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authorMike Buland <eichlan@xagasoft.com>2007-07-03 00:28:59 +0000
committerMike Buland <eichlan@xagasoft.com>2007-07-03 00:28:59 +0000
commitac517a2b7625e0aa0862679e961c6349f859ea3b (patch)
treee3e27a6b9bd5e2be6150088495c91fc91786ad9d /src/tests/fstring.cpp
parentf8d4301e9fa4f3709258505941e37fab2eadadc6 (diff)
parentbd865cee5f89116c1f054cd0e5c275e97c2d0a9b (diff)
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The reorg is being put in trunk, I think it's ready. Now we just get to find
out how many applications won't work anymore :)
Diffstat (limited to 'src/tests/fstring.cpp')
-rw-r--r--src/tests/fstring.cpp108
1 files changed, 100 insertions, 8 deletions
diff --git a/src/tests/fstring.cpp b/src/tests/fstring.cpp
index 271738c..48dfc5f 100644
--- a/src/tests/fstring.cpp
+++ b/src/tests/fstring.cpp
@@ -1,9 +1,28 @@
1#include "hash.h" 1#include "bu/hash.h"
2#include "fstring.h" 2#include "bu/fstring.h"
3#include <sys/time.h>
4#include <string>
3 5
4FString genThing() 6#ifndef WIN32
7inline double getTime()
5{ 8{
6 FString bob; 9 struct timeval tv;
10 gettimeofday( &tv, NULL );
11 return ((double)tv.tv_sec) + ((double)tv.tv_usec/1000000.0);
12}
13#else
14#include "windows.h"
15#include "winbase.h"
16inline double getTime()
17{
18 uint32_t t = (uint32_t) GetTickCount();
19 return (double) t / 1000.0;
20}
21#endif
22
23Bu::FString genThing()
24{
25 Bu::FString bob;
7 bob.append("ab "); 26 bob.append("ab ");
8 bob += "cd "; 27 bob += "cd ";
9 bob += "efg"; 28 bob += "efg";
@@ -12,20 +31,91 @@ FString genThing()
12 return bob; 31 return bob;
13} 32}
14 33
15void thing( FString str ) 34void thing( Bu::FString str )
16{ 35{
17 printf("Hey: %s\n", str.c_str() ); 36 printf("Hey: %s\n", str.c_str() );
18} 37}
19 38
39void copyfunc( std::string temp )
40{
41 temp += "Hi";
42}
43
44void copyfunc( Bu::FString temp )
45{
46 temp += "Hi";
47}
48
49void doTimings()
50{
51 Bu::FString fs1, fs2;
52 std::string ss1, ss2;
53 double dStart, dEnd, tfs1, tfs2, tfs3, tss1, tss2, tss3;
54 int nChars = 500000, nChunks=5000, nCopies=5000000, nChunkSize=1024*4;
55 char *buf = new char[nChunkSize];
56 memset( buf, '!', nChunkSize );
57
58 printf("Timing Bu::FString single chars...\n");
59 dStart = getTime();
60 for( int j = 0; j < nChars; j++ ) fs1 += (char)('a'+(j%26));
61 fs1.getStr();
62 dEnd = getTime();
63 tfs1 = dEnd-dStart;
64
65 printf("Timing std::string single chars...\n");
66 dStart = getTime();
67 for( int j = 0; j < nChars; j++ ) ss1 += (char)('a'+(j%26));
68 ss1.c_str();
69 dEnd = getTime();
70 tss1 = dEnd-dStart;
71
72 printf("Timing Bu::FString %d char chunks...\n", nChunkSize);
73 dStart = getTime();
74 for( int j = 0; j < nChunks; j++ ) fs2.append(buf, nChunkSize);
75 fs2.getStr();
76 dEnd = getTime();
77 tfs2 = dEnd-dStart;
78
79 printf("Timing std::string %d char chunks...\n", nChunkSize);
80 dStart = getTime();
81 for( int j = 0; j < nChunks; j++ ) ss2.append(buf, nChunkSize);
82 ss2.c_str();
83 dEnd = getTime();
84 tss2 = dEnd-dStart;
85
86 fs2 = "Hello there.";
87 ss2 = "Hello there.";
88 printf("Timing Bu::FString copies...\n");
89 dStart = getTime();
90 for( int j = 0; j < nCopies; j++ ) Bu::FString stmp = fs2;
91 dEnd = getTime();
92 tfs3 = dEnd-dStart;
93
94 printf("Timing std::string copies...\n");
95 dStart = getTime();
96 for( int j = 0; j < nCopies; j++ ) std::string stpm = ss2;
97 dEnd = getTime();
98 tss3 = dEnd-dStart;
99
100 printf(
101 "Results: singles: chunks: copies:\n"
102 "Bu::FString %10.2f/s %10.2f/s %10.2f/s\n"
103 "std::string %10.2f/s %10.2f/s %10.2f/s\n",
104 nChars/tfs1, nChunks/tfs2, nCopies/tfs3,
105 nChars/tss1, nChunks/tss2, nCopies/tss3 );
106
107 delete[] buf;
108}
109
20#define pem printf("---------\n%08X: %s\n%08X: %s\n", (unsigned int)str.c_str(), str.c_str(), (unsigned int)str2.c_str(), str2.c_str() ); 110#define pem printf("---------\n%08X: %s\n%08X: %s\n", (unsigned int)str.c_str(), str.c_str(), (unsigned int)str2.c_str(), str2.c_str() );
21int main( int argc, char *argv ) 111int main( int argc, char *argv )
22{ 112{
23 FString str("th"); 113 Bu::FString str("th");
24 114
25 str.prepend("Hello "); 115 str.prepend("Hello ");
26 str.append("ere."); 116 str.append("ere.");
27 117
28 FString str2( str ); 118 Bu::FString str2( str );
29 pem; 119 pem;
30 str += " What's up?"; 120 str += " What's up?";
31 pem; 121 pem;
@@ -43,6 +133,8 @@ int main( int argc, char *argv )
43 thing( str2 ); 133 thing( str2 );
44 thing("test."); 134 thing("test.");
45 135
46 printf("%d == %d\n", __calcHashCode( str ), __calcHashCode( str.c_str() ) ); 136 printf("%d == %d\n", Bu::__calcHashCode( str ), Bu::__calcHashCode( str.c_str() ) );
137
138 doTimings();
47} 139}
48 140