pyenv verification source

plugins/python-build/test/test_helper.bash

@@ -0,0 +1,164 @@
+setup() {
+  export PYTHON_BUILD_CURL_OPTS=
+  export PYTHON_BUILD_HTTP_CLIENT="curl"
+
+  export FIXTURE_ROOT="${BATS_TEST_DIRNAME}/fixtures"
+  export INSTALL_ROOT="${BATS_TEST_TMPDIR}/install"
+  PATH="/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin"
+  PATH="${BATS_TEST_DIRNAME}/../bin:$PATH"
+  PATH="${BATS_TEST_TMPDIR}/bin:$PATH"
+  export PATH
+
+  # If test specific setup exist, run it
+  if [[ $(type -t _setup) == function ]];then
+    _setup
+  fi
+}
+
+stub() {
+  local program="$1"
+  local prefix="$(echo "$program" | tr a-z- A-Z_)"
+  shift
+
+  export "${prefix}_STUB_PLAN"="${BATS_TEST_TMPDIR}/${program}-stub-plan"
+  export "${prefix}_STUB_RUN"="${BATS_TEST_TMPDIR}/${program}-stub-run"
+  export "${prefix}_STUB_LOG"="${BATS_TEST_TMPDIR}/${program}-stub-log"
+  export "${prefix}_STUB_END"=
+
+  mkdir -p "${BATS_TEST_TMPDIR}/bin"
+  cp "${BATS_TEST_DIRNAME}/stubs/stub" "${BATS_TEST_TMPDIR}/bin/${program}"
+
+  touch "${BATS_TEST_TMPDIR}/${program}-stub-plan"
+  for arg in "$@"; do printf "%s\n" "$arg" >> "${BATS_TEST_TMPDIR}/${program}-stub-plan"; done
+}
+
+unstub() {
+  local program="$1"
+  local prefix="$(echo "$program" | tr a-z- A-Z_)"
+  local path="${BATS_TEST_TMPDIR}/bin/${program}"
+
+  export "${prefix}_STUB_END"=1
+
+  local STATUS=0
+  "$path" || STATUS="$?"
+
+  rm -f "$path"
+  rm -f "${BATS_TEST_TMPDIR}/${program}-stub-plan" "${BATS_TEST_TMPDIR}/${program}-stub-run"
+  return "$STATUS"
+}
+
+run_inline_definition() {
+  local definition="${BATS_TEST_TMPDIR}/build-definition"
+  cat > "$definition"
+  run python-build "$definition" "${1:-$INSTALL_ROOT}"
+}
+
+install_fixture() {
+  local args
+
+  while [ "${1#-}" != "$1" ]; do
+    args="$args $1"
+    shift 1
+  done
+
+  local name="$1"
+  local destination="$2"
+  [ -n "$destination" ] || destination="$INSTALL_ROOT"
+
+  run python-build $args "$FIXTURE_ROOT/$name" "$destination"
+}
+
+assert() {
+  if ! "$@"; then
+    flunk "failed: $@"
+  fi
+}
+
+refute() {
+  if "$@"; then
+    flunk "expected to fail: $@"
+  fi
+}
+
+flunk() {
+  { if [ "$#" -eq 0 ]; then cat -
+    else echo "$@"
+    fi
+  } | sed "s:${BATS_TEST_TMPDIR}:\${BATS_TEST_TMPDIR}:g" >&2
+  return 1
+}
+
+assert_success() {
+  if [ "$status" -ne 0 ]; then
+    { echo "command failed with exit status $status"
+      echo "output: $output"
+    } | flunk
+  elif [ "$#" -gt 0 ]; then
+    assert_output "$1"
+  fi
+}
+
+assert_failure() {
+  if [ "$status" -eq 0 ]; then
+    flunk "expected failed exit status"
+  elif [ "$#" -gt 0 ]; then
+    assert_output "$1"
+  fi
+}
+
+assert_equal() {
+  if [ "$1" != "$2" ]; then
+    { echo "expected:"
+      echo "$1"
+      echo "actual:"
+      echo "$2"
+    } | flunk
+  fi
+}
+
+assert_output() {
+  local expected
+  if [ $# -eq 0 ]; then expected="$(cat -)"
+  else expected="$1"
+  fi
+  assert_equal "$expected" "$output"
+}
+
+assert_output_contains() {
+  local expected="$1"
+  if [ -z "$expected" ]; then
+    echo "assert_output_contains needs an argument" >&2
+    return 1
+  fi
+  echo "$output" | $(type -P ggrep grep | head -n1) -F "$expected" >/dev/null || {
+    { echo "expected output to contain $expected"
+      echo "actual: $output"
+    } | flunk
+  }
+}
+
+# Output a modified PATH that ensures that the given executable is not present,
+# but in which system utils necessary for pyenv operation are still available.
+path_without() {
+  local path=":${PATH}:"
+  for exe; do 
+    local found alt util
+    for found in $(PATH="$path" type -aP "$exe"); do
+      found="${found%/*}"
+      if [ "$found" != "${PYENV_ROOT}/shims" ]; then
+        alt="${PYENV_TEST_DIR}/$(echo "${found#/}" | tr '/' '-')"
+        mkdir -p "$alt"
+        for util in bash head cut readlink greadlink; do
+          if [ -x "${found}/$util" ]; then
+            ln -s "${found}/$util" "${alt}/$util"
+          fi
+        done
+        path="${path/:${found}:/:${alt}:}"
+      fi
+    done
+  done
+  path="${path#:}"
+  path="${path%:}"
+  echo "$path"
+}
+