diff --git a/tests/board_samples/error_l5.sch b/tests/board_samples/error_l5.sch
new file mode 100644
index 00000000..4622a4ac
--- /dev/null
+++ b/tests/board_samples/error_l5.sch
@@ -0,0 +1,27 @@
+EESchema Schematic File Version 4
+EELAYER 30 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L l5:R R1
+U 1 1 5EBE8A2E
+P 3500 2200
+F 0 "R1" H 3570 2246 50  0000 L CNN
+F 1 "100" H 3570 2155 50  0000 L CNN
+F 2 "Resistor_SMD:R_0805_2012Metric" V 3430 2200 50  0001 C CNN
+F 3 "~" H 3500 2200 50  0001 C CNN
+	1    3500 2200
+	1    0    0    -1  
+$EndComp
+$EndSCHEMATC
diff --git a/tests/board_samples/error_l6.sch b/tests/board_samples/error_l6.sch
new file mode 100644
index 00000000..0a6bc50a
--- /dev/null
+++ b/tests/board_samples/error_l6.sch
@@ -0,0 +1,27 @@
+EESchema Schematic File Version 4
+EELAYER 30 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L l6:R R1
+U 1 1 5EBE8A2E
+P 3500 2200
+F 0 "R1" H 3570 2246 50  0000 L CNN
+F 1 "100" H 3570 2155 50  0000 L CNN
+F 2 "Resistor_SMD:R_0805_2012Metric" V 3430 2200 50  0001 C CNN
+F 3 "~" H 3500 2200 50  0001 C CNN
+	1    3500 2200
+	1    0    0    -1  
+$EndComp
+$EndSCHEMATC
diff --git a/tests/board_samples/error_l7.sch b/tests/board_samples/error_l7.sch
new file mode 100644
index 00000000..2e0eac13
--- /dev/null
+++ b/tests/board_samples/error_l7.sch
@@ -0,0 +1,27 @@
+EESchema Schematic File Version 4
+EELAYER 30 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L l7:R R1
+U 1 1 5EBE8A2E
+P 3500 2200
+F 0 "R1" H 3570 2246 50  0000 L CNN
+F 1 "100" H 3570 2155 50  0000 L CNN
+F 2 "Resistor_SMD:R_0805_2012Metric" V 3430 2200 50  0001 C CNN
+F 3 "~" H 3500 2200 50  0001 C CNN
+	1    3500 2200
+	1    0    0    -1  
+$EndComp
+$EndSCHEMATC
diff --git a/tests/board_samples/l5.lib b/tests/board_samples/l5.lib
new file mode 100644
index 00000000..98a79408
--- /dev/null
+++ b/tests/board_samples/l5.lib
@@ -0,0 +1,47 @@
+EESchema-LIBRARY Version 2.4
+#encoding utf-8
+#
+# R
+#
+DEF R R 0 0 N Y 1 F N
+F0 "R" 80 0 50 V V C CNN
+F1 "R" 0 0 50 V V C CNN
+F2 "" -70 0 50 V I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ R_*
+ R_*
+$ENDFPLIST
+DRAW
+S -40 -100 40 100 0 1 10
+P 3 0 1 0 -100 -150 0 -50 0 -50
+P 3 0 1 0 -100 -150 0 -50 0 -50 0 -50 N
+C 100 100 5 0 1 0
+A -150 0 50 1 1799 1 1 0 N -100 0 -200
+T 0 300 250 24 0 0 0 BAL/STRB Normal 0 C
+X ~ 1 0 150 50 D 50 50 1 1
+X ~ 2 0 -150 50 U 50 50 1 1 P
+Y pepe
+ENDDRAW
+ENDDEF
+#
+# C
+# Broken DEF
+DEF C C 0 10 N Y 1 F
+F0 "C" 25 100 50 H V L CNN
+F1 "C" 25 -100 50 H V L CNN
+F2 "" 38 -150 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ C_*
+$ENDFPLIST
+DRAW
+P 2 0 1 20 -80 -30 80 -30 N
+P 2 0 1 20 -80 30 80 30 N
+X ~ 1 0 150 110 D 50 50 1 1 P
+X ~ 2 0 -150 110 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+DEF R R 0 0 N Y 1 F N
+#
+#End Library
