Files
mire/internal/mire/record_test.go

339 lines
11 KiB
Go

package mire
import (
"errors"
"os"
"path/filepath"
"strings"
"testing"
"mire/internal/testutil"
)
func TestRecordCreatesRelativePath(t *testing.T) {
root := t.TempDir()
testDir := filepath.Join(root, "e2e")
testutil.MustMkdirAll(t, testDir)
testutil.WriteValidConfig(t, filepath.Join(root, "mire.toml"), "e2e")
mustWriteRecordShell(t, testDir)
testutil.AddFakeRecordDependencies(t, "bwrap", "bash")
var got string
testutil.WithWorkingDir(t, root, func() struct{} {
testutil.CapturePromptedOutput(t, "exit\n", "Save recording?", "y\n", func() {
path, err := Record(filepath.Join("a", "b", "c") + string(os.PathSeparator))
if err != nil {
t.Fatalf("Record() error = %v", err)
}
got = path
})
return struct{}{}
})
want := filepath.Join(testDir, "a", "b", "c")
if got != want {
t.Fatalf("Record() = %q, want %q", got, want)
}
for _, name := range []string{"in", "out"} {
if _, err := os.Stat(filepath.Join(want, name)); err != nil {
t.Fatalf("Stat(%q) error = %v", filepath.Join(want, name), err)
}
}
if got := testutil.ReadFile(t, filepath.Join(want, "in")); got != "exit\n" {
t.Fatalf("saved in = %q, want %q", got, "exit\n")
}
if got := testutil.ReadFile(t, filepath.Join(want, "out")); got != "exit\r\nexit\r\n" {
t.Fatalf("saved out = %q, want %q", got, "exit\\r\\nexit\\r\\n")
}
}
func TestRecordReturnsDiscardedErrorWhenSaveDeclined(t *testing.T) {
root := t.TempDir()
testDir := filepath.Join(root, "e2e")
testutil.MustMkdirAll(t, testDir)
mustWriteRecordShell(t, testDir)
testutil.AddFakeRecordDependencies(t, "bwrap", "bash")
err := testutil.WithWorkingDir(t, root, func() error {
target := filepath.Join(testDir, "a", "b", "c")
testutil.MustMkdirAll(t, target)
return withRecordStreams(t, "exit\nn\n", func(rio recordIO) error {
return recordScenario(target, recordShellPath(testDir), rio, defaultSandboxConfig(), nil, nil, nil)
})
})
if !errors.Is(err, ErrRecordingDiscarded) {
t.Fatalf("Record() error = %v, want ErrRecordingDiscarded", err)
}
target := filepath.Join(testDir, "a", "b", "c")
for _, name := range []string{"in", "out"} {
if _, err := os.Stat(filepath.Join(target, name)); !os.IsNotExist(err) {
t.Fatalf("Stat(%q) error = %v, want not exists", filepath.Join(target, name), err)
}
}
}
func TestRecordReturnsDiscardedErrorWhenOverwriteDeclined(t *testing.T) {
root := t.TempDir()
testDir := filepath.Join(root, "e2e")
target := filepath.Join(testDir, "a", "b", "c")
testutil.MustMkdirAll(t, target)
mustWriteRecordShell(t, testDir)
testutil.WriteFile(t, filepath.Join(target, "in"), "existing in\n")
testutil.WriteFile(t, filepath.Join(target, "out"), "existing out\n")
err := testutil.WithWorkingDir(t, root, func() error {
return withRecordStreams(t, "n\n", func(rio recordIO) error {
return recordScenario(target, recordShellPath(testDir), rio, defaultSandboxConfig(), nil, nil, nil)
})
})
if !errors.Is(err, ErrRecordingDiscarded) {
t.Fatalf("recordScenario() error = %v, want ErrRecordingDiscarded", err)
}
for _, tc := range []struct {
name string
want string
}{
{name: "in", want: "existing in\n"},
{name: "out", want: "existing out\n"},
} {
got, readErr := os.ReadFile(filepath.Join(target, tc.name))
if readErr != nil {
t.Fatalf("ReadFile(%q) error = %v", filepath.Join(target, tc.name), readErr)
}
if string(got) != tc.want {
t.Fatalf("%s = %q, want %q", tc.name, string(got), tc.want)
}
}
}
func TestBuildRecordShellScriptUsesExpectedCommands(t *testing.T) {
body := buildRecordShellScript()
for _, want := range []string{
"host_home=${MIRE_HOST_HOME:?}",
"host_tmp=${MIRE_HOST_TMP:?}",
"path_env=${MIRE_PATH_ENV:?}",
"visible_home=${MIRE_HOME:?}",
