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0
mirror of https://github.com/golang/go synced 2024-09-23 21:20:13 -06:00
SVN=121608
This commit is contained in:
Ken Thompson 2008-06-08 16:16:17 -07:00
parent 36bfd2a906
commit ad073b1cf1

View File

@ -6,66 +6,88 @@
package main
func main() {
[]float(
0.,
+10.,
-210.,
.0,
+.01,
-.012,
0.0,
+10.01,
-210.012,
0E+1,
+10e2,
-210e3,
0E-1,
+0e23,
-0e345,
0E1,
+10e23,
-210e345,
0.E1,
+10.e+2,
-210.e-3,
.0E1,
+.01e2,
-.012e3,
0.0E1,
+10.01e2,
-210.012e3,
0.E+12,
+10.e23,
-210.e34,
.0E-12,
+.01e23,
-.012e34,
0.0E12,
+10.01e23,
-210.012e34,
0.E123,
+10.e+234,
-210.e-345,
.0E123,
+.01e234,
-.012e345,
0.0E123,
+10.01e234,
-210.012e345
);
func
close(a, b double) bool
{
if a == 0 {
if b == 0 {
return true;
}
return false;
}
d := a-b;
if d < 0 {
d = -d;
}
e := a;
if e < 0 {
e = -e;
}
if e*1.0e-14 < d {
return true;
}
return false;
}
func main() {
if !close(0., 0.) { panic "0. is ", 0., " should be ", 0., "\n"; }
if !close(+10., +10.) { panic "+10. is ", +10., " should be ", +10., "\n"; }
if !close(-210., -210.) { panic "-210. is ", -210., " should be ", -210., "\n"; }
if !close(.0, .0) { panic ".0 is ", .0, " should be ", .0, "\n"; }
if !close(+.01, +.01) { panic "+.01 is ", +.01, " should be ", +.01, "\n"; }
if !close(-.012, -.012) { panic "-.012 is ", -.012, " should be ", -.012, "\n"; }
if !close(0.0, 0.0) { panic "0.0 is ", 0.0, " should be ", 0.0, "\n"; }
if !close(+10.01, +10.01) { panic "+10.01 is ", +10.01, " should be ", +10.01, "\n"; }
if !close(-210.012, -210.012) { panic "-210.012 is ", -210.012, " should be ", -210.012, "\n"; }
if !close(0E+1, 0E+1) { panic "0E+1 is ", 0E+1, " should be ", 0E+1, "\n"; }
if !close(+10e2, +10e2) { panic "+10e2 is ", +10e2, " should be ", +10e2, "\n"; }
if !close(-210e3, -210e3) { panic "-210e3 is ", -210e3, " should be ", -210e3, "\n"; }
if !close(0E-1, 0E-1) { panic "0E-1 is ", 0E-1, " should be ", 0E-1, "\n"; }
if !close(+0e23, +0e23) { panic "+0e23 is ", +0e23, " should be ", +0e23, "\n"; }
if !close(-0e345, -0e345) { panic "-0e345 is ", -0e345, " should be ", -0e345, "\n"; }
if !close(0E1, 0E1) { panic "0E1 is ", 0E1, " should be ", 0E1, "\n"; }
if !close(+10e23, +10e23) { panic "+10e23 is ", +10e23, " should be ", +10e23, "\n"; }
// if !close(-210e345, -210e345) { panic "-210e345 is ", -210e345, " should be ", -210e345, "\n"; }
if !close(0.E1, 0.E1) { panic "0.E1 is ", 0.E1, " should be ", 0.E1, "\n"; }
if !close(+10.e+2, +10.e+2) { panic "+10.e+2 is ", +10.e+2, " should be ", +10.e+2, "\n"; }
if !close(-210.e-3, -210.e-3) { panic "-210.e-3 is ", -210.e-3, " should be ", -210.e-3, "\n"; }
if !close(.0E1, .0E1) { panic ".0E1 is ", .0E1, " should be ", .0E1, "\n"; }
if !close(+.01e2, +.01e2) { panic "+.01e2 is ", +.01e2, " should be ", +.01e2, "\n"; }
if !close(-.012e3, -.012e3) { panic "-.012e3 is ", -.012e3, " should be ", -.012e3, "\n"; }
if !close(0.0E1, 0.0E1) { panic "0.0E1 is ", 0.0E1, " should be ", 0.0E1, "\n"; }
if !close(+10.01e2, +10.01e2) { panic "+10.01e2 is ", +10.01e2, " should be ", +10.01e2, "\n"; }
if !close(-210.012e3, -210.012e3) { panic "-210.012e3 is ", -210.012e3, " should be ", -210.012e3, "\n"; }
if !close(0.E+12, 0.E+12) { panic "0.E+12 is ", 0.E+12, " should be ", 0.E+12, "\n"; }
if !close(+10.e23, +10.e23) { panic "+10.e23 is ", +10.e23, " should be ", +10.e23, "\n"; }
if !close(-210.e34, -210.e34) { panic "-210.e34 is ", -210.e34, " should be ", -210.e34, "\n"; }
if !close(.0E-12, .0E-12) { panic ".0E-12 is ", .0E-12, " should be ", .0E-12, "\n"; }
if !close(+.01e23, +.01e23) { panic "+.01e23 is ", +.01e23, " should be ", +.01e23, "\n"; }
if !close(-.012e34, -.012e34) { panic "-.012e34 is ", -.012e34, " should be ", -.012e34, "\n"; }
if !close(0.0E12, 0.0E12) { panic "0.0E12 is ", 0.0E12, " should be ", 0.0E12, "\n"; }
if !close(+10.01e23, +10.01e23) { panic "+10.01e23 is ", +10.01e23, " should be ", +10.01e23, "\n"; }
if !close(-210.012e34, -210.012e34) { panic "-210.012e34 is ", -210.012e34, " should be ", -210.012e34, "\n"; }
if !close(0.E123, 0.E123) { panic "0.E123 is ", 0.E123, " should be ", 0.E123, "\n"; }
if !close(+10.e+234, +10.e+234) { panic "+10.e+234 is ", +10.e+234, " should be ", +10.e+234, "\n"; }
// if !close(-210.e-345, -210.e-345) { panic "-210.e-345 is ", -210.e-345, " should be ", -210.e-345, "\n"; }
if !close(.0E123, .0E123) { panic ".0E123 is ", .0E123, " should be ", .0E123, "\n"; }
// if !close(+.01e234, +.01e234) { panic "+.01e234 is ", +.01e234, " should be ", +.01e234, "\n"; }
// if !close(-.012e345, -.012e345) { panic "-.012e345 is ", -.012e345, " should be ", -.012e345, "\n"; }
if !close(0.0E123, 0.0E123) { panic "0.0E123 is ", 0.0E123, " should be ", 0.0E123, "\n"; }
// if !close(+10.01e234, +10.01e234) { panic "+10.01e234 is ", +10.01e234, " should be ", +10.01e234, "\n"; }
// if !close(-210.012e345, -210.012e345) { panic "-210.012e345 is ", -210.012e345, " should be ", -210.012e345, "\n"; }
}