lix/tests/repl.sh
pennae 1daf1babf9 fix nix repl not overriding existing bindings in :a
previously :a would override old bindings of a name with new values if the added
set contained names that were already bound. in nix 2.6 this doesn't happen any
more, which is potentially confusing.

fixes #6041
2022-02-04 15:27:59 +01:00

66 lines
1.5 KiB
Bash

source common.sh
replCmds="
simple = 1
simple = import ./simple.nix
:b simple
:log simple
"
replFailingCmds="
failing = import ./simple-failing.nix
:b failing
:log failing
"
replUndefinedVariable="
import ./undefined-variable.nix
"
testRepl () {
local nixArgs=("$@")
local replOutput="$(nix repl "${nixArgs[@]}" <<< "$replCmds")"
echo "$replOutput"
local outPath=$(echo "$replOutput" |&
grep -o -E "$NIX_STORE_DIR/\w*-simple")
nix path-info "${nixArgs[@]}" "$outPath"
# simple.nix prints a PATH during build
echo "$replOutput" | grep -qs 'PATH=' || fail "nix repl :log doesn't output logs"
local replOutput="$(nix repl "${nixArgs[@]}" <<< "$replFailingCmds" 2>&1)"
echo "$replOutput"
echo "$replOutput" | grep -qs 'This should fail' \
|| fail "nix repl :log doesn't output logs for a failed derivation"
local replOutput="$(nix repl --show-trace "${nixArgs[@]}" <<< "$replUndefinedVariable" 2>&1)"
echo "$replOutput"
echo "$replOutput" | grep -qs "while evaluating the file" \
|| fail "nix repl --show-trace doesn't show the trace"
}
# Simple test, try building a drv
testRepl
# Same thing (kind-of), but with a remote store.
testRepl --store "$TEST_ROOT/store?real=$NIX_STORE_DIR"
testReplResponse () {
local response="$(nix repl <<< "$1")"
echo "$response" | grep -qs "$2" \
|| fail "repl command set:
$1
does not respond with:
$2
but with:
$response"
}
# :a uses the newest version of a symbol
testReplResponse '
:a { a = "1"; }
:a { a = "2"; }
"result: ${a}"
' "result: 2"