1 files changed, 86 insertions, 0 deletions
diff --git a/cli/tests/eval_tests.rs b/cli/tests/eval_tests.rs
new file mode 100644
index 000000000..7107ecbbb
--- /dev/null
+++ b/cli/tests/eval_tests.rs
@@ -0,0 +1,86 @@
+// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
+
+mod integration;
+
+use test_util as util;
+
+mod eval {
+  use super::*;
+
+  #[test]
+  fn eval_p() {
+    let output = util::deno_cmd()
+      .arg("eval")
+      .arg("-p")
+      .arg("1+2")
+      .stdout(std::process::Stdio::piped())
+      .spawn()
+      .unwrap()
+      .wait_with_output()
+      .unwrap();
+    assert!(output.status.success());
+    let stdout_str = util::strip_ansi_codes(
+      std::str::from_utf8(&output.stdout).unwrap().trim(),
+    );
+    assert_eq!("3", stdout_str);
+  }
+
+  // Make sure that snapshot flags don't affect runtime.
+  #[test]
+  fn eval_randomness() {
+    let mut numbers = Vec::with_capacity(10);
+    for _ in 0..10 {
+      let output = util::deno_cmd()
+        .arg("eval")
+        .arg("-p")
+        .arg("Math.random()")
+        .stdout(std::process::Stdio::piped())
+        .spawn()
+        .unwrap()
+        .wait_with_output()
+        .unwrap();
+      assert!(output.status.success());
+      let stdout_str = util::strip_ansi_codes(
+        std::str::from_utf8(&output.stdout).unwrap().trim(),
+      );
+      numbers.push(stdout_str.to_string());
+    }
+    numbers.dedup();
+    assert!(numbers.len() > 1);
+  }
+
+  itest!(eval_basic {
+    args: "eval console.log(\"hello\")",
+    output_str: Some("hello\n"),
+  });
+
+  // Ugly parentheses due to whitespace delimiting problem.
+  itest!(eval_ts {
+    args: "eval --quiet --ext=ts console.log((123)as(number))", // 'as' is a TS keyword only
+    output_str: Some("123\n"),
+  });
+
+  itest!(dyn_import_eval {
+    args: "eval import('./subdir/mod4.js').then(console.log)",
+    output: "eval/dyn_import_eval.out",
+  });
+
+  // Cannot write the expression to evaluate as "console.log(typeof gc)"
+  // because itest! splits args on whitespace.
+  itest!(v8_flags_eval {
+    args: "eval --v8-flags=--expose-gc console.log(typeof(gc))",
+    output: "run/v8_flags.js.out",
+  });
+
+  itest!(check_local_by_default {
+    args: "eval --quiet import('http://localhost:4545/subdir/type_error.ts').then(console.log);",
+    output: "eval/check_local_by_default.out",
+    http_server: true,
+  });
+
+  itest!(check_local_by_default2 {
+    args: "eval --quiet import('./eval/check_local_by_default2.ts').then(console.log);",
+    output: "eval/check_local_by_default2.out",
+    http_server: true,
+  });
+}