From b96a59eb28654ba5bc915bfaa21f511fdaa443df Mon Sep 17 00:00:00 2001
From: Taylor Gerring <taylor.gerring@gmail.com>
Date: Tue, 4 Nov 2014 16:45:54 +0100
Subject: Added tests for extra large values
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Test “E” scientific notation formatting
---
ethutil/common.go | 1 +
ethutil/common_test.go | 18 ++++++++++++++++++
2 files changed, 19 insertions(+)
(limited to 'ethutil')
diff --git a/ethutil/common.go b/ethutil/common.go
index e60f237cf..0a29cac6c 100644
--- a/ethutil/common.go
+++ b/ethutil/common.go
@@ -66,6 +66,7 @@ func CurrencyToString(num *big.Int) string {
denom = "Ada"
}
+ // TODO add comment clarifying expected behavior
if len(fin.String()) > 5 {
return fmt.Sprintf("%sE%d %s", fin.String()[0:5], len(fin.String())-5, denom)
}
diff --git a/ethutil/common_test.go b/ethutil/common_test.go
index 791ff0a25..056676765 100644
--- a/ethutil/common_test.go
+++ b/ethutil/common_test.go
@@ -79,3 +79,21 @@ func TestCommon(t *testing.T) {
t.Error("Got", wei)
}
}
+
+func TestLarge(t *testing.T) {
+ douglaslarge := CurrencyToString(BigPow(100000000, 43))
+ adalarge := CurrencyToString(BigPow(100000000, 4))
+ weilarge := CurrencyToString(big.NewInt(100000000))
+
+ if douglaslarge != "10000E298 Douglas" {
+ t.Error("Got", douglaslarge)
+ }
+
+ if adalarge != "10000E7 Einstein" {
+ t.Error("Got", adalarge)
+ }
+
+ if weilarge != "100 Babbage" {
+ t.Error("Got", weilarge)
+ }
+}
--
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