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-rw-r--r--src/tools/clippy/tests/ui/checked_conversions.fixed79
1 files changed, 79 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/checked_conversions.fixed b/src/tools/clippy/tests/ui/checked_conversions.fixed
new file mode 100644
index 000000000..cb7100bc9
--- /dev/null
+++ b/src/tools/clippy/tests/ui/checked_conversions.fixed
@@ -0,0 +1,79 @@
+// run-rustfix
+
+#![allow(
+ clippy::cast_lossless,
+ // Int::max_value will be deprecated in the future
+ deprecated,
+)]
+#![warn(clippy::checked_conversions)]
+
+// Positive tests
+
+// Signed to unsigned
+
+pub fn i64_to_u32(value: i64) {
+ let _ = u32::try_from(value).is_ok();
+ let _ = u32::try_from(value).is_ok();
+}
+
+pub fn i64_to_u16(value: i64) {
+ let _ = u16::try_from(value).is_ok();
+ let _ = u16::try_from(value).is_ok();
+}
+
+pub fn isize_to_u8(value: isize) {
+ let _ = u8::try_from(value).is_ok();
+ let _ = u8::try_from(value).is_ok();
+}
+
+// Signed to signed
+
+pub fn i64_to_i32(value: i64) {
+ let _ = i32::try_from(value).is_ok();
+ let _ = i32::try_from(value).is_ok();
+}
+
+pub fn i64_to_i16(value: i64) {
+ let _ = i16::try_from(value).is_ok();
+ let _ = i16::try_from(value).is_ok();
+}
+
+// Unsigned to X
+
+pub fn u32_to_i32(value: u32) {
+ let _ = i32::try_from(value).is_ok();
+ let _ = i32::try_from(value).is_ok();
+}
+
+pub fn usize_to_isize(value: usize) {
+ let _ = isize::try_from(value).is_ok() && value as i32 == 5;
+ let _ = isize::try_from(value).is_ok() && value as i32 == 5;
+}
+
+pub fn u32_to_u16(value: u32) {
+ let _ = u16::try_from(value).is_ok() && value as i32 == 5;
+ let _ = u16::try_from(value).is_ok() && value as i32 == 5;
+}
+
+// Negative tests
+
+pub fn no_i64_to_i32(value: i64) {
+ let _ = value <= (i32::max_value() as i64) && value >= 0;
+ let _ = value <= (i32::MAX as i64) && value >= 0;
+}
+
+pub fn no_isize_to_u8(value: isize) {
+ let _ = value <= (u8::max_value() as isize) && value >= (u8::min_value() as isize);
+ let _ = value <= (u8::MAX as isize) && value >= (u8::MIN as isize);
+}
+
+pub fn i8_to_u8(value: i8) {
+ let _ = value >= 0;
+}
+
+// Do not lint
+pub const fn issue_8898(i: u32) -> bool {
+ i <= i32::MAX as u32
+}
+
+fn main() {}