1 files changed, 70 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/assign_ops.stderr b/src/tools/clippy/tests/ui/assign_ops.stderr
new file mode 100644
index 000000000..63a938ab4
--- /dev/null
+++ b/src/tools/clippy/tests/ui/assign_ops.stderr
@@ -0,0 +1,70 @@
+error: manual implementation of an assign operation
+  --> $DIR/assign_ops.rs:9:5
+   |
+LL |     a = a + 1;
+   |     ^^^^^^^^^ help: replace it with: `a += 1`
+   |
+   = note: `-D clippy::assign-op-pattern` implied by `-D warnings`
+
+error: manual implementation of an assign operation
+  --> $DIR/assign_ops.rs:10:5
+   |
+LL |     a = 1 + a;
+   |     ^^^^^^^^^ help: replace it with: `a += 1`
+
+error: manual implementation of an assign operation
+  --> $DIR/assign_ops.rs:11:5
+   |
+LL |     a = a - 1;
+   |     ^^^^^^^^^ help: replace it with: `a -= 1`
+
+error: manual implementation of an assign operation
+  --> $DIR/assign_ops.rs:12:5
+   |
+LL |     a = a * 99;
+   |     ^^^^^^^^^^ help: replace it with: `a *= 99`
+
+error: manual implementation of an assign operation
+  --> $DIR/assign_ops.rs:13:5
+   |
+LL |     a = 42 * a;
+   |     ^^^^^^^^^^ help: replace it with: `a *= 42`
+
+error: manual implementation of an assign operation
+  --> $DIR/assign_ops.rs:14:5
+   |
+LL |     a = a / 2;
+   |     ^^^^^^^^^ help: replace it with: `a /= 2`
+
+error: manual implementation of an assign operation
+  --> $DIR/assign_ops.rs:15:5
+   |
+LL |     a = a % 5;
+   |     ^^^^^^^^^ help: replace it with: `a %= 5`
+
+error: manual implementation of an assign operation
+  --> $DIR/assign_ops.rs:16:5
+   |
+LL |     a = a & 1;
+   |     ^^^^^^^^^ help: replace it with: `a &= 1`
+
+error: manual implementation of an assign operation
+  --> $DIR/assign_ops.rs:22:5
+   |
+LL |     s = s + "bla";
+   |     ^^^^^^^^^^^^^ help: replace it with: `s += "bla"`
+
+error: manual implementation of an assign operation
+  --> $DIR/assign_ops.rs:26:5
+   |
+LL |     a = a + Wrapping(1u32);
+   |     ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `a += Wrapping(1u32)`
+
+error: manual implementation of an assign operation
+  --> $DIR/assign_ops.rs:28:5
+   |
+LL |     v[0] = v[0] + v[1];
+   |     ^^^^^^^^^^^^^^^^^^ help: replace it with: `v[0] += v[1]`
+
+error: aborting due to 11 previous errors
+