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Split test cases into separate files

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Krishna Veera Reddy 2019-12-20 17:57:47 -08:00 committed by Krishna Sai Veera Reddy
parent de79733924
commit a60ae5d31c
6 changed files with 177 additions and 167 deletions
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17
tests/ui/floating_point_exp.rs Normal file
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@ -0,0 +1,17 @@
#![warn(clippy::floating_point_improvements)]
fn main() {
let x = 2f32;
let _ = x.exp() - 1.0;
let _ = x.exp() - 1.0 + 2.0;
// Cases where the lint shouldn't be applied
let _ = x.exp() - 2.0;
let _ = x.exp() - 1.0 * 2.0;
let x = 2f64;
let _ = x.exp() - 1.0;
let _ = x.exp() - 1.0 + 2.0;
// Cases where the lint shouldn't be applied
let _ = x.exp() - 2.0;
let _ = x.exp() - 1.0 * 2.0;
}

28
tests/ui/floating_point_exp.stderr Normal file
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@ -0,0 +1,28 @@
error: (e.pow(x) - 1) can be computed more accurately
--> $DIR/floating_point_exp.rs:5:13
|
LL | let _ = x.exp() - 1.0;
| ^^^^^^^^^^^^^ help: consider using: `x.exp_m1()`
|
= note: `-D clippy::floating-point-improvements` implied by `-D warnings`
error: (e.pow(x) - 1) can be computed more accurately
--> $DIR/floating_point_exp.rs:6:13
|
LL | let _ = x.exp() - 1.0 + 2.0;
| ^^^^^^^^^^^^^ help: consider using: `x.exp_m1()`
error: (e.pow(x) - 1) can be computed more accurately
--> $DIR/floating_point_exp.rs:12:13
|
LL | let _ = x.exp() - 1.0;
| ^^^^^^^^^^^^^ help: consider using: `x.exp_m1()`
error: (e.pow(x) - 1) can be computed more accurately
--> $DIR/floating_point_exp.rs:13:13
|
LL | let _ = x.exp() - 1.0 + 2.0;
| ^^^^^^^^^^^^^ help: consider using: `x.exp_m1()`
error: aborting due to 4 previous errors

42
tests/ui/floating_point_arithmetic.rs → tests/ui/floating_point_log.rs
View file

@ -40,48 +40,6 @@ fn check_ln1p() {
let _ = (1.0 + x - 2.0).ln();
}
fn check_powf() {
let x = 3f32;
let _ = 2f32.powf(x);
let _ = std::f32::consts::E.powf(x);
let _ = x.powf(1.0 / 2.0);
let _ = x.powf(1.0 / 3.0);
let _ = x.powf(2.0);
let _ = x.powf(-2.0);
let _ = x.powf(2.1);
let _ = x.powf(-2.1);
let _ = x.powf(16_777_217.0);
let _ = x.powf(-16_777_217.0);
let x = 3f64;
let _ = 2f64.powf(x);
let _ = std::f64::consts::E.powf(x);
let _ = x.powf(1.0 / 2.0);
let _ = x.powf(1.0 / 3.0);
let _ = x.powf(2.0);
let _ = x.powf(-2.0);
let _ = x.powf(2.1);
let _ = x.powf(-2.1);
let _ = x.powf(9_007_199_254_740_993.0);
let _ = x.powf(-9_007_199_254_740_993.0);
}
fn check_expm1() {
let x = 2f32;
let _ = x.exp() - 1.0;
let _ = x.exp() - 1.0 + 2.0;
// Cases where the lint shouldn't be applied
let _ = x.exp() - 2.0;
let _ = x.exp() - 1.0 * 2.0;
let x = 2f64;
let _ = x.exp() - 1.0;
let _ = x.exp() - 1.0 + 2.0;
// Cases where the lint shouldn't be applied
let _ = x.exp() - 2.0;
let _ = x.exp() - 1.0 * 2.0;
}
fn check_log_division() {
let x = 3f32;
let y = 2f32;

154
tests/ui/floating_point_arithmetic.stderr → tests/ui/floating_point_log.stderr
View file

