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author | obscuren <geffobscura@gmail.com> | 2015-03-16 18:27:38 +0800 |
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committer | obscuren <geffobscura@gmail.com> | 2015-03-16 18:27:38 +0800 |
commit | b5234413611ce5984292f85a01de1f56c045b490 (patch) | |
tree | e6e0c6f7fe8358a2dc63cdea11ac66b4f59397f5 /common/big_test.go | |
parent | 0b8f66ed9ef177dc72442dd7ba337c6733e30344 (diff) | |
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Moved ethutil => common
Diffstat (limited to 'common/big_test.go')
-rw-r--r-- | common/big_test.go | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/common/big_test.go b/common/big_test.go new file mode 100644 index 000000000..cedbaf144 --- /dev/null +++ b/common/big_test.go @@ -0,0 +1,73 @@ +package common + +import ( + "bytes" + "testing" +) + +func TestMisc(t *testing.T) { + a := Big("10") + b := Big("57896044618658097711785492504343953926634992332820282019728792003956564819968") + c := []byte{1, 2, 3, 4} + z := BitTest(a, 1) + + if z != true { + t.Error("Expected true got", z) + } + + U256(a) + S256(a) + + U256(b) + S256(b) + + BigD(c) +} + +func TestBigMax(t *testing.T) { + a := Big("10") + b := Big("5") + + max1 := BigMax(a, b) + if max1 != a { + t.Errorf("Expected %d got %d", a, max1) + } + + max2 := BigMax(b, a) + if max2 != a { + t.Errorf("Expected %d got %d", a, max2) + } +} + +func TestBigMin(t *testing.T) { + a := Big("10") + b := Big("5") + + min1 := BigMin(a, b) + if min1 != b { + t.Errorf("Expected %d got %d", b, min1) + } + + min2 := BigMin(b, a) + if min2 != b { + t.Errorf("Expected %d got %d", b, min2) + } +} + +func TestBigCopy(t *testing.T) { + a := Big("10") + b := BigCopy(a) + c := Big("1000000000000") + y := BigToBytes(b, 16) + ybytes := []byte{0, 10} + z := BigToBytes(c, 16) + zbytes := []byte{232, 212, 165, 16, 0} + + if bytes.Compare(y, ybytes) != 0 { + t.Error("Got", ybytes) + } + + if bytes.Compare(z, zbytes) != 0 { + t.Error("Got", zbytes) + } +} |