Mercurial > crates > nonstick

annotate testharness/src/bin/testharness.rs @ 172:6727cbe56f4a

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Test environment variable setting; minor cleanup.
author Paul Fisher <paul@pfish.zone>
date Fri, 25 Jul 2025 21:02:53 -0400
parents e27c5c667a5a
children 46e8ce5cd5d1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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104
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1 //! The actual program which runs the tests.
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2
163
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3 use nonstick::conv::Exchange;
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4 use nonstick::items::Items;
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5 use nonstick::libpam::TransactionBuilder;
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6 use nonstick::EnvironMap;
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7 use nonstick::{
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8 AuthnFlags, AuthtokFlags, Conversation, ErrorCode, LibPamTransaction, PamShared, Transaction,
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9 };
163
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10 use std::cell::Cell;
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11 use std::collections::HashMap;
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12 use std::ffi::OsString;
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13 use std::os::unix::ffi::OsStrExt;
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14
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15 fn main() {
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16 test_wrong_user();
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17 test_wrong_password();
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18 test_correct();
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19 }
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20
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21 #[derive(Debug, Default)]
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22 struct TestHarness {
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23 username_requested: Cell<bool>,
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24 wrong_username: bool,
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25 wrong_password: bool,
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26 changing_password: Cell<bool>,
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27 change_prompt_count: Cell<usize>,
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28 }
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29
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30 impl Conversation for &TestHarness {
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31 fn communicate(&self, messages: &[Exchange]) {
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32 if let [only_msg] = messages {
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33 match only_msg {
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34 Exchange::Prompt(p) => {
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35 if self.username_requested.get() {
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36 panic!("username already requested!")
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37 }
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38 if self.wrong_username {
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39 p.set_answer(Ok(OsString::from("not-right")))
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40 } else {
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41 p.set_answer(Ok(OsString::from("initial")))
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42 }
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43 self.username_requested.set(true)
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44 }
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45 Exchange::MaskedPrompt(p) => {
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46 let answer = if self.changing_password.get() {
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47 let prompt_count = self.change_prompt_count.get();
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48 self.change_prompt_count.set(prompt_count + 1);
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49 // When changing passwords after logging in, Sun PAM
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50 // uses the existing authtok that was just entered as
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51 // the old_authtok. Other PAMs prompt the user to enter
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52 // their existing password again.
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53 let responses: &[&str] = if cfg!(pam_impl = "Sun") {
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54 &["mistake", "mismatch", "acceptable", "acceptable"]
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55 } else {
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56 &[
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57 "old token!",
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58 "mistake",
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59 "mismatch",
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60 "old token!",
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61 "acceptable",
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62 "acceptable",
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63 ]
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64 };
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65 responses[prompt_count]
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66 } else if self.wrong_password {
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67 "bogus"
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68 } else {
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69 "valid"
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70 };
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71 p.set_answer(Ok(OsString::from(answer)));
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72 }
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73 Exchange::Error(e) if self.changing_password.get() => e.set_answer(Ok(())),
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74 other => panic!("Unknown message {other:?}!"),
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75 }
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76 } else {
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77 for msg in messages {
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78 match msg {
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79 Exchange::Info(i) => i.set_answer(Ok(())),
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80 Exchange::Error(e) => e.set_answer(Ok(())),
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81 Exchange::Prompt(p) => match p.question().as_bytes() {
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82 b"How many?" => p.set_answer(Ok(OsString::from("123"))),
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83 _ => p.set_answer(Err(ErrorCode::ConversationError)),
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84 },
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85 Exchange::MaskedPrompt(p) => match p.question().as_bytes() {
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86 b"Where?" => p.set_answer(Ok(OsString::from("abc"))),
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87 _ => p.set_answer(Err(ErrorCode::ConversationError)),
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88 },
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89 other => other.set_error(ErrorCode::Abort),
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90 }
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91 }
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92 }
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93 }
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94 }
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95
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96 impl TestHarness {
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97 fn start(&self) -> LibPamTransaction<&Self> {
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98 TransactionBuilder::new_with_service("nonstick-testharness")
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99 .build(self)
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100 .expect("expected build success")
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101 }
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102 }
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103
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104 fn test_wrong_user() {
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105 let harness = TestHarness {
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106 wrong_username: true,
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107 ..Default::default()
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108 };
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109 let mut tx = harness.start();
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110 let auth = tx.authenticate(AuthnFlags::empty());
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111 assert_eq!(auth, Err(ErrorCode::UserUnknown));
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112 }
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113
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114 fn test_wrong_password() {
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115 let harness = TestHarness {
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116 wrong_password: true,
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117 ..Default::default()
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118 };
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119 let mut tx = harness.start();
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120 let auth = tx.authenticate(AuthnFlags::empty());
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121 assert_eq!(auth, Err(ErrorCode::AuthenticationError));
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122 }
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123
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124 fn test_correct() {
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125 let harness = TestHarness::default();
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126 let mut tx = harness.start();
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127 tx.authenticate(AuthnFlags::empty()).unwrap();
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128 assert_eq!(tx.items().user().unwrap().unwrap(), "updated-in-process");
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129 let result = tx.account_management(AuthnFlags::empty());
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130 assert_eq!(result, Err(ErrorCode::NewAuthTokRequired));
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131 harness.changing_password.set(true);
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132 let change = tx.change_authtok(AuthtokFlags::CHANGE_EXPIRED_AUTHTOK);
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133 assert_eq!(change, Err(ErrorCode::TryAgain));
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134 tx.change_authtok(AuthtokFlags::CHANGE_EXPIRED_AUTHTOK)
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135 .unwrap();
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136 let environ: HashMap<_, _> = tx.environ().iter().collect();
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137 assert_eq!(
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138 environ,
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139 HashMap::from([("nin".into(), "nine inch nails".into())])
6727cbe56f4a Test environment variable setting; minor cleanup.
Paul Fisher <paul@pfish.zone>
parents: 171
diff changeset
140 );
163
a75a66cb4181 Add end-to-end tests; fix issues found by tests.
Paul Fisher <paul@pfish.zone>
parents: 104
diff changeset
141 }