@ -1,5 +1,5 @@
error: logarithm for bases 2, 10 and e can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:9:13
--> $DIR/floating_point_log.rs:9:13
|
LL | let _ = x.log(2f32);
| ^^^^^^^^^^^ help: consider using: `x.log2()`
@ -7,262 +7,166 @@ LL | let _ = x.log(2f32);
= note: `-D clippy::floating-point-improvements` implied by `-D warnings`
error: logarithm for bases 2, 10 and e can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:10:13
--> $DIR/floating_point_log.rs:10:13
|
LL | let _ = x.log(10f32);
| ^^^^^^^^^^^^ help: consider using: `x.log10()`
error: logarithm for bases 2, 10 and e can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:11:13
--> $DIR/floating_point_log.rs:11:13
|
LL | let _ = x.log(std::f32::consts::E);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.ln()`
error: logarithm for bases 2, 10 and e can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:12:13
--> $DIR/floating_point_log.rs:12:13
|
LL | let _ = x.log(TWO);
| ^^^^^^^^^^ help: consider using: `x.log2()`
error: logarithm for bases 2, 10 and e can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:13:13
--> $DIR/floating_point_log.rs:13:13
|
LL | let _ = x.log(E);
| ^^^^^^^^ help: consider using: `x.ln()`
error: logarithm for bases 2, 10 and e can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:16:13
--> $DIR/floating_point_log.rs:16:13
|
LL | let _ = x.log(2f64);
| ^^^^^^^^^^^ help: consider using: `x.log2()`
error: logarithm for bases 2, 10 and e can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:17:13
--> $DIR/floating_point_log.rs:17:13
|
LL | let _ = x.log(10f64);
| ^^^^^^^^^^^^ help: consider using: `x.log10()`
error: logarithm for bases 2, 10 and e can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:18:13
--> $DIR/floating_point_log.rs:18:13
|
LL | let _ = x.log(std::f64::consts::E);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.ln()`
error: ln(1 + x) can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:23:13
--> $DIR/floating_point_log.rs:23:13
|
LL | let _ = (1.0 + x).ln();
| ^^^^^^^^^^^^^^ help: consider using: `x.ln_1p()`
error: ln(1 + x) can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:24:13
--> $DIR/floating_point_log.rs:24:13
|
LL | let _ = (1.0 + x * 2.0).ln();
| ^^^^^^^^^^^^^^^^^^^^ help: consider using: `(x * 2.0).ln_1p()`
error: ln(1 + x) can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:25:13
--> $DIR/floating_point_log.rs:25:13
|
LL | let _ = (1.0 + x.powi(2)).ln();
| ^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.powi(2).ln_1p()`
error: ln(1 + x) can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:26:13
--> $DIR/floating_point_log.rs:26:13
|
LL | let _ = (1.0 + x.powi(2) * 2.0).ln();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `(x.powi(2) * 2.0).ln_1p()`
error: ln(1 + x) can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:27:13
--> $DIR/floating_point_log.rs:27:13
|
LL | let _ = (1.0 + (std::f32::consts::E - 1.0)).ln();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `((std::f32::consts::E - 1.0)).ln_1p()`
error: ln(1 + x) can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:34:13
--> $DIR/floating_point_log.rs:34:13
|
LL | let _ = (1.0 + x).ln();
| ^^^^^^^^^^^^^^ help: consider using: `x.ln_1p()`
error: ln(1 + x) can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:35:13
--> $DIR/floating_point_log.rs:35:13
|
LL | let _ = (1.0 + x * 2.0).ln();
| ^^^^^^^^^^^^^^^^^^^^ help: consider using: `(x * 2.0).ln_1p()`
error: ln(1 + x) can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:36:13
--> $DIR/floating_point_log.rs:36:13
|
LL | let _ = (1.0 + x.powi(2)).ln();
| ^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.powi(2).ln_1p()`
error: exponent for bases 2 and e can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:45:13
|
LL | let _ = 2f32.powf(x);
| ^^^^^^^^^^^^ help: consider using: `x.exp2()`
error: exponent for bases 2 and e can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:46:13
|
LL | let _ = std::f32::consts::E.powf(x);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.exp()`
error: square-root of a number can be computed more efficiently and accurately
--> $DIR/floating_point_arithmetic.rs:47:13
|
LL | let _ = x.powf(1.0 / 2.0);
| ^^^^^^^^^^^^^^^^^ help: consider using: `x.sqrt()`
error: cube-root of a number can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:48:13
|
LL | let _ = x.powf(1.0 / 3.0);
| ^^^^^^^^^^^^^^^^^ help: consider using: `x.cbrt()`
error: exponentiation with integer powers can be computed more efficiently
--> $DIR/floating_point_arithmetic.rs:49:13
|
LL | let _ = x.powf(2.0);
| ^^^^^^^^^^^ help: consider using: `x.powi(2)`
error: exponentiation with integer powers can be computed more efficiently
--> $DIR/floating_point_arithmetic.rs:50:13
|
