+
+
+dnl Checks for regression against bug #44877.
+AT_SETUP([LINEAR REGRESSION crash with long string variables])
+AT_DATA([regression.sps], [dnl
+SET DECIMAL=DOT.
+
+DATA LIST notable LIST /text (A24) Y * X1 *
+BEGIN DATA.
+V00276601 0.00 90.00
+V00292909 10.00 30.00
+V00291204 20.00 20.00
+V00300070 0.00 90.00
+END DATA.
+
+REGRESSION
+/VARIABLES= Y
+/DEPENDENT= X1
+/METHOD=ENTER
+/STATISTICS=COEFF R ANOVA
+/SAVE= RESID.
+
+LIST.
+])
+AT_CHECK([pspp -o pspp.csv regression.sps])
+AT_CHECK([cat pspp.csv], [0], [dnl
+Table: Model Summary (X1)
+R,R Square,Adjusted R Square,Std. Error of the Estimate
+.95,.89,.84,15.08
+
+Table: ANOVA (X1)
+,Sum of Squares,df,Mean Square,F,Sig.
+Regression,3820.45,1,3820.45,16.81,.055
+Residual,454.55,2,227.27,,
+Total,4275.00,3,,,
+
+Table: Coefficients (X1)
+,Unstandardized Coefficients,,Standardized Coefficients,t,Sig.
+,B,Std. Error,Beta,,
+(Constant),85.45,10.16,.00,8.41,.004
+Y,-3.73,.91,-.95,-4.10,.055
+
+Table: Data List
+text,Y,X1,RES1
+V00276601,.00,90.00,4.55
+V00292909,10.00,30.00,-18.18
+V00291204,20.00,20.00,9.09
+V00300070,.00,90.00,4.55
+])
+AT_CLEANUP
+
+
+dnl Test for a crash which happened on bad input syntax
+AT_SETUP([LINEAR REGRESSION -- Empty Parentheses])
+
+AT_DATA([empty-parens.sps], [dnl
+set format = F22.3.
+
+data list notable list /math female socst read science *
+begin data.
+ 58.00 1.00 61.00 55.00 58.00
+ 65.00 1.00 61.00 63.00 53.00
+end data.
+
+regression
+ /variables = math female socst read
+ /statistics = coeff r anova ci ()
+ /dependent = science
+ /method = enter
+])
+
+AT_CHECK([pspp -o pspp.csv empty-parens.sps], [1], [ignore])
+
+AT_CLEANUP
+
+
+
+
+AT_SETUP([LINEAR REGRESSION varibles on ENTER subcommand])
+AT_DATA([regression.sps], [dnl
+SET FORMAT=F10.3.
+
+DATA LIST notable LIST /number * value *.
+BEGIN DATA
+ 16 7.25
+ 0 .00
+ 1 .10
+ 9 27.9
+ 0 .00
+ 7 3.65
+ 14 16.8
+ 24 9.15
+ 0 .00
+ 24 19.0
+ 7 4.05
+ 12 7.90
+ 6 .75
+ 11 1.40
+ 0 .00
+ 3 2.30
+ 12 7.60
+ 11 6.80
+ 16 8.65
+END DATA.
+
+REGRESSION
+ /STATISTICS COEFF R ANOVA
+ /DEPENDENT value
+ /METHOD=ENTER number.
+])
+
+
+AT_CHECK([pspp -O format=csv regression.sps], [0], [dnl
+Table: Model Summary (value)
+R,R Square,Adjusted R Square,Std. Error of the Estimate
+.612,.374,.338,6.176
+
+Table: ANOVA (value)
+,Sum of Squares,df,Mean Square,F,Sig.
+Regression,388.065,1,388.065,10.173,.005
+Residual,648.498,17,38.147,,
+Total,1036.563,18,,,
+
+Table: Coefficients (value)
+,Unstandardized Coefficients,,Standardized Coefficients,t,Sig.
+,B,Std. Error,Beta,,
+(Constant),.927,2.247,.000,.413,.685
+number,.611,.192,.612,3.189,.005
+])
+
+AT_CLEANUP
+
+
+
+AT_SETUP([LINEAR REGRESSION /ORIGIN])
+AT_DATA([regression-origin.sps], [dnl
+SET FORMAT=F10.3.
+
+DATA LIST notable LIST /number * value *.
