Fix tests and enable CI

.github/workflows/test.yml

@@ -0,0 +1,18 @@
+name: Tests
+
+on:
+  pull_request:
+  push:
+    branches: [main]
+  schedule:
+    - cron: '0 8 * * *' # daily at 8am UTC
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - run: ./test/bats/bin/bats test/unit/ test/integration/ test/e2e/

README.md

@@ -1,5 +1,7 @@
 # Worktree Toolkit
 
+[![Tests](https://github.com/block/wt/actions/workflows/test.yml/badge.svg)](https://github.com/block/wt/actions/workflows/test.yml)
+
 A streamlined workflow for developing in large Bazel + IntelliJ monorepos using Git worktrees.
 
 Enables instant IntelliJ context switching between worktrees—no re-imports, no re-indexing—and scales to support parallel development by humans and AI agents alike.

test/e2e/workflow.bats

@@ -155,6 +155,7 @@ teardown() {
     assert_equal "$current" "second-repo"
 
     # Load and verify variables (wt_load_context_config reads from ~/.wt/current)
+    source "$TEST_HOME/.wt/lib/wt-common"
     source "$TEST_HOME/.wt/lib/wt-context"
     wt_load_context_config
     assert_equal "$WT_MAIN_REPO_ROOT" "$REPO2"

test/integration/wt-cd.bats

@@ -56,7 +56,7 @@ teardown() {
 @test "wt-cd fails for non-existent path" {
     run "$TEST_HOME/.wt/bin/wt-cd" "/nonexistent/path/xyz"
     assert_failure
-    assert_output --partial "does not exist"
+    assert_output --partial "not found"
 }
 
 @test "wt-cd fails for non-worktree directory" {
@@ -69,7 +69,7 @@ teardown() {
 }
 
 @test "wt-cd fails with empty argument" {
-    run --separate-stderr "$TEST_HOME/.wt/bin/wt-cd" ""
+    run --separate-stderr "$TEST_HOME/.wt/bin/wt-cd" "" < /dev/null
     assert_failure
     # No path should be written to stdout
     assert_output ""

test/integration/wt-remove.bats

@@ -141,7 +141,7 @@ create_removable_worktree() {
 @test "wt-remove fails for non-existent path" {
     run "$TEST_HOME/.wt/bin/wt-remove" -y "/nonexistent/worktree/path"
     assert_failure
-    assert_output --partial "does not exist"
+    assert_output --partial "not found"
 }
 
 @test "wt-remove fails for path that is not a worktree" {
@@ -150,7 +150,7 @@ create_removable_worktree() {
 
     run "$TEST_HOME/.wt/bin/wt-remove" -y "$not_worktree"
     assert_failure
-    assert_output --partial "not a working tree"
+    assert_output --partial "not a git repository or worktree"
     # Directory should not have been deleted
     assert [ -d "$not_worktree" ]
 }

test/integration/wt-switch.bats

@@ -134,7 +134,7 @@ teardown() {
     # Create a known symlink so we can verify it's not modified
     ln -sf "$REPO" "$WT_ACTIVE_WORKTREE"
 
-    run "$TEST_HOME/.wt/bin/wt-switch" ""
+    run "$TEST_HOME/.wt/bin/wt-switch" "" < /dev/null
     assert_failure
 
     # Verify symlink was not modified