diff --git a/tests/format.rs b/tests/format.rs
index 7516335..fee2268 100644
--- a/tests/format.rs
+++ b/tests/format.rs
@@ -4,22 +4,43 @@ use numf::format::*;
 fn format() {
     let options = FormatOptions::default();
     assert_eq!(Format::Dec.format(1337, &options), "1337");
-    assert_eq!(Format::Dec.format(u128::MAX, &options), format!("{}", u128::MAX));
+    assert_eq!(
+        Format::Dec.format(u128::MAX, &options),
+        format!("{}", u128::MAX)
+    );
 
     assert_eq!(Format::Hex.format(0x1337, &options), "1337");
-    assert_eq!(Format::Hex.format(u128::MAX, &options), format!("{:X}", u128::MAX));
+    assert_eq!(
+        Format::Hex.format(u128::MAX, &options),
+        format!("{:X}", u128::MAX)
+    );
 
-    assert_eq!(Format::Bin.format(0b1010001001010010010100111, &options), "1010001001010010010100111");
-    assert_eq!(Format::Bin.format(u128::MAX, &options), format!("{:b}", u128::MAX));
+    assert_eq!(
+        Format::Bin.format(0b1010001001010010010100111, &options),
+        "1010001001010010010100111"
+    );
+    assert_eq!(
+        Format::Bin.format(u128::MAX, &options),
+        format!("{:b}", u128::MAX)
+    );
 
     assert_eq!(Format::Octal.format(0o13377331, &options), "13377331");
-    assert_eq!(Format::Octal.format(u128::MAX, &options), format!("{:o}", u128::MAX));
+    assert_eq!(
+        Format::Octal.format(u128::MAX, &options),
+        format!("{:o}", u128::MAX)
+    );
 
     assert_eq!(Format::Base32.format(0x41414242, &options), "IFAUEQQ=");
-    assert_eq!(Format::Base32.format(0x4141414141414141, &options), "IFAUCQKBIFAUC===");
+    assert_eq!(
+        Format::Base32.format(0x4141414141414141, &options),
+        "IFAUCQKBIFAUC==="
+    );
 
     assert_eq!(Format::Base64.format(0x41414242, &options), "QUFCQg==");
-    assert_eq!(Format::Base64.format(0x4141414141414141, &options), "QUFBQUFBQUE=");
+    assert_eq!(
+        Format::Base64.format(0x4141414141414141, &options),
+        "QUFBQUFBQUE="
+    );
 }
 
 #[test]
@@ -28,24 +49,48 @@ fn format_padding() {
     options.set_padding(true);
 
     assert_eq!(Format::Dec.format(1337, &options), "1337");
-    assert_eq!(Format::Dec.format(u128::MAX, &options), format!("{}", u128::MAX));
+    assert_eq!(
+        Format::Dec.format(u128::MAX, &options),
+        format!("{}", u128::MAX)
+    );
 
     assert_eq!(Format::Hex.format(0xFFF, &options), "0FFF");
     assert_eq!(Format::Hex.format(0xFFFF, &options), "FFFF");
-    assert_eq!(Format::Hex.format(u128::MAX, &options), format!("{:X}", u128::MAX));
+    assert_eq!(
+        Format::Hex.format(u128::MAX, &options),
+        format!("{:X}", u128::MAX)
+    );
 
-    assert_eq!(Format::Bin.format(0b11110000_00001111, &options), "1111000000001111");
-    assert_eq!(Format::Bin.format(0b110000_00001111, &options), "0011000000001111");
-    assert_eq!(Format::Bin.format(u128::MAX, &options), format!("{:b}", u128::MAX));
+    assert_eq!(
+        Format::Bin.format(0b11110000_00001111, &options),
+        "1111000000001111"
+    );
+    assert_eq!(
+        Format::Bin.format(0b110000_00001111, &options),
+        "0011000000001111"
+    );
+    assert_eq!(
+        Format::Bin.format(u128::MAX, &options),
+        format!("{:b}", u128::MAX)
+    );
 
     assert_eq!(Format::Octal.format(0o13377331, &options), "13377331");
-    assert_eq!(Format::Octal.format(u128::MAX, &options), format!("{:o}", u128::MAX));
+    assert_eq!(
+        Format::Octal.format(u128::MAX, &options),
+        format!("{:o}", u128::MAX)
+    );
 
     assert_eq!(Format::Base32.format(0x41414242, &options), "IFAUEQQ=");
-    assert_eq!(Format::Base32.format(0x4141414141414141, &options), "IFAUCQKBIFAUC===");
+    assert_eq!(
+        Format::Base32.format(0x4141414141414141, &options),
+        "IFAUCQKBIFAUC==="
+    );
 
     assert_eq!(Format::Base64.format(0x41414242, &options), "QUFCQg==");
-    assert_eq!(Format::Base64.format(0x4141414141414141, &options), "QUFBQUFBQUE=");
+    assert_eq!(
+        Format::Base64.format(0x4141414141414141, &options),
+        "QUFBQUFBQUE="
+    );
 }