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https://github.com/nushell/nushell.git
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316d2d6af2
# Description Adds an `extern` definition (`KnownExternal`) for the `nu` command. This way you can do `help nu` and get tab completions for flags on the `nu` executable # User-Facing Changes * You can now view the flags for Nushell itself with `help nu`, and tab completion for flags on `nu` works
121 lines
3.3 KiB
Rust
121 lines
3.3 KiB
Rust
use nu_test_support::nu;
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#[test]
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fn basic_binary_end_with() {
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let actual = nu!(r#"
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"hello world" | into binary | bytes ends-with 0x[77 6f 72 6c 64]
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"#);
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assert_eq!(actual.out, "true");
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}
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#[test]
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fn basic_string_fails() {
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let actual = nu!(r#"
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"hello world" | bytes ends-with 0x[77 6f 72 6c 64]
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"#);
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assert!(actual.err.contains("command doesn't support"));
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assert_eq!(actual.out, "");
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}
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#[test]
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fn short_stream_binary() {
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let actual = nu!(r#"
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^nu --testbin repeater (0x[01]) 5 | bytes ends-with 0x[010101]
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"#);
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assert_eq!(actual.out, "true");
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}
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#[test]
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fn short_stream_mismatch() {
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let actual = nu!(r#"
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^nu --testbin repeater (0x[010203]) 5 | bytes ends-with 0x[010204]
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"#);
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assert_eq!(actual.out, "false");
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}
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#[test]
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fn short_stream_binary_overflow() {
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let actual = nu!(r#"
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^nu --testbin repeater (0x[01]) 5 | bytes ends-with 0x[010101010101]
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"#);
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assert_eq!(actual.out, "false");
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}
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#[test]
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fn long_stream_binary() {
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let actual = nu!(r#"
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^nu --testbin repeater (0x[01]) 32768 | bytes ends-with 0x[010101]
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"#);
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assert_eq!(actual.out, "true");
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}
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#[test]
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fn long_stream_binary_overflow() {
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// .. ranges are inclusive..inclusive, so we don't need to +1 to check for an overflow
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let actual = nu!(r#"
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^nu --testbin repeater (0x[01]) 32768 | bytes ends-with (0..32768 | each {|| 0x[01] } | bytes collect)
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"#);
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assert_eq!(actual.out, "false");
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}
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#[test]
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fn long_stream_binary_exact() {
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// ranges are inclusive..inclusive, so we don't need to +1 to check for an overflow
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let actual = nu!(r#"
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^nu --testbin repeater (0x[01020304]) 8192 | bytes ends-with (0..<8192 | each {|| 0x[01020304] } | bytes collect)
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"#);
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assert_eq!(actual.out, "true");
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}
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#[test]
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fn long_stream_string_exact() {
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// ranges are inclusive..inclusive, so we don't need to +1 to check for an overflow
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let actual = nu!(r#"
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^nu --testbin repeater hell 8192 | bytes ends-with (0..<8192 | each {|| "hell" | into binary } | bytes collect)
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"#);
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assert_eq!(actual.out, "true");
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}
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#[test]
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fn long_stream_mixed_exact() {
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// ranges are inclusive..inclusive, so we don't need to +1 to check for an overflow
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let actual = nu!(r#"
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let binseg = (0..<2048 | each {|| 0x[003d9fbf] } | bytes collect)
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let strseg = (0..<2048 | each {|| "hell" | into binary } | bytes collect)
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^nu --testbin repeat_bytes 003d9fbf 2048 68656c6c 2048 | bytes ends-with (bytes build $binseg $strseg)
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"#);
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assert_eq!(
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actual.err, "",
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"invocation failed. command line limit likely reached"
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);
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assert_eq!(actual.out, "true");
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}
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#[test]
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fn long_stream_mixed_overflow() {
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// ranges are inclusive..inclusive, so we don't need to +1 to check for an overflow
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let actual = nu!(r#"
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let binseg = (0..<2048 | each {|| 0x[003d9fbf] } | bytes collect)
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let strseg = (0..<2048 | each {|| "hell" | into binary } | bytes collect)
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^nu --testbin repeat_bytes 003d9fbf 2048 68656c6c 2048 | bytes ends-with (bytes build 0x[01] $binseg $strseg)
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"#);
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assert_eq!(
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actual.err, "",
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"invocation failed. command line limit likely reached"
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);
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assert_eq!(actual.out, "false");
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}
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