ci: improve test coverage

6 files changed, 54 insertions, 448 deletions

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 000000000..35023faac
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,30 @@
+name: test
+
+on:
+  push:
+    branches-ignore:
+      - production
+  pull_request:
+    branches-ignore:
+      - production
+  workflow_dispatch:
+jobs:
+  format:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Setup Bun
+        uses: oven-sh/setup-bun@v1
+        with:
+          bun-version: 1.2.21
+
+      - name: run
+        run: |
+          bun install
+          bun turbo test
+        env:
+          CI: true
diff --git a/packages/opencode/package.json b/packages/opencode/package.json
index 4fa264693..fda6fc0e4 100644
--- a/packages/opencode/package.json
+++ b/packages/opencode/package.json
@@ -6,6 +6,7 @@
   "private": true,
   "scripts": {
     "typecheck": "tsc --noEmit",
+    "test": "bun test",
     "build": "./script/build.ts",
     "dev": "bun run --conditions=development ./src/index.ts"
   },
diff --git a/packages/opencode/src/tool/edit.ts b/packages/opencode/src/tool/edit.ts
index b7f43126e..579f9f09d 100644
--- a/packages/opencode/src/tool/edit.ts
+++ b/packages/opencode/src/tool/edit.ts
@@ -596,13 +596,13 @@ export function replace(content: string, oldString: string, newString: string, r
   for (const replacer of [
     SimpleReplacer,
     LineTrimmedReplacer,
-    // BlockAnchorReplacer,
+    BlockAnchorReplacer,
     WhitespaceNormalizedReplacer,
     IndentationFlexibleReplacer,
     EscapeNormalizedReplacer,
-    // TrimmedBoundaryReplacer,
-    // ContextAwareReplacer,
-    // MultiOccurrenceReplacer,
+    TrimmedBoundaryReplacer,
+    ContextAwareReplacer,
+    MultiOccurrenceReplacer,
   ]) {
     for (const search of replacer(content, oldString)) {
       const index = content.indexOf(search)
diff --git a/packages/opencode/src/tool/registry.ts b/packages/opencode/src/tool/registry.ts
index 65c546408..1d6372090 100644
--- a/packages/opencode/src/tool/registry.ts
+++ b/packages/opencode/src/tool/registry.ts
@@ -20,25 +20,6 @@ import z from "zod/v4"
 import { Plugin } from "../plugin"
 
 export namespace ToolRegistry {
-  // Built-in tools that ship with opencode
-  function builtin() {
-    return [
-      InvalidTool,
-      BashTool,
-      EditTool,
-      WebFetchTool,
-      GlobTool,
-      GrepTool,
-      ListTool,
-      PatchTool,
-      ReadTool,
-      WriteTool,
-      TodoWriteTool,
-      TodoReadTool,
-      TaskTool,
-    ]
-  }
-
   export const state = Instance.state(async () => {
     const custom = [] as Tool.Info[]
     const glob = new Bun.Glob("tool/*.{js,ts}")
@@ -93,7 +74,22 @@ export namespace ToolRegistry {
 
   async function all(): Promise<Tool.Info[]> {
     const custom = await state().then((x) => x.custom)
-    return [...builtin(), ...custom]
+    return [
+      InvalidTool,
+      BashTool,
+      EditTool,
+      WebFetchTool,
+      GlobTool,
+      GrepTool,
+      ListTool,
+      PatchTool,
+      ReadTool,
+      WriteTool,
+      TodoWriteTool,
+      TodoReadTool,
+      TaskTool,
+      ...custom,
+    ]
   }
 
   export async function ids() {
diff --git a/packages/opencode/test/tool/edit.test.ts b/packages/opencode/test/tool/edit.test.ts
deleted file mode 100644
index 88a882dba..000000000
--- a/packages/opencode/test/tool/edit.test.ts
+++ /dev/null
@@ -1,424 +0,0 @@
-import { describe, expect, test } from "bun:test"
-import { replace } from "../../src/tool/edit"
-
-interface TestCase {
-  content: string
-  find: string
-  replace: string
-  all?: boolean
-  fail?: boolean
-}
-
-const testCases: TestCase[] = [
-  // SimpleReplacer cases
-  {
-    content: ["function hello() {", '  console.log("world");', "}"].join("\n"),
-    find: 'console.log("world");',
-    replace: 'console.log("universe");',
-  },
-  {
-    content: ["if (condition) {", "  doSomething();", "  doSomethingElse();", "}"].join("\n"),
-    find: ["  doSomething();", "  doSomethingElse();"].join("\n"),
-    replace: ["  doNewThing();", "  doAnotherThing();"].join("\n"),
-  },
-