LL | let _ = x.powf(-2.0);
| ^^^^^^^^^^^^ help: consider using: `x.powi(-2)`
error: exponent for bases 2 and e can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:57:13
|
LL | let _ = 2f64.powf(x);
| ^^^^^^^^^^^^ help: consider using: `x.exp2()`
error: exponent for bases 2 and e can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:58:13
|
LL | let _ = std::f64::consts::E.powf(x);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.exp()`
error: square-root of a number can be computed more efficiently and accurately
--> $DIR/floating_point_arithmetic.rs:59:13
|
LL | let _ = x.powf(1.0 / 2.0);
| ^^^^^^^^^^^^^^^^^ help: consider using: `x.sqrt()`
error: cube-root of a number can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:60:13
|
LL | let _ = x.powf(1.0 / 3.0);
| ^^^^^^^^^^^^^^^^^ help: consider using: `x.cbrt()`
error: exponentiation with integer powers can be computed more efficiently
--> $DIR/floating_point_arithmetic.rs:61:13
|
LL | let _ = x.powf(2.0);
| ^^^^^^^^^^^ help: consider using: `x.powi(2)`
error: exponentiation with integer powers can be computed more efficiently
--> $DIR/floating_point_arithmetic.rs:62:13
|
LL | let _ = x.powf(-2.0);
| ^^^^^^^^^^^^ help: consider using: `x.powi(-2)`
error: (e.pow(x) - 1) can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:71:13
|
LL | let _ = x.exp() - 1.0;
| ^^^^^^^^^^^^^ help: consider using: `x.exp_m1()`
error: (e.pow(x) - 1) can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:72:13
|
LL | let _ = x.exp() - 1.0 + 2.0;
| ^^^^^^^^^^^^^ help: consider using: `x.exp_m1()`
error: (e.pow(x) - 1) can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:78:13
|
LL | let _ = x.exp() - 1.0;
| ^^^^^^^^^^^^^ help: consider using: `x.exp_m1()`
error: (e.pow(x) - 1) can be computed more accurately
--> $DIR/floating_point_arithmetic.rs:79:13
|
LL | let _ = x.exp() - 1.0 + 2.0;
| ^^^^^^^^^^^^^ help: consider using: `x.exp_m1()`
error: x.log(b) / y.log(b) can be reduced to x.log(y)
--> $DIR/floating_point_arithmetic.rs:90:13
--> $DIR/floating_point_log.rs:48:13
|
LL | let _ = x.log2() / y.log2();
| ^^^^^^^^^^^^^^^^^^^ help: consider using: `x.log(y)`
error: x.log(b) / y.log(b) can be reduced to x.log(y)
--> $DIR/floating_point_arithmetic.rs:91:13
--> $DIR/floating_point_log.rs:49:13
|
LL | let _ = x.log10() / y.log10();
| ^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.log(y)`
error: x.log(b) / y.log(b) can be reduced to x.log(y)
--> $DIR/floating_point_arithmetic.rs:92:13
--> $DIR/floating_point_log.rs:50:13
|
LL | let _ = x.ln() / y.ln();
| ^^^^^^^^^^^^^^^ help: consider using: `x.log(y)`
error: x.log(b) / y.log(b) can be reduced to x.log(y)
--> $DIR/floating_point_arithmetic.rs:93:13
--> $DIR/floating_point_log.rs:51:13
|
LL | let _ = x.log(4.0) / y.log(4.0);
| ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.log(y)`
error: x.log(b) / y.log(b) can be reduced to x.log(y)
--> $DIR/floating_point_arithmetic.rs:94:13
--> $DIR/floating_point_log.rs:52:13
|
LL | let _ = x.log(b) / y.log(b);
| ^^^^^^^^^^^^^^^^^^^ help: consider using: `x.log(y)`
error: x.log(b) / y.log(b) can be reduced to x.log(y)
--> $DIR/floating_point_arithmetic.rs:96:13
--> $DIR/floating_point_log.rs:54:13
|
LL | let _ = x.log(b) / 2f32.log(b);
| ^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.log2()`
error: x.log(b) / y.log(b) can be reduced to x.log(y)
--> $DIR/floating_point_arithmetic.rs:102:13
--> $DIR/floating_point_log.rs:60:13
|
LL | let _ = x.log2() / y.log2();
| ^^^^^^^^^^^^^^^^^^^ help: consider using: `x.log(y)`
error: x.log(b) / y.log(b) can be reduced to x.log(y)
--> $DIR/floating_point_arithmetic.rs:103:13
--> $DIR/floating_point_log.rs:61:13
|
LL | let _ = x.log10() / y.log10();
| ^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.log(y)`
error: x.log(b) / y.log(b) can be reduced to x.log(y)
--> $DIR/floating_point_arithmetic.rs:104:13
--> $DIR/floating_point_log.rs:62:13
|
LL | let _ = x.ln() / y.ln();
| ^^^^^^^^^^^^^^^ help: consider using: `x.log(y)`
error: x.log(b) / y.log(b) can be reduced to x.log(y)
--> $DIR/floating_point_arithmetic.rs:105:13
--> $DIR/floating_point_log.rs:63:13
|
LL | let _ = x.log(4.0) / y.log(4.0);
| ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.log(y)`
error: x.log(b) / y.log(b) can be reduced to x.log(y)
--> $DIR/floating_point_arithmetic.rs:106:13
--> $DIR/floating_point_log.rs:64:13
|
LL | let _ = x.log(b) / y.log(b);
| ^^^^^^^^^^^^^^^^^^^ help: consider using: `x.log(y)`
error: x.log(b) / y.log(b) can be reduced to x.log(y)
--> $DIR/floating_point_arithmetic.rs:108:13
--> $DIR/floating_point_log.rs:66:13
|
LL | let _ = x.log(b) / 2f64.log(b);
| ^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.log2()`
error: aborting due to 44 previous errors
error: aborting due to 28 previous errors

