more tests, misc improvements

Author: Anton-4

Cargo.lock

@@ -31,6 +31,7 @@ members = [
 ]
 
 [workspace.package]
+
 authors = ["The Roc Contributors"]
 edition = "2021"
 license = "UPL-1.0"
@@ -39,8 +40,8 @@ repository = "https://github.com/roc-lang/basic-cli"
 
 [workspace.dependencies]
 # Core Roc types
-# roc-nightly: 2026-03-03
-roc_std_new = { git = "https://github.com/roc-lang/roc", rev = "3fa8df31997e3e233d5bda63eec8737ccd3ce941" }
+# roc-nightly: 2026-03-06
+roc_std_new = { git = "https://github.com/roc-lang/roc", rev = "a02d2287afd24d9f13baff3a5c6059e795b01661" }
 
 # Internal crates
 roc_io_error = { path = "crates/roc_io_error" }

Cargo.toml

@@ -27,6 +27,12 @@ cleanup() {
     for example in "${MIGRATED_EXAMPLES[@]}"; do
         rm -f "examples/${example}"
     done
+    # Remove built test binaries
+    for f in tests/*.roc; do
+        if [ -f "$f" ]; then
+            rm -f "tests/$(basename "${f%.roc}")"
+        fi
+    done
 
     # Remove bundle file
     if [ -n "${BUNDLE_FILE:-}" ] && [ -f "$BUNDLE_FILE" ]; then
@@ -45,7 +51,9 @@ echo "=== basic-cli CI ==="
 echo ""
 
 # Check if cached roc exists and matches pinned version
-ROC_DIR="roc_nightly-${ROC_NIGHTLY_DATE}-${ROC_NIGHTLY_COMMIT}"
+# Derive directory name from archive name (strip .tar.gz or .zip extension)
+ROC_DIR="${ROC_NIGHTLY_ARCHIVE%.tar.gz}"
+ROC_DIR="${ROC_DIR%.zip}"
 if [ -d "$ROC_DIR" ] && [ -f "$ROC_DIR/roc" ]; then
     CACHED_VERSION=$("./$ROC_DIR/roc" version 2>/dev/null || echo "unknown")
     if echo "$CACHED_VERSION" | grep -q "$ROC_NIGHTLY_COMMIT"; then
@@ -71,9 +79,6 @@ if [ "$NEED_DOWNLOAD" = true ]; then
     tar -xzf "$ROC_NIGHTLY_ARCHIVE"
     rm -f "$ROC_NIGHTLY_ARCHIVE"
 
-    # Find the extracted directory
-    ROC_DIR=$(ls -d roc_nightly-*/ 2>/dev/null | head -1 | sed 's|/$||')
-
     # Add to GITHUB_PATH if running in CI
     if [ -n "${GITHUB_PATH:-}" ]; then
         echo "$(pwd)/$ROC_DIR" >> "$GITHUB_PATH"
@@ -120,6 +125,9 @@ MIGRATED_EXAMPLES=(
 EXAMPLES_DIR="${ROOT_DIR}/examples/"
 export EXAMPLES_DIR
 
+TESTS_DIR="${ROOT_DIR}/tests/"
+export TESTS_DIR
+
 # Check if all target libraries exist for bundling
 ALL_TARGETS_EXIST=true
 for target in x64mac arm64mac x64musl arm64musl; do
@@ -177,6 +185,12 @@ else
     echo "Run './build.sh --all' first to test with bundled platform"
 fi
 
+# Collect test files from TESTS_DIR
+TESTS_FILES=()
+for roc_file in "${TESTS_DIR}"*.roc; do
+    [ -f "$roc_file" ] && TESTS_FILES+=("$(basename "${roc_file%.roc}")")
+done
+
 # roc check migrated examples
 echo ""
 echo "=== Checking examples ==="
@@ -185,6 +199,14 @@ for example in "${MIGRATED_EXAMPLES[@]}"; do
     roc check --no-cache "examples/${example}.roc"
 done
 
+# roc check tests
+echo ""
+echo "=== Checking tests ==="
+for test in "${TESTS_FILES[@]}"; do
+    echo "Checking: ${test}.roc"
+    roc check --no-cache "tests/${test}.roc"
+done
+
 # roc build migrated examples
 echo ""
 if [ "$USE_BUNDLE" = true ]; then
@@ -198,6 +220,15 @@ for example in "${MIGRATED_EXAMPLES[@]}"; do
     mv "./${example}" "examples/"
 done
 
+# roc build tests
+echo ""
+echo "=== Building tests ==="
+for test in "${TESTS_FILES[@]}"; do
+    echo "Building: ${test}.roc"
+    roc build --no-cache "tests/${test}.roc"
+    mv "./${test}" "tests/"
+done
+
 # Run expect tests
 echo ""
 echo "=== Running expect tests ==="
@@ -217,6 +248,22 @@ for example in "${MIGRATED_EXAMPLES[@]}"; do
     fi
 done
 
+# Run test expect tests
+for test in "${TESTS_FILES[@]}"; do
+    echo ""
+    echo "--- Testing: $test ---"
+    set +e
+    expect "ci/expect_scripts/${test}.exp"
+    EXIT_CODE=$?
+    set -e
+    if [ $EXIT_CODE -eq 0 ]; then
+        echo "PASS: $test"
+    else
+        echo "FAIL: $test (exit code: $EXIT_CODE)"
+        FAILED=1
+    fi
+done
+
 echo ""
 if [ $FAILED -eq 0 ]; then
     if [ "$USE_BUNDLE" = true ]; then

ci/all_tests.sh

@@ -41,10 +41,10 @@ main! = |_args| {
     )?
 
     # Test StdoutContainsInvalidUtf8 - blocked by compiler bug
-    # expect_err(
-    #     Cmd.new("printf").args(["\\377\\376"]).exec_output!(),
-    #     "Try.Err(StdoutContainsInvalidUtf8({ cmd_str: \"{ cmd: printf, args: \\377\\376 }\", err: BadUtf8({ index: 0, problem: InvalidStartByte }) }))"
-    # )?
+    expect_err(
+        Cmd.new("printf").args(["\\377\\376"]).exec_output!(),
+        "Try.Err(StdoutContainsInvalidUtf8({ cmd_str: \"{ cmd: printf, args: \\\\377\\\\376 }\", err: BadUtf8({ index: 0, problem: InvalidStartByte }) }))"
+    )?
 
     # exec_output_bytes!
     expect_err(