-  // LineTrimmedReplacer cases
-  {
-    content: ["function test() {", '    console.log("hello");', "}"].join("\n"),
-    find: 'console.log("hello");',
-    replace: 'console.log("goodbye");',
-  },
-  {
-    content: ["const x = 5;   ", "const y = 10;"].join("\n"),
-    find: "const x = 5;",
-    replace: "const x = 15;",
-  },
-  {
-    content: ["  if (true) {", "    return false;", "  }"].join("\n"),
-    find: ["if (true) {", "return false;", "}"].join("\n"),
-    replace: ["if (false) {", "return true;", "}"].join("\n"),
-  },
-
-  // BlockAnchorReplacer cases
-  {
-    content: [
-      "function calculate(a, b) {",
-      "  const temp = a + b;",
-      "  const result = temp * 2;",
-      "  return result;",
-      "}",
-    ].join("\n"),
-    find: ["function calculate(a, b) {", "  // different middle content", "  return result;", "}"].join("\n"),
-    replace: ["function calculate(a, b) {", "  return a * b * 2;", "}"].join("\n"),
-  },
-  {
-    content: [
-      "class MyClass {",
-      "  constructor() {",
-      "    this.value = 0;",
-      "  }",
-      "  ",
-      "  getValue() {",
-      "    return this.value;",
-      "  }",
-      "}",
-    ].join("\n"),
-    find: ["class MyClass {", "  // different implementation", "}"].join("\n"),
-    replace: ["class MyClass {", "  constructor() {", "    this.value = 42;", "  }", "}"].join("\n"),
-  },
-
-  // WhitespaceNormalizedReplacer cases
-  {
-    content: ["function test() {", '\tconsole.log("hello");', "}"].join("\n"),
-    find: '  console.log("hello");',
-    replace: '  console.log("world");',
-  },
-  {
-    content: "const   x    =     5;",
-    find: "const x = 5;",
-    replace: "const x = 10;",
-  },
-  {
-    content: "if\t(  condition\t) {",
-    find: "if ( condition ) {",
-    replace: "if (newCondition) {",
-  },
-
-  // IndentationFlexibleReplacer cases
-  {
-    content: ["    function nested() {", '      console.log("deeply nested");', "      return true;", "    }"].join(
-      "\n",
-    ),
-    find: ["function nested() {", '  console.log("deeply nested");', "  return true;", "}"].join("\n"),
-    replace: ["function nested() {", '  console.log("updated");', "  return false;", "}"].join("\n"),
-  },
-  {
-    content: ["  if (true) {", '    console.log("level 1");', '      console.log("level 2");', "  }"].join("\n"),
-    find: ["if (true) {", 'console.log("level 1");', '  console.log("level 2");', "}"].join("\n"),
-    replace: ["if (true) {", 'console.log("updated");', "}"].join("\n"),
-  },
-
-  // replaceAll option cases
-  {
-    content: ['console.log("test");', 'console.log("test");', 'console.log("test");'].join("\n"),
-    find: 'console.log("test");',
-    replace: 'console.log("updated");',
-    all: true,
-  },
-  {
-    content: ['console.log("test");', 'console.log("test");'].join("\n"),
-    find: 'console.log("test");',
-    replace: 'console.log("updated");',
-    all: false,
-  },
-
-  // Error cases
-  {
-    content: 'console.log("hello");',
-    find: "nonexistent string",
-    replace: "updated",
-    fail: true,
-  },
-  {
-    content: ["test", "test", "different content", "test"].join("\n"),
-    find: "test",
-    replace: "updated",
-    all: false,
-    fail: true,
-  },
-
-  // Edge cases
-  {
-    content: "",
-    find: "",
-    replace: "new content",
-  },
-  {
-    content: "const regex = /[.*+?^${}()|[\\\\]\\\\\\\\]/g;",
-    find: "/[.*+?^${}()|[\\\\]\\\\\\\\]/g",
-    replace: "/\\\\w+/g",
-  },
-  {
-    content: 'const message = "Hello 世界! 🌍";',
-    find: "Hello 世界! 🌍",
-    replace: "Hello World! 🌎",
-  },
-
-  // EscapeNormalizedReplacer cases
-  {
-    content: 'console.log("Hello\nWorld");',
-    find: 'console.log("Hello\\nWorld");',
-    replace: 'console.log("Hello\nUniverse");',
-  },
-  {
-    content: "const str = 'It's working';",
-    find: "const str = 'It\\'s working';",
-    replace: "const str = 'It's fixed';",
-  },
-  {
-    content: "const template = `Hello ${name}`;",
-    find: "const template = `Hello \\${name}`;",
-    replace: "const template = `Hi ${name}`;",
-  },
-  {
-    content: "const path = 'C:\\Users\\test';",