27
tests/ui/floating_point_powf.rs Normal file
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@ -0,0 +1,27 @@
#![warn(clippy::floating_point_improvements)]
fn main() {
let x = 3f32;
let _ = 2f32.powf(x);
let _ = std::f32::consts::E.powf(x);
let _ = x.powf(1.0 / 2.0);
let _ = x.powf(1.0 / 3.0);
let _ = x.powf(2.0);
let _ = x.powf(-2.0);
let _ = x.powf(2.1);
let _ = x.powf(-2.1);
let _ = x.powf(16_777_217.0);
let _ = x.powf(-16_777_217.0);
let x = 3f64;
let _ = 2f64.powf(x);
let _ = std::f64::consts::E.powf(x);
let _ = x.powf(1.0 / 2.0);
let _ = x.powf(1.0 / 3.0);
let _ = x.powf(2.0);
let _ = x.powf(-2.0);
let _ = x.powf(2.1);
let _ = x.powf(-2.1);
let _ = x.powf(9_007_199_254_740_993.0);
let _ = x.powf(-9_007_199_254_740_993.0);
}

76
tests/ui/floating_point_powf.stderr Normal file
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@ -0,0 +1,76 @@
error: exponent for bases 2 and e can be computed more accurately
--> $DIR/floating_point_powf.rs:5:13
|
LL | let _ = 2f32.powf(x);
| ^^^^^^^^^^^^ help: consider using: `x.exp2()`
|
= note: `-D clippy::floating-point-improvements` implied by `-D warnings`
error: exponent for bases 2 and e can be computed more accurately
--> $DIR/floating_point_powf.rs:6:13
|
LL | let _ = std::f32::consts::E.powf(x);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.exp()`
error: square-root of a number can be computed more efficiently and accurately
--> $DIR/floating_point_powf.rs:7:13
|
LL | let _ = x.powf(1.0 / 2.0);
| ^^^^^^^^^^^^^^^^^ help: consider using: `x.sqrt()`
error: cube-root of a number can be computed more accurately
--> $DIR/floating_point_powf.rs:8:13
|
LL | let _ = x.powf(1.0 / 3.0);
| ^^^^^^^^^^^^^^^^^ help: consider using: `x.cbrt()`
error: exponentiation with integer powers can be computed more efficiently
--> $DIR/floating_point_powf.rs:9:13
|
LL | let _ = x.powf(2.0);
| ^^^^^^^^^^^ help: consider using: `x.powi(2)`
error: exponentiation with integer powers can be computed more efficiently
--> $DIR/floating_point_powf.rs:10:13
|
LL | let _ = x.powf(-2.0);
| ^^^^^^^^^^^^ help: consider using: `x.powi(-2)`
error: exponent for bases 2 and e can be computed more accurately
--> $DIR/floating_point_powf.rs:17:13
|
LL | let _ = 2f64.powf(x);
| ^^^^^^^^^^^^ help: consider using: `x.exp2()`
error: exponent for bases 2 and e can be computed more accurately
--> $DIR/floating_point_powf.rs:18:13
|
LL | let _ = std::f64::consts::E.powf(x);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.exp()`
error: square-root of a number can be computed more efficiently and accurately
--> $DIR/floating_point_powf.rs:19:13
|
LL | let _ = x.powf(1.0 / 2.0);
| ^^^^^^^^^^^^^^^^^ help: consider using: `x.sqrt()`
error: cube-root of a number can be computed more accurately
--> $DIR/floating_point_powf.rs:20:13
|
LL | let _ = x.powf(1.0 / 3.0);
| ^^^^^^^^^^^^^^^^^ help: consider using: `x.cbrt()`
error: exponentiation with integer powers can be computed more efficiently
--> $DIR/floating_point_powf.rs:21:13
|
LL | let _ = x.powf(2.0);
| ^^^^^^^^^^^ help: consider using: `x.powi(2)`
error: exponentiation with integer powers can be computed more efficiently
--> $DIR/floating_point_powf.rs:22:13
|
LL | let _ = x.powf(-2.0);
| ^^^^^^^^^^^^ help: consider using: `x.powi(-2)`
error: aborting due to 12 previous errors