+BEGIN DATA
+ 16 7.25
+ 0 .00
+ 1 .10
+ 9 27.9
+ 0 .00
+ 7 3.65
+ 14 16.8
+ 24 9.15
+ 0 .00
+ 24 19.0
+ 7 4.05
+ 12 7.90
+ 6 .75
+ 11 1.40
+ 0 .00
+ 3 2.30
+ 12 7.60
+ 11 6.80
+ 16 8.65
+END DATA.
+
+REGRESSION
+ /STATISTICS COEFF R ANOVA
+ /DEPENDENT value
+ /ORIGIN
+ /METHOD=ENTER number.
+])
+
+
+AT_CHECK([pspp -O format=csv regression-origin.sps], [0], [dnl
+Table: Model Summary (value)
+R,R Square,Adjusted R Square,Std. Error of the Estimate
+.802,.643,.622,6.032
+
+Table: ANOVA (value)
+,Sum of Squares,df,Mean Square,F,Sig.
+Regression,1181.726,1,1181.726,32.475,.000
+Residual,654.989,18,36.388,,
+Total,1836.715,19,,,
+
+Table: Coefficients (value)
+,Unstandardized Coefficients,,Standardized Coefficients,t,Sig.
+,B,Std. Error,Beta,,
+number,.672,.118,.802,5.699,.000
+])
+
+AT_CLEANUP
+
+dnl This is an example from doc/tutorial.texi
+dnl So if the results of this have to be changed in any way,
+dnl make sure to update that file.
+AT_SETUP([REGRESSION tutorial example])
+cp $top_srcdir/examples/repairs.sav .
+AT_DATA([regression.sps], [dnl
+GET FILE='repairs.sav'.
+REGRESSION /VARIABLES=mtbf duty_cycle /DEPENDENT=mttr.
+REGRESSION /VARIABLES=mtbf /DEPENDENT=mttr.
+])
+
+AT_CHECK([pspp -O format=csv regression.sps], [0], [dnl
+Table: Model Summary (Mean time to repair (hours) )
+R,R Square,Adjusted R Square,Std. Error of the Estimate
+.94,.89,.88,6.54
+
+Table: ANOVA (Mean time to repair (hours) )
+,Sum of Squares,df,Mean Square,F,Sig.
+Regression,9576.26,2,4788.13,111.94,.000
+Residual,1154.94,27,42.78,,
+Total,10731.20,29,,,
+
+Table: Coefficients (Mean time to repair (hours) )
+,Unstandardized Coefficients,,Standardized Coefficients,t,Sig.
+,B,Std. Error,Beta,,
+(Constant),10.59,3.11,.00,3.40,.002
+Mean time between failures (months) ,3.02,.20,.95,14.88,.000
+Ratio of working to non-working time,-1.12,3.69,-.02,-.30,.763
+
+Table: Model Summary (Mean time to repair (hours) )
+R,R Square,Adjusted R Square,Std. Error of the Estimate
+.94,.89,.89,6.43
+
+Table: ANOVA (Mean time to repair (hours) )
+,Sum of Squares,df,Mean Square,F,Sig.
+Regression,9572.30,1,9572.30,231.28,.000
+Residual,1158.90,28,41.39,,
+Total,10731.20,29,,,
+
+Table: Coefficients (Mean time to repair (hours) )
+,Unstandardized Coefficients,,Standardized Coefficients,t,Sig.
+,B,Std. Error,Beta,,
+(Constant),9.90,2.10,.00,4.71,.000
+Mean time between failures (months) ,3.01,.20,.94,15.21,.000
+])
+
+AT_CLEANUP
+
+
+AT_SETUP([LINEAR REGRESSION vif])
+AT_DATA([regression-vif.sps], [dnl
+SET FORMAT=F10.3.
+
+data list notable list /competence_x1 motivation_x2 performance_y.
+begin data
+32 34 36
+35 37 39
+38 45 49
+31 41 41
+36 40 38
+32 38 36
+33 39 37
+31 40 41
+30 37 40
+35 37 43
+31 34 36
+34 32 35
+31 42 34
+25 36 40
+35 42 40
+36 41 44
+30 38 32
+34 41 41
+34 41 44
+22 27 26
+27 26 33
+30 30 35
+30 35 37
+37 39 44
+29 35 36
+31 35 29
+31 45 41
+29 30 32
+29 35 36
+31 37 37
+36 45 42
+32 44 39
+27 26 31
+33 39 35
+20 25 28
+30 36 39
+27 37 39
+25 39 36
+32 38 38
+32 38 35
+end data.
+
+regression /variables=competence_x1 motivation_x2
+ /statistics=defaults tol
+ /dependent=performance_y
+ .
+])
+
+
+AT_CHECK([pspp -O format=csv regression-vif.sps], [0], [dnl
+Table: Model Summary (performance_y)
+R,R Square,Adjusted R Square,Std. Error of the Estimate
+.785,.616,.595,2.980
+
+Table: ANOVA (performance_y)
+,Sum of Squares,df,Mean Square,F,Sig.
+Regression,526.494,2,263.247,29.641,.000
+Residual,328.606,37,8.881,,
+Total,855.100,39,,,
+
+Table: Coefficients (performance_y)
+,Unstandardized Coefficients,,Standardized Coefficients,t,Sig.,Collinearity Statistics,
+,B,Std. Error,Beta,,,Tolerance,VIF
+(Constant),7.220,4.020,.000,1.796,.080,,
+competence_x1,.432,.166,.358,2.609,.013,.552,1.812
+motivation_x2,.453,.125,.499,3.636,.001,.552,1.812
+])
+
+AT_CLEANUP
+
+AT_SETUP([REGRESSION syntax errors])
+AT_DATA([regression.sps], [dnl
+DATA LIST LIST NOTABLE /x y z.
+REGRESSION VARIABLES=**.
+REGRESSION METHOD=ENTER x/VARIABLES.
+REGRESSION DEPENDENT=x/VARIABLES.
+REGRESSION DEPENDENT=**.
+REGRESSION METHOD=**.
+REGRESSION METHOD=ENTER **.
+REGRESSION STATISTICS=**.
+REGRESSION STATISTICS=CI(**).
+REGRESSION STATISTICS=CI(1 **).
+REGRESSION SAVE=**.
+REGRESSION **.
+])
+AT_CHECK([pspp -O format=csv regression.sps], [1], [dnl
+"regression.sps:2.22-2.23: error: REGRESSION: Syntax error expecting variable name.
+ 2 | REGRESSION VARIABLES=**.
+ | ^~"
+
+"regression.sps:3.27-3.35: error: REGRESSION: VARIABLES may not appear after METHOD.
+ 3 | REGRESSION METHOD=ENTER x/VARIABLES.
+ | ^~~~~~~~~"
+
+"regression.sps:4.24-4.32: error: REGRESSION: VARIABLES may not appear after DEPENDENT.
+ 4 | REGRESSION DEPENDENT=x/VARIABLES.
+ | ^~~~~~~~~"
+
+"regression.sps:5.22-5.23: error: REGRESSION: Syntax error expecting variable name.
+ 5 | REGRESSION DEPENDENT=**.
+ | ^~"
+
+"regression.sps:6.19-6.20: error: REGRESSION: Syntax error expecting ENTER.
+ 6 | REGRESSION METHOD=**.
+ | ^~"
+
+"regression.sps:7.25-7.26: error: REGRESSION: Syntax error expecting variable name.
+ 7 | REGRESSION METHOD=ENTER **.
+ | ^~"
+
+"regression.sps:8.23-8.24: error: REGRESSION: Syntax error expecting ALL, DEFAULTS, R, COEFF, ANOVA, BCOV, TOL, or CI.
+ 8 | REGRESSION STATISTICS=**.
+ | ^~"
+
+"regression.sps:9.26-9.27: error: REGRESSION: Syntax error expecting number.
+ 9 | REGRESSION STATISTICS=CI(**).
+ | ^~"
+
+"regression.sps:10.28-10.29: error: REGRESSION: Syntax error expecting `@:}@'.
+ 10 | REGRESSION STATISTICS=CI(1 **).
+ | ^~"
+
+"regression.sps:11.17-11.18: error: REGRESSION: Syntax error expecting PRED or RESID.
+ 11 | REGRESSION SAVE=**.
+ | ^~"
+
+"regression.sps:12.12-12.13: error: REGRESSION: Syntax error expecting VARIABLES, DEPENDENT, ORIGIN, NOORIGIN, METHOD, STATISTICS, or SAVE.
+ 12 | REGRESSION **.
+ | ^~"
+])
+AT_CLEANUP
\ No newline at end of file