1 files changed, 97 insertions, 0 deletions
diff --git a/src/go/collectors/go.d.plugin/pkg/matcher/logical_test.go b/src/go/collectors/go.d.plugin/pkg/matcher/logical_test.go
new file mode 100644
index 000000000..64491f1ad
--- /dev/null
+++ b/src/go/collectors/go.d.plugin/pkg/matcher/logical_test.go
@@ -0,0 +1,97 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package matcher
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestTRUE(t *testing.T) {
+	assert.True(t, TRUE().Match(nil))
+	assert.True(t, TRUE().MatchString(""))
+}
+
+func TestFALSE(t *testing.T) {
+	assert.False(t, FALSE().Match(nil))
+	assert.False(t, FALSE().MatchString(""))
+}
+
+func TestAnd(t *testing.T) {
+	assert.Equal(t,
+		matcherF,
+		And(FALSE(), stringFullMatcher("")))
+	assert.Equal(t,
+		matcherF,
+		And(stringFullMatcher(""), FALSE()))
+
+	assert.Equal(t,
+		stringFullMatcher(""),
+		And(TRUE(), stringFullMatcher("")))
+	assert.Equal(t,
+		stringFullMatcher(""),
+		And(stringFullMatcher(""), TRUE()))
+
+	assert.Equal(t,
+		andMatcher{stringPartialMatcher("a"), stringPartialMatcher("b")},
+		And(stringPartialMatcher("a"), stringPartialMatcher("b")))
+
+	assert.Equal(t,
+		andMatcher{
+			andMatcher{stringPartialMatcher("a"), stringPartialMatcher("b")},
+			stringPartialMatcher("c"),
+		},
+		And(stringPartialMatcher("a"), stringPartialMatcher("b"), stringPartialMatcher("c")))
+}
+
+func TestOr(t *testing.T) {
+	assert.Equal(t,
+		stringFullMatcher(""),
+		Or(FALSE(), stringFullMatcher("")))
+	assert.Equal(t,
+		stringFullMatcher(""),
+		Or(stringFullMatcher(""), FALSE()))
+
+	assert.Equal(t,
+		TRUE(),
+		Or(TRUE(), stringFullMatcher("")))
+	assert.Equal(t,
+		TRUE(),
+		Or(stringFullMatcher(""), TRUE()))
+
+	assert.Equal(t,
+		orMatcher{stringPartialMatcher("a"), stringPartialMatcher("b")},
+		Or(stringPartialMatcher("a"), stringPartialMatcher("b")))
+
+	assert.Equal(t,
+		orMatcher{
+			orMatcher{stringPartialMatcher("a"), stringPartialMatcher("b")},
+			stringPartialMatcher("c"),
+		},
+		Or(stringPartialMatcher("a"), stringPartialMatcher("b"), stringPartialMatcher("c")))
+}
+
+func TestAndMatcher_Match(t *testing.T) {
+	and := andMatcher{
+		stringPrefixMatcher("a"),
+		stringSuffixMatcher("c"),
+	}
+	assert.True(t, and.Match([]byte("abc")))
+	assert.True(t, and.MatchString("abc"))
+}
+
+func TestOrMatcher_Match(t *testing.T) {
+	or := orMatcher{
+		stringPrefixMatcher("a"),
+		stringPrefixMatcher("c"),
+	}
+	assert.True(t, or.Match([]byte("aaa")))
+	assert.True(t, or.MatchString("ccc"))
+}
+
+func TestNegMatcher_Match(t *testing.T) {
+	neg := negMatcher{stringPrefixMatcher("a")}
+	assert.False(t, neg.Match([]byte("aaa")))
+	assert.True(t, neg.MatchString("ccc"))
+}