X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=tests%2Flanguage%2Fstats%2Fexamine.at;h=9bfa9c78ed5f952eeed35076df291924ec81a2d4;hb=b3c602fb3492edf1e623d07187eb34f2e5720370;hp=e1b7a6ecaf8813cfbad5abc4811d5159634f5b42;hpb=1f75309bc1b51264e4459d3d1a82cf513f936a22;p=pspp

diff --git a/tests/language/stats/examine.at b/tests/language/stats/examine.at
index e1b7a6ecaf..9bfa9c78ed 100644
--- a/tests/language/stats/examine.at
+++ b/tests/language/stats/examine.at
@@ -377,6 +377,55 @@ AT_CHECK([pspp -o pspp.csv examine.sps])
 dnl Ignore output -- this is just a no-crash check.
 AT_CLEANUP
 
+dnl Tests the trimmed mean calculation in the case
+dnl where the data is weighted towards the centre.
+AT_SETUP([EXAMINE -- trimmed mean])
+AT_DATA([examine.sps], [dnl
+DATA LIST LIST /X * C *.
+BEGIN DATA.
+1 1
+2 49
+3 2
+END DATA.
+
+WEIGHT BY c.
+
+EXAMINE
+	x
+	/STATISTICS=DESCRIPTIVES
+	.
+])
+AT_CHECK([pspp -o pspp.csv examine.sps])
+AT_CHECK([cat pspp.csv], [0], [dnl
+Table: Reading free-form data from INLINE.
+Variable,Format
+X,F8.0
+C,F8.0
+
+Table: Case Processing Summary
+,Cases,,,,,
+,Valid,,Missing,,Total,
+,N,Percent,N,Percent,N,Percent
+X,52.00,100%,.00,0%,52.00,100%
+
+Table: Descriptives
+,,,Statistic,Std. Error
+X,Mean,,2.02,.03
+,95% Confidence Interval for Mean,Lower Bound,1.95,
+,,Upper Bound,2.09,
+,5% Trimmed Mean,,2.00,
+,Median,,2.00,
+,Variance,,.06,
+,Std. Deviation,,.24,
+,Minimum,,1.00,
+,Maximum,,3.00,
+,Range,,2.00,
+,Interquartile Range,,.00,
+,Skewness,,1.19,.33
+,Kurtosis,,15.73,.65
+])
+AT_CLEANUP
+
 AT_SETUP([EXAMINE -- crash bug])
 AT_DATA([examine.sps], [dnl
 data list list /a * x * y *.
@@ -465,3 +514,49 @@ warning: Not creating plot because data set is empty.
 ])
 dnl Ignore output -- this is just a no-crash check.
 AT_CLEANUP
+
+dnl Test that big input doesn't crash (bug 11307).
+AT_SETUP([EXAMINE -- big input doesn't crash])
+AT_DATA([examine.sps], [dnl
+INPUT PROGRAM.
+	LOOP #I=1 TO 50000.
+		COMPUTE X=NORMAL(10).
+		END CASE.
+	END LOOP.
+	END FILE.
+END INPUT PROGRAM.
+
+
+EXAMINE /x
+	/STATISTICS=DESCRIPTIVES.
+])
+AT_CHECK([pspp -o pspp.csv examine.sps])
+dnl Ignore output -- this is just a no-crash check.
+AT_CLEANUP
+
+dnl Another test that big input doesn't crash.
+dnl The actual bug that this checks for has been lost.
+AT_SETUP([EXAMINE -- big input doesn't crash 2])
+AT_DATA([make-big-input.pl], 
+  [for ($i=0; $i<100000; $i++) { print "AB12\n" };
+   for ($i=0; $i<100000; $i++) { print "AB04\n" };
+])
+AT_CHECK([$PERL make-big-input.pl > large.txt])
+AT_DATA([examine.sps], [dnl
+DATA LIST FILE='large.txt' /S 1-2 (A) X 3 .
+
+
+AGGREGATE OUTFILE=* /BREAK=X /A=N.
+
+
+EXAMINE /A BY /X.
+])
+AT_CHECK([pspp -o pspp.csv examine.sps])
+dnl Ignore output -- this is just a no-crash check.
+AT_DATA([more-big-input.pl], 
+  [for ($i=0; $i<25000; $i++) { print "AB04\nAB12\n" };
+])
+AT_CHECK([$PERL more-big-input.pl >> large.txt])
+AT_CHECK([pspp -o pspp.csv examine.sps])
+dnl Ignore output -- this is just a no-crash check.
+AT_CLEANUP