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85 lines
3.6 KiB
Go
85 lines
3.6 KiB
Go
package statement_test
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import (
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"bytes"
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"database/sql"
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"testing"
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"github.com/chaisql/chai"
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"github.com/stretchr/testify/require"
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)
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func TestUpdateStmt(t *testing.T) {
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tests := []struct {
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name string
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query string
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fails bool
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expected string
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params []interface{}
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}{
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{"No clause", `UPDATE test`, true, "", nil},
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{"Read-only table", `UPDATE __chai_catalog SET a = 1`, true, "", nil},
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{"SET / No cond", `UPDATE test SET a = 'boo'`, false, `[{"a":"boo","b":"bar1","c":"baz1","d":null,"e":null},{"a":"boo","b":"bar2","c":null,"d":null,"e":null},{"a":"boo","d":"bar3","e":"baz3","c":null,"b":null}]`, nil},
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{"SET / No cond / with ident string", "UPDATE test SET `a` = 'boo'", false, `[{"a":"boo","b":"bar1","c":"baz1","d":null,"e":null},{"a":"boo","b":"bar2","c":null,"d":null,"e":null},{"a":"boo","d":"bar3","e":"baz3","c":null,"b":null}]`, nil},
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{"SET / No cond / with multiple idents and constraint", `UPDATE test SET a = c`, true, ``, nil},
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{"SET / No cond / with multiple idents", `UPDATE test SET b = c`, false, `[{"a":"foo1","b":"baz1","c":"baz1","d":null,"e":null},{"a":"foo2","b":null,"c":null,"d":null,"e":null},{"a":"foo3","b":null,"c":null,"d":"bar3","e":"baz3"}]`, nil},
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{"SET / No cond / with missing column", "UPDATE test SET f = 'boo'", true, "", nil},
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{"SET / No cond / with string", `UPDATE test SET 'a' = 'boo'`, true, "", nil},
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{"SET / With cond", "UPDATE test SET a = 'FOO2', b = 2 WHERE a = 'foo2'", false, `[{"a":"foo1","b":"bar1","c":"baz1","d":null,"e":null},{"a":"FOO2","b":"2","c":null,"d":null,"e":null},{"a":"foo3","b":null,"c":null,"d":"bar3","e":"baz3"}]`, nil},
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{"SET / With cond / with missing column", "UPDATE test SET f = 'boo' WHERE d = 'bar3'", true, ``, nil},
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{"SET / Field not found", "UPDATE test SET a = 1, b = 2 WHERE a = f", true, ``, nil},
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{"SET / Positional params", "UPDATE test SET a = ?, b = ? WHERE a = ?", false, `[{"a":"a","b":"b","c":"baz1","d":null,"e":null},{"a":"foo2","b":"bar2","c":null,"d":null,"e":null},{"a":"foo3","b":null,"c":null,"d":"bar3","e":"baz3"}]`, []interface{}{"a", "b", "foo1"}},
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{"SET / Named params", "UPDATE test SET a = $a, b = $b WHERE a = $c", false, `[{"a":"a","b":"b","c":"baz1","d":null,"e":null},{"a":"foo2","b":"bar2","c":null,"d":null,"e":null},{"a":"foo3","b":null,"c":null,"d":"bar3","e":"baz3"}]`, []interface{}{sql.Named("b", "b"), sql.Named("a", "a"), sql.Named("c", "foo1")}},
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}
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for _, test := range tests {
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t.Run(test.name, func(t *testing.T) {
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runTest := func(indexed bool) {
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db, err := chai.Open(":memory:")
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require.NoError(t, err)
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defer db.Close()
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conn, err := db.Connect()
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require.NoError(t, err)
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defer conn.Close()
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err = conn.Exec("CREATE TABLE test (a text not null, b text, c text, d text, e text)")
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require.NoError(t, err)
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if indexed {
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err = conn.Exec("CREATE INDEX idx_test_a ON test(a)")
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require.NoError(t, err)
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}
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err = conn.Exec("INSERT INTO test (a, b, c) VALUES ('foo1', 'bar1', 'baz1')")
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require.NoError(t, err)
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err = conn.Exec("INSERT INTO test (a, b) VALUES ('foo2', 'bar2')")
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require.NoError(t, err)
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err = conn.Exec("INSERT INTO test (a, d, e) VALUES ('foo3', 'bar3', 'baz3')")
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require.NoError(t, err)
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err = conn.Exec(test.query, test.params...)
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if test.fails {
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require.Error(t, err)
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return
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}
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require.NoError(t, err)
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st, err := conn.Query("SELECT * FROM test")
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require.NoError(t, err)
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defer st.Close()
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var buf bytes.Buffer
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err = st.MarshalJSONTo(&buf)
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require.NoError(t, err)
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require.JSONEq(t, test.expected, buf.String())
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}
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runTest(false)
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runTest(true)
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})
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}
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}
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