From 82539ad8d59729fb45b0bb0edda8f2bddb719eb1 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 15:15:26 +0200 Subject: Adding upstream version 1.17.13. Signed-off-by: Daniel Baumann --- src/strconv/ctoa_test.go | 53 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 src/strconv/ctoa_test.go (limited to 'src/strconv/ctoa_test.go') diff --git a/src/strconv/ctoa_test.go b/src/strconv/ctoa_test.go new file mode 100644 index 0000000..8b77898 --- /dev/null +++ b/src/strconv/ctoa_test.go @@ -0,0 +1,53 @@ +// Copyright 2020 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package strconv_test + +import ( + . "strconv" + "testing" +) + +func TestFormatComplex(t *testing.T) { + tests := []struct { + c complex128 + fmt byte + prec int + bitSize int + out string + }{ + // a variety of signs + {1 + 2i, 'g', -1, 128, "(1+2i)"}, + {3 - 4i, 'g', -1, 128, "(3-4i)"}, + {-5 + 6i, 'g', -1, 128, "(-5+6i)"}, + {-7 - 8i, 'g', -1, 128, "(-7-8i)"}, + + // test that fmt and prec are working + {3.14159 + 0.00123i, 'e', 3, 128, "(3.142e+00+1.230e-03i)"}, + {3.14159 + 0.00123i, 'f', 3, 128, "(3.142+0.001i)"}, + {3.14159 + 0.00123i, 'g', 3, 128, "(3.14+0.00123i)"}, + + // ensure bitSize rounding is working + {1.2345678901234567 + 9.876543210987654i, 'f', -1, 128, "(1.2345678901234567+9.876543210987654i)"}, + {1.2345678901234567 + 9.876543210987654i, 'f', -1, 64, "(1.2345679+9.876543i)"}, + + // other cases are handled by FormatFloat tests + } + for _, test := range tests { + out := FormatComplex(test.c, test.fmt, test.prec, test.bitSize) + if out != test.out { + t.Fatalf("FormatComplex(%v, %q, %d, %d) = %q; want %q", + test.c, test.fmt, test.prec, test.bitSize, out, test.out) + } + } +} + +func TestFormatComplexInvalidBitSize(t *testing.T) { + defer func() { + if r := recover(); r == nil { + t.Fatalf("expected panic due to invalid bitSize") + } + }() + _ = FormatComplex(1+2i, 'g', -1, 100) +} -- cgit v1.2.3