Update

Author: odow

src/FileFormats/MPS/read.jl

@@ -267,7 +267,7 @@ function Base.read!(io::IO, model::Model{T}) where {T}
             if length(items) != 2
                 _throw_parse_error(
                     data,
-                    "The header for a quadratic matrx must have two fields, where the second field is the name of the Q matrix.",
+                    "The header for a quadratic matrix must have two fields, where the second field is the name of the Q matrix.",
                 )
             end
             data.current_qc_matrix = String(items[2])

test/FileFormats/MPS/failing_models/bad_objective_sense.mps

@@ -0,0 +1,8 @@
+NAME
+OBJSENSE minimax
+ROWS
+ N  c
+COLUMNS
+    x         c                 1
+BOUNDS
+ENDATA

test/FileFormats/MPS/failing_models/bad_objective_sense_newline.mps

@@ -0,0 +1,9 @@
+NAME
+OBJSENSE
+ minimax
+ROWS
+ N  c
+COLUMNS
+    x         c                 1
+BOUNDS
+ENDATA

test/FileFormats/MPS/failing_models/malformed_qcmatrix_header.mps

@@ -0,0 +1,13 @@
+NAME
+OBJSENSE MIN
+ROWS
+ N  obj
+ L  c
+COLUMNS
+    x         obj       1
+RHS
+BOUNDS
+ FR bounds    x
+QCMATRIX
+    x         1
+ENDATA