Propagate ch11 tech review edits to src

Author: carols10cents

listings/ch11-writing-automated-tests/listing-11-09/src/lib.rs

@@ -4,6 +4,7 @@ pub struct Guess {
 
 // ANCHOR: here
 // --snip--
+
 impl Guess {
     pub fn new(value: i32) -> Guess {
         if value < 1 {
@@ -27,7 +28,7 @@ mod tests {
     use super::*;
 
     #[test]
-    #[should_panic(expected = "Guess value must be less than or equal to 100")]
+    #[should_panic(expected = "less than or equal to 100")]
     fn greater_than_100() {
         Guess::new(200);
     }

listings/ch11-writing-automated-tests/no-listing-09-guess-with-panic-msg-bug/output.txt

@@ -13,7 +13,7 @@ thread 'main' panicked at 'Guess value must be greater than or equal to 1, got 2
 note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
 note: panic did not contain expected string
       panic message: `"Guess value must be greater than or equal to 1, got 200."`,
- expected substring: `"Guess value must be less than or equal to 100"`
+ expected substring: `"less than or equal to 100"`
 
 failures:
     tests::greater_than_100

listings/ch11-writing-automated-tests/no-listing-09-guess-with-panic-msg-bug/src/lib.rs

@@ -27,7 +27,7 @@ mod tests {
     use super::*;
 
     #[test]
-    #[should_panic(expected = "Guess value must be less than or equal to 100")]
+    #[should_panic(expected = "less than or equal to 100")]
     fn greater_than_100() {
         Guess::new(200);
     }

src/ch11-01-writing-tests.md

@@ -89,14 +89,14 @@ the result of running that test is `ok`. The overall summary `test result: ok.`
 means that all the tests passed, and the portion that reads `1 passed; 0
 failed` totals the number of tests that passed or failed.
 
-It's possible to mark a test as ignored so it doesn't run in a particular
-instance; we'll cover that in the [“Ignoring Some Tests Unless Specifically
+It’s possible to mark a test as ignored so it doesn’t run in a particular
+instance; we’ll cover that in the [“Ignoring Some Tests Unless Specifically
 Requested”][ignoring]<!-- ignore --> section later in this chapter. Because we
-haven't done that here, the summary shows `0 ignored`. We can also pass an
+haven’t done that here, the summary shows `0 ignored`. We can also pass an
 argument to the `cargo test` command to run only tests whose name matches a
-string; this is called filtering and we'll cover that in the [“Running a Subset
-of Tests by Name”][subset]<!-- ignore --> section. We also haven’t filtered the
-tests being run, so the end of the summary shows `0 filtered out`.
+string; this is called *filtering* and we’ll cover that in the [“Running a
+Subset of Tests by Name”][subset]<!-- ignore --> section. We also haven’t
+filtered the tests being run, so the end of the summary shows `0 filtered out`.
 
 The `0 measured` statistic is for benchmark tests that measure performance.
 Benchmark tests are, as of this writing, only available in nightly Rust. See
@@ -126,7 +126,7 @@ Then run `cargo test` again. The output now shows `exploration` instead of
 {{#include ../listings/ch11-writing-automated-tests/no-listing-01-changing-test-name/output.txt}}
 ```
 
-Now we'll add another test, but this time we’ll make a test that fails! Tests
+Now we’ll add another test, but this time we’ll make a test that fails! Tests
 fail when something in the test function panics. Each test is run in a new
 thread, and when the main thread sees that a test thread has died, the test is
 marked as failed. In Chapter 9, we talked about how the simplest way to panic
@@ -470,8 +470,8 @@ too large.
 {{#rustdoc_include ../listings/ch11-writing-automated-tests/listing-11-09/src/lib.rs:here}}
 ```
 
-<span class="caption">Listing 11-9: Testing for a `panic!` with a particular
-panic message</span>
+<span class="caption">Listing 11-9: Testing for a `panic!` with a panic message
+containing a specified substring</span>
 
 This test will pass because the value we put in the `should_panic` attribute’s
 `expected` parameter is a substring of the message that the `Guess::new`

src/ch11-02-running-tests.md

@@ -79,7 +79,7 @@ output from the test that failed, `I got the value 8`, appears in the section
 of the test summary output, which also shows the cause of the test failure.
 
 If we want to see printed values for passing tests as well, we can tell Rust
-to also show the output of successful tests at the end with `--show-output`.
+to also show the output of successful tests with `--show-output`.
 
 ```console
 $ cargo test -- --show-output
@@ -127,7 +127,7 @@ We can pass the name of any test function to `cargo test` to run only that test:
 ```
 
 Only the test with the name `one_hundred` ran; the other two tests didn’t match
-that name. The test output lets us know we had more tests that didn't run by
+that name. The test output lets us know we had more tests that didn’t run by
 displaying `2 filtered out` at the end.
 
 We can’t specify the names of multiple tests in this way; only the first value