-    find: "const path = 'C:\\\\Users\\\\test';",
-    replace: "const path = 'C:\\Users\\admin';",
-  },
-
-  // MultiOccurrenceReplacer cases (with replaceAll)
-  {
-    content: ["debug('start');", "debug('middle');", "debug('end');"].join("\n"),
-    find: "debug",
-    replace: "log",
-    all: true,
-  },
-  {
-    content: "const x = 1; const y = 1; const z = 1;",
-    find: "1",
-    replace: "2",
-    all: true,
-  },
-
-  // TrimmedBoundaryReplacer cases
-  {
-    content: ["  function test() {", "    return true;", "  }"].join("\n"),
-    find: ["function test() {", "  return true;", "}"].join("\n"),
-    replace: ["function test() {", "  return false;", "}"].join("\n"),
-  },
-  {
-    content: "\n  const value = 42;  \n",
-    find: "const value = 42;",
-    replace: "const value = 24;",
-  },
-  {
-    content: ["", "  if (condition) {", "    doSomething();", "  }", ""].join("\n"),
-    find: ["if (condition) {", "  doSomething();", "}"].join("\n"),
-    replace: ["if (condition) {", "  doNothing();", "}"].join("\n"),
-  },
-
-  // ContextAwareReplacer cases
-  {
-    content: [
-      "function calculate(a, b) {",
-      "  const temp = a + b;",
-      "  const result = temp * 2;",
-      "  return result;",
-      "}",
-    ].join("\n"),
-    find: [
-      "function calculate(a, b) {",
-      "  // some different content here",
-      "  // more different content",
-      "  return result;",
-      "}",
-    ].join("\n"),
-    replace: ["function calculate(a, b) {", "  return (a + b) * 2;", "}"].join("\n"),
-  },
-  {
-    content: [
-      "class TestClass {",
-      "  constructor() {",
-      "    this.value = 0;",
-      "  }",
-      "  ",
-      "  method() {",
-      "    return this.value;",
-      "  }",
-      "}",
-    ].join("\n"),
-    find: ["class TestClass {", "  // different implementation", "  // with multiple lines", "}"].join("\n"),
-    replace: ["class TestClass {", "  getValue() { return 42; }", "}"].join("\n"),
-  },
-
-  // Combined edge cases for new replacers
-  {
-    content: '\tconsole.log("test");\t',
-    find: 'console.log("test");',
-    replace: 'console.log("updated");',
-  },
-  {
-    content: ["  ", "function test() {", "  return 'value';", "}", "  "].join("\n"),
-    find: ["function test() {", "return 'value';", "}"].join("\n"),
-    replace: ["function test() {", "return 'new value';", "}"].join("\n"),
-  },
-
-  // Test for same oldString and newString (should fail)
-  {
-    content: 'console.log("test");',
-    find: 'console.log("test");',
-    replace: 'console.log("test");',
-    fail: true,
-  },
-
-  // Additional tests for fixes made
-
-  // WhitespaceNormalizedReplacer - test regex special characters that could cause errors
-  {
-    content: 'const pattern = "test[123]";',
-    find: "test[123]",
-    replace: "test[456]",
-  },
-  {
-    content: 'const regex = "^start.*end$";',
-    find: "^start.*end$",
-    replace: "^begin.*finish$",
-  },
-
-  // EscapeNormalizedReplacer - test single backslash vs double backslash
-  {
-    content: 'const path = "C:\\Users";',
-    find: 'const path = "C:\\Users";',
-    replace: 'const path = "D:\\Users";',
-  },
-  {
-    content: 'console.log("Line1\\nLine2");',
-    find: 'console.log("Line1\\nLine2");',
-    replace: 'console.log("First\\nSecond");',
-  },
-
-  // BlockAnchorReplacer - test edge case with exact newline boundaries
-  {
-    content: ["function test() {", "  return true;", "}"].join("\n"),
-    find: ["function test() {", "  // middle", "}"].join("\n"),
-    replace: ["function test() {", "  return false;", "}"].join("\n"),
-  },
-
-  // ContextAwareReplacer - test with trailing newline in find string
-  {
-    content: ["class Test {", "  method1() {", "    return 1;", "  }", "}"].join("\n"),
-    find: [
-      "class Test {",
-      "  // different content",
-      "}",
-      "", // trailing empty line
-    ].join("\n"),
-    replace: ["class Test {", "  method2() { return 2; }", "}"].join("\n"),
-  },
-
-  // Test validation for empty strings with same oldString and newString
-  {
-    content: "",
-    find: "",
-    replace: "",
-    fail: true,
-  },
-
-  // Test multiple occurrences with replaceAll=false (should fail)
-  {
-    content: ["const a = 1;", "const b = 1;", "const c = 1;"].join("\n"),
-    find: "= 1",
-    replace: "= 2",
-    all: false,
-    fail: true,
-  },
-
-  // Test whitespace normalization with multiple spaces and tabs mixed
-  {
-    content: "if\t \t( \tcondition\t )\t{",
-    find: "if ( condition ) {",
-    replace: "if (newCondition) {",
-  },
-
-  // Test escape sequences in template literals
-  {
-    content: "const msg = `Hello\\tWorld`;",
-    find: "const msg = `Hello\\tWorld`;",
-    replace: "const msg = `Hi\\tWorld`;",
-  },
-
-  // Test case that reproduces the greedy matching bug - now should fail due to low similarity
-  {
-    content: [
-      "func main() {",
-      "  if condition {",
-      "    doSomething()",
-      "  }",
-      "  processData()",
-      "  if anotherCondition {",
-      "    doOtherThing()",
-      "  }",
-      "  return mainLayout",
-      "}",
-      "",
-      "func helper() {",
-      "  }",
-      "  return mainLayout", // This should NOT be matched due to low similarity
-      "}",
-    ].join("\n"),
-    find: ["  }", "  return mainLayout"].join("\n"),
-    replace: ["  }", "  // Add some code here", "  return mainLayout"].join("\n"),
-    fail: true, // This should fail because the pattern has low similarity score
-  },
-
-  // Test case for the fix - more specific pattern should work
-  {
-    content: [
-      "function renderLayout() {",
-      "  const header = createHeader()",
-      "  const body = createBody()",
-      "  return mainLayout",
-      "}",
-    ].join("\n"),
-    find: ["function renderLayout() {", "  // different content", "  return mainLayout", "}"].join("\n"),
-    replace: [
-      "function renderLayout() {",
-      "  const header = createHeader()",
-      "  const body = createBody()",
-      "  // Add minimap overlay",
-      "  return mainLayout",
-      "}",
-    ].join("\n"),
-  },
-
-  // Test that large blocks without arbitrary size limits can work
-  {
-    content: Array.from({ length: 100 }, (_, i) => `line ${i}`).join("\n"),
-    find: Array.from({ length: 50 }, (_, i) => `line ${i + 25}`).join("\n"),
-    replace: Array.from({ length: 50 }, (_, i) => `updated line ${i + 25}`).join("\n"),
-  },
-
-  // Test case for the fix - more specific pattern should work
-  {
-    content: [
-      "function renderLayout() {",
-      "  const header = createHeader()",
-      "  const body = createBody()",
-      "  return mainLayout",
-      "}",
-    ].join("\n"),
-    find: ["function renderLayout() {", "  // different content", "  return mainLayout", "}"].join("\n"),
-    replace: [
-      "function renderLayout() {",
-      "  const header = createHeader()",
-      "  const body = createBody()",
-      "  // Add minimap overlay",
-      "  return mainLayout",
-      "}",
-    ].join("\n"),
-  },
-
-  // Test BlockAnchorReplacer with overly large blocks (should fail)
-  {
-    content:
-      Array.from({ length: 100 }, (_, i) => `line ${i}`).join("\n") +
-      "\nfunction test() {\n" +
-      Array.from({ length: 60 }, (_, i) => `  content ${i}`).join("\n") +
-      "\n  return result\n}",
-    find: ["function test() {", "  // different content", "  return result", "}"].join("\n"),
-    replace: ["function test() {", "  return 42", "}"].join("\n"),
-  },
-]
-
-describe("EditTool Replacers", () => {
-  test.each(testCases)("case %#", (testCase) => {
-    if (testCase.fail) {
-      expect(() => {
-        replace(testCase.content, testCase.find, testCase.replace, testCase.all)
-      }).toThrow()
-    } else {
-      const result = replace(testCase.content, testCase.find, testCase.replace, testCase.all)
-      expect(result).toContain(testCase.replace)
-    }
-  })
-})
diff --git a/turbo.json b/turbo.json
index cd40493de..9b978176b 100644
--- a/turbo.json
+++ b/turbo.json
@@ -5,6 +5,9 @@
     "build": {
       "dependsOn": ["^build"],
       "outputs": ["dist/**"]
+    },
+    "test": {
+      "dependsOn": ["^test"]
     }
   }
 }