diff --git a/tests/board_samples/l6.lib b/tests/board_samples/l6.lib
new file mode 100644
index 00000000..5ffba7b5
--- /dev/null
+++ b/tests/board_samples/l6.lib
@@ -0,0 +1 @@
+bogus
diff --git a/tests/board_samples/l7.lib b/tests/board_samples/l7.lib
new file mode 100644
index 00000000..2575865b
--- /dev/null
+++ b/tests/board_samples/l7.lib
@@ -0,0 +1,8 @@
+EESchema-LIBRARY Version 2.4
+#encoding utf-8
+#
+# R
+#
+DQF R R 0 0 N Y 1 F N
+#
+#End Library
diff --git a/tests/board_samples/sym-lib-table b/tests/board_samples/sym-lib-table
index 2211cd5a..1aaeca68 100644
--- a/tests/board_samples/sym-lib-table
+++ b/tests/board_samples/sym-lib-table
@@ -3,4 +3,8 @@
   (lib (name l2)(type Legacy)(uri ${KIPRJMOD}/l2.lib)(options "")(descr ""))
   (lib (name l3)(type Legacy)(uri ${KIPRJMOD}/l3.lib)(options "")(descr ""))
   (lib (name l4)(type Legacy)(uri ${KIPRJMOD}/l4.lib)(options "")(descr ""))
+  (lib (name l5)(type Legacy)(uri ${KIPRJMOD}/l5.lib)(options "")(descr ""))
+  (lib (name l6)(type Legacy)(uri ${KIPRJMOD}/l6.lib)(options "")(descr ""))
+  (lib (name l7)(type Legacy)(uri ${KIPRJMOD}/l7.lib)(options "")(descr ""))
+  (lib (name l8)(type Legacy)(uri ${KIPRJMOD}/l8.lib)(options "")(descr ""))
 )
diff --git a/tests/test_plot/test_sch_errors.py b/tests/test_plot/test_sch_errors.py
index 515e39e1..7a87f17f 100644
--- a/tests/test_plot/test_sch_errors.py
+++ b/tests/test_plot/test_sch_errors.py
@@ -61,3 +61,17 @@ def test_sch_errors_l4():
     setup_ctx('l4', 'error_l4', 'Missing component field name')
 
 
+def test_sch_errors_l5():
+    setup_ctx('l5', 'error_l5', ['Unknown poligon definition', 'Expected 6 coordinates and got 8 in poligon',
+              'Unknown square definition', 'Unknown circle definition', 'Unknown arc definition',
+              'Unknown text definition', 'Unknown pin definition', 'Failed to load component definition',
+              'Unknown draw element'])
+
+
+def test_sch_errors_l6():
+    setup_ctx('l6', 'error_l6', 'Missing library signature')
+
+
+def test_sch_errors_l7():
+    setup_ctx('l7', 'error_l7', 'Unknown library entry')
+
diff --git a/tests/utils/context.py b/tests/utils/context.py
index 0475669e..df56f4e4 100644
--- a/tests/utils/context.py
+++ b/tests/utils/context.py
@@ -257,6 +257,14 @@ class TestContext(object):
         return m
 
     def search_err(self, text):
+        if isinstance(text, list):
+            res = []
+            for t in text:
+                m = re.search(t, self.err, re.MULTILINE)
+                assert m is not None
+                logging.debug('error match: `{}` (`{}`) OK'.format(t, m.group(0)))
+                res.append(m)
+            return res
         m = re.search(text, self.err, re.MULTILINE)
         assert m is not None
         logging.debug('error match: `{}` (`{}`) OK'.format(text, m.group(0)))