"bootstrap_rc=\"$host_home/.mire-shell-rc\"",
"setup_scripts_dir='/tmp/mire-setup-scripts'",
"visible_bin_dir='/tmp/mire/bin'",
"visible_bootstrap_rc=\"$visible_home/.mire-shell-rc\"",
"for path in /tmp/mire-setup-scripts/*.sh; do",
"source \"$path\"",
`if [ -n "${MIRE_MOUNTS:-}" ]; then`,
`while IFS= read -r mount || [ -n "$mount" ]; do`,
`host_path=${mount%%:*}`,
`sandbox_path=${mount#*:}`,
`set -- "$@" --ro-bind "$host_path" "$sandbox_path"`,
"${MIRE_MOUNTS-}",
`if [ -n "${MIRE_PATHS:-}" ]; then`,
`visible_path=$visible_bin_dir/${host_path##*/}`,
`set -- "$@" --ro-bind "$host_path" "$visible_path"`,
"${MIRE_PATHS-}",
`if [ -n "${MIRE_SETUP_SCRIPTS:-}" ]; then`,
"i=1",
`while IFS= read -r host_path || [ -n "$host_path" ]; do`,
`visible_path=$(printf '%s/%03d.sh' "$setup_scripts_dir" "$i")`,
`set -- "$@" --ro-bind "$host_path" "$visible_path"`,
"${MIRE_SETUP_SCRIPTS-}",
`if [ "${MIRE_COMPARE_MARKER:-0}" = "1" ]; then`,
"printf '__MIRE_PROMPT_READY__\\n'",
"PROMPT_COMMAND=__mire_prompt_ready",
"--bind \"$host_home\" \"$visible_home\"",
"--bind \"$host_tmp\" '/tmp'",
"--setenv HOME \"$visible_home\"",
"--setenv PATH \"$visible_bin_dir:$path_env\"",
"--setenv PS1 '$ '",
"--setenv TERM 'xterm-256color'",
"--setenv TZ 'UTC'",
"--chdir \"$visible_home\"",
"--dir /tmp/mire",
"--dir \"$visible_bin_dir\"",
"exec bwrap \"$@\" bash --noprofile --rcfile \"$visible_bootstrap_rc\" -i",
} {
if !strings.Contains(body, want) {
t.Fatalf("wrapper = %q, want substring %q", body, want)
}
}
if strings.Contains(body, "printf '__MIRE_E2E_BEGIN__\\n'") {
t.Fatalf("wrapper = %q, want old compare marker removed", body)
}
}
func TestRecordSessionEnvIncludesConfiguredSandboxEnv(t *testing.T) {
env := recordSessionEnv(recordSandbox{
hostHome: "/tmp/host-home",
hostTmp: "/tmp/host-tmp",
pathEnv: "/tmp/bin",
}, map[string]string{
"home": "/sandbox/home",
"key_word": "value",
}, []string{"/host/data:/sandbox/data", "/host/cache:/sandbox/cache"}, []string{"/host/bin/mend", "/host/bin/foo"}, []string{"/repo/e2e/setup.sh", "/repo/e2e/suite/setup.sh"})
for _, want := range []string{
"MIRE_HOST_HOME=/tmp/host-home",
"MIRE_HOST_TMP=/tmp/host-tmp",
"MIRE_PATH_ENV=/tmp/bin",
"MIRE_MOUNTS=/host/data:/sandbox/data\n/host/cache:/sandbox/cache",
"MIRE_PATHS=/host/bin/mend\n/host/bin/foo",
"MIRE_KEY_WORD=value",
"MIRE_HOME=/sandbox/home",
"MIRE_SETUP_SCRIPTS=/repo/e2e/setup.sh\n/repo/e2e/suite/setup.sh",
} {
if !containsEnvEntry(env, want) {
t.Fatalf("env = %#v, want entry %q", env, want)
}
}
if containsEnvKey(env, "MIRE_SETUP_SCRIPT_BINDS") {
t.Fatalf("env = %#v, want MIRE_SETUP_SCRIPT_BINDS omitted", env)
}
}
func TestRecordSessionEnvWithExtraIncludesAdditionalEntries(t *testing.T) {
env := recordSessionEnvWithExtra(recordSandbox{
hostHome: "/tmp/host-home",
hostTmp: "/tmp/host-tmp",
pathEnv: "/tmp/bin",
}, map[string]string{
"home": "/sandbox/home",
}, []string{"/host/data:/sandbox/data"}, []string{"/host/bin/mend"}, []string{"/repo/e2e/setup.sh"}, map[string]string{
compareMarkerEnvName: compareMarkerEnabledValue,
})
for _, want := range []string{
"MIRE_HOST_HOME=/tmp/host-home",
"MIRE_HOST_TMP=/tmp/host-tmp",
"MIRE_PATH_ENV=/tmp/bin",
"MIRE_MOUNTS=/host/data:/sandbox/data",
"MIRE_PATHS=/host/bin/mend",
"MIRE_HOME=/sandbox/home",
"MIRE_SETUP_SCRIPTS=/repo/e2e/setup.sh",
"MIRE_COMPARE_MARKER=1",
} {
if !containsEnvEntry(env, want) {
t.Fatalf("env = %#v, want entry %q", env, want)
}
}
if containsEnvKey(env, "MIRE_SETUP_SCRIPT_BINDS") {
t.Fatalf("env = %#v, want MIRE_SETUP_SCRIPT_BINDS omitted", env)
}
}
func TestRunRecordSessionCapturesInputAndOutput(t *testing.T) {
shellPath := filepath.Join(t.TempDir(), "shell.sh")
testutil.WriteFile(t, shellPath, "#!/bin/sh\nprintf 'ready\\n'\nread line\nprintf 'seen:%s\\n' \"$line\"\n")
if err := os.Chmod(shellPath, 0o755); err != nil {
t.Fatalf("Chmod(%q) error = %v", shellPath, err)
}
sandbox, cleanup, err := newRecordSandboxForPathEnv(os.Getenv("PATH"))
if err != nil {
t.Fatalf("newRecordSandboxForPathEnv() error = %v", err)
}
defer cleanup()
rawIn := filepath.Join(t.TempDir(), "raw.in")
rawOut := filepath.Join(t.TempDir(), "raw.out")
err = withRecordStreams(t, "hello\n", func(rio recordIO) error {
return runRecordSession(t.TempDir(), rawIn, rawOut, shellPath, sandbox, rio, defaultSandboxConfig(), nil, nil, nil)
})
if err != nil {
t.Fatalf("runRecordSession() error = %v", err)
}
if got := testutil.ReadFile(t, rawIn); got != "hello\n" {
t.Fatalf("raw in = %q, want %q", got, "hello\n")
}
rawOutput := testutil.ReadFile(t, rawOut)
for _, want := range []string{"ready", "seen:hello"} {
if !strings.Contains(rawOutput, want) {
t.Fatalf("raw out = %q, want substring %q", rawOutput, want)
}
}
}
func TestRecordScenarioUsesDeterministicSandbox(t *testing.T) {
testutil.RequireCommands(t, "bwrap", "bash")
root := t.TempDir()
testDir := filepath.Join(root, "e2e")
target := filepath.Join(testDir, "suite", "spec")
testutil.MustMkdirAll(t, target)
mustWriteRecordShell(t, testDir)
sandboxConfig := map[string]string{
"home": "/home/test",
"key_word": "value",
}
visibleHome := sandboxConfig["home"]
err := testutil.WithWorkingDir(t, root, func() error {
return withPromptedRecordStreams(
t,
"pwd\necho \"$HOME\"\necho \"$MIRE_KEY_WORD\"\nif [ -e \"$HOME/repo\" ]; then echo FOUND; else echo MISSING; fi\npwd\nexit\n",
"y\n",
func(rio recordIO) error {
rio.out = ioDiscard{}
return recordScenario(target, recordShellPath(testDir), rio, sandboxConfig, nil, nil, nil)
},
)
})
if err != nil {
t.Fatalf("recordScenario() error = %v", err)
}
recordedIn := testutil.ReadFile(t, filepath.Join(target, "in"))
if strings.Contains(recordedIn, "Script started on ") {
t.Fatalf("saved in = %q, want stripped script wrapper", recordedIn)
}
for _, want := range []string{"pwd\n", "echo \"$HOME\"\n", "echo \"$MIRE_KEY_WORD\"\n", "if [ -e \"$HOME/repo\" ]; then echo FOUND; else echo MISSING; fi\n", "exit\n"} {
if !strings.Contains(recordedIn, want) {
t.Fatalf("saved in = %q, want substring %q", recordedIn, want)
}
}
recordedOut := testutil.ReadFile(t, filepath.Join(target, "out"))
if strings.Contains(recordedOut, "Script started on ") {
t.Fatalf("saved out = %q, want stripped script wrapper", recordedOut)
}
for _, want := range []string{visibleHome, "value"} {
if !strings.Contains(recordedOut, want) {
t.Fatalf("saved out = %q, want substring %q", recordedOut, want)
}
}
if !strings.Contains(recordedOut, "MISSING") {
t.Fatalf("saved out = %q, want missing repo confirmation", recordedOut)
}
if strings.Contains(recordedOut, "\r\nFOUND\r\n") {
t.Fatalf("saved out = %q, want repo to stay unavailable", recordedOut)
}
}
func TestRecordFailsWhenRecorderShellMissing(t *testing.T) {
root := t.TempDir()
testDir := filepath.Join(root, "e2e")
testutil.WriteValidConfig(t, filepath.Join(root, "mire.toml"), "e2e")
testutil.MustMkdirAll(t, testDir)
target := filepath.Join(testDir, "suite", "spec")
err := testutil.WithWorkingDir(t, root, func() error {
_, err := Record(filepath.Join("suite", "spec"))
return err
})
if err == nil {
t.Fatal("Record() error = nil, want error")
}
if !strings.Contains(err.Error(), "rerun `mire init`") {
t.Fatalf("Record() error = %q, want rerun init hint", err.Error())
}
if _, statErr := os.Stat(target); !os.IsNotExist(statErr) {
t.Fatalf("Stat(%q) error = %v, want not exists", target, statErr)
}
}