContext()
  })

  afterEach(() => {
    rmSync(testConfigDir, { recursive: true, force: true })
    resetConfigContext()
    delete process.env.OPENCODE_CONFIG_DIR
  })

  it("finds and replaces old oh-my-opencode with new name", async () => {
    // given
    const config = { plugin: ["oh-my-opencode"] }
    writeFileSync(testConfigPath, JSON.stringify(config, null, 2) + "\n", "utf-8")

    // when
    const result = await addPluginToOpenCodeConfig("3.11.0")

    // then
    expect(result.success).toBe(true)
    const savedConfig = JSON.parse(readFileSync(testConfigPath, "utf-8"))
    expect(savedConfig.plugin).toContain("oh-my-openagent")
    expect(savedConfig.plugin).not.toContain("oh-my-opencode")
  })

  it("finds and replaces oh-my-openagent with new name", async () => {
    // given
    const config = { plugin: ["oh-my-openagent"] }
    writeFileSync(testConfigPath, JSON.stringify(config, null, 2) + "\n", "utf-8")

    // when
    const result = await addPluginToOpenCodeConfig("3.11.0")

    // then
    expect(result.success).toBe(true)
    const savedConfig = JSON.parse(readFileSync(testConfigPath, "utf-8"))
    expect(savedConfig.plugin).toContain("oh-my-openagent")
    expect(savedConfig.plugin).not.toContain("oh-my-opencode")
  })

  it("finds and replaces version-pinned oh-my-opencode@X.Y.Z", async () => {
    // given
    const config = { plugin: ["oh-my-opencode@3.10.0"] }
    writeFileSync(testConfigPath, JSON.stringify(config, null, 2) + "\n", "utf-8")

    // when
    const result = await addPluginToOpenCodeConfig("3.11.0")

    // then
    expect(result.success).toBe(true)
    const savedConfig = JSON.parse(readFileSync(testConfigPath, "utf-8"))
    expect(savedConfig.plugin).toContain("oh-my-openagent")
    expect(savedConfig.plugin).not.toContain("oh-my-opencode@3.10.0")
  })

  it("finds and replaces version-pinned oh-my-openagent@X.Y.Z", async () => {
    // given
    const config = { plugin: ["oh-my-openagent@3.10.0"] }
    writeFileSync(testConfigPath, JSON.stringify(config, null, 2) + "\n", "utf-8")

    // when
    const result = await addPluginToOpenCodeConfig("3.11.0")

    // then
    expect(result.success).toBe(true)
    const savedConfig = JSON.parse(readFileSync(testConfigPath, "utf-8"))
    expect(savedConfig.plugin).toContain("oh-my-openagent")
    expect(savedConfig.plugin).not.toContain("oh-my-openagent@3.10.0")
  })

  it("adds new plugin when none exists", async () => {
    // given - no plugin array
    const config = {}
    writeFileSync(testConfigPath, JSON.stringify(config, null, 2) + "\n", "utf-8")

    // when
    const result = await addPluginToOpenCodeConfig("3.11.0")

    // then
    expect(result.success).toBe(true)
    const savedConfig = JSON.parse(readFileSync(testConfigPath, "utf-8"))
    expect(savedConfig.plugin).toContain("oh-my-openagent")
  })

  it("adds plugin when plugin array is empty", async () => {
    // given - empty plugin array
    const config = { plugin: [] }
    writeFileSync(testConfigPath, JSON.stringify(config, null, 2) + "\n", "utf-8")

    // when
    const result = await addPluginToOpenCodeConfig("3.11.0")

    // then
    expect(result.success).toBe(true)
    const savedConfig = JSON.parse(readFileSync(testConfigPath, "utf-8"))
    expect(savedConfig.plugin).toContain("oh-my-openagent